Summary of International Corrosion Resistant Alloy Grades and Properties (marketing department of Shanghai HY Industry Co., Ltd)

Corrosion Resistant Alloy

Hastelloy B ( NS321 )

Physical properties: Density: 9.24g/cm3 Melting point: 1340-1390 °C Elastic modulus: 180-220 GPa Resistivity: 137 µOhmcm Hardness: – Brinell 100-230 Coefficient of Thermal Expansion (20 – 100°C): 10.3 x10-6K-1 Main features: resistant to strong reducing medium corrosion. Examples of applications: hot concentrated hydrochloric acid and hydrogen chloride devices and components, etc.chemical composition：% C Cr Ni V Fe Co Mn Si P S Mo ≤0.05 ≤1.0 Bal. 0.2-0.4 4.0-6.0 ≤2.5 ≤1.0 ≤1.0 ≤0.04 ≤0.03 26.0-30.0

Corrosion Resistant Alloy

Hastelloy B-2 ( NS322 )

Physical properties: Density: 9.22g/cm3 Melting point: 1370 °C Elastic modulus: 217 kN/mm2 Resistivity: 137 µOhmcm Hardness: HRC40 Thermal expansion coefficient (20 – 100°C): 11.2 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: resistant to strong reducing medium corrosion, improved resistance to intergranular corrosion. Example of use: acid and medium-concentration sulfuric acid environment (especially at high temperature) devices. chemical composition:% C Cr Ni Fe Co Mn Si P S Mo ≤0.02 ≤1.0 Bal. ≤2.0 ≤1.0 ≤1.0 ≤0.2 ≤0.04 ≤0.03 26.0-30.0

Corrosion Resistant Alloy

Hastelloy B-3

Physical properties: Density: 9.22g/cm3 Melting point: 1418 °C Elastic modulus: 216 kN/mm2 Resistivity: 137 μ Ω-cm Hardness: HB94 Thermal Expansion Coefficient (20 – 100°C): 10.6 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: It has strong resistance to hydrochloric acid at any concentration and temperature, and it is also resistant to sulfuric acid, acetic acid, formic acid and phosphoric acid, and has certain resistance to other non-oxidizing layers. Example of use: It is applied in the field of wet flue gas desulfurization, that is, high-temperature components of aviation and aerospace.chemical composition:% C Cr Ni V Fe Co Mn Si Cu W Mo Al Ti Nb P S ≤0.05 1.0-3.0 Bal. ≤0.2 1.0-3.0 ≤3.0 ≤3.0 ≤0.1 ≤0.2 ≤3.0 27-32 ≤0.5 ≤0.2 ≤0.2 ≤0.03 ≤0.03

Corrosion Resistant Alloy

Hastelloy C ( NS333 )

Physical properties: Density: 8.94g/cm3 Melting point: 1350°C Elastic modulus: 210-103GPa Thermal conductivity: 29.3 W(m K) Hardness: Thermal Expansion Coefficient: Approximate operating temperature: °C Main features: Corrosion-resistant alloy with many excellent properties, good resistance to oxidative and moderate reductive corrosion. Application examples: nuclear energy industry, chemical industry, petroleum industry, pressure vessel heat exchanger, plate cooler. chemical composition:% C Cr Ni V Fe Co Mn Si P S Mo W ≤0.08 14.5-16.5 Bal. ≤0.35 4.0-7.0 ≤2.5 ≤1.0 ≤1.0 ≤0.04 ≤0.03 15.0-17.0 3.0-4.5

Corrosion Resistant Alloy

Hastelloy C-4( 336 )

Physical properties: Density: 8.64g/cm3 Melting point: 1399 °C Elastic modulus: 212.4 kN/mm2 Thermal conductivity: 10.1w/m-k Hardness: HRC90 Thermal Expansion Coefficient (20 – 100°C): 12.6 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: Good structural stability, can be used directly after welding. Application examples: wet chlorine, hypochlorous acid, hydrochloric acid, chloride installations.chemical composition:% C Cr Ni Ti Fe Co Mn Si P S Mo ≤0.015 14.0-18.0 Bal. ≤7.0 ≤3.0 ≤2.0 ≤1.0 ≤0.08 ≤0.04 ≤0.03 14-17

Corrosion Resistant Alloy

Hastelloy C-22

Physical properties: Density: 8.69g/cm3 Melting point: 1357-1399 °C Elastic modulus: 205.5N/mm2 Thermal conductivity: 11.1 W/m-K Hardness: HRC93 Coefficient of thermal expansion (20 – 100°C): 112.6 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: C-22 alloy has good resistance to pitting corrosion, crevice corrosion and stress corrosion cracking. Examples of applications: sulfur dioxide cooling towers, flue gas scrubber systems, sulfonation systems, geothermal fins, tubular heat exchangers, etc. chemical composition:% C Cr Ni V Fe Co Mn Si P S Mo W ≤0.001 20.0-22.5 Bal. ≤0.35 2.0-6.0 ≤2.5 ≤0.50 ≤0.08 ≤0.025 ≤0.01 12.5-14.5 2.5-3.5

Corrosion Resistant Alloy

Hastelloy C-276  ( NS334 )

Physical properties: Density: 8.89g/cm3 Melting point: 1323-1371 °C Elastic modulus: 205.5kN/mm2 Thermal conductivity: 11.1 W/m-K Hardness: HRC90 Thermal Expansion Coefficient (24-100°C): 11.2 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: welded components of strong corrosive redox compound medium and high temperature seawater. Application examples: aviation, chemical industry, power plant desulfurization. chemical composition:% C Cr Ni V Fe Co Mn Si P S Mo W ≤0.02 14.5-16.5 Bal. ≤0.35 4.0-7.0 ≤2.5 ≤1.0 ≤0.08 ≤0.04 ≤0.03 15-17 3.0-4.5

Corrosion Resistant Alloy

Hastelloy  C-2000

Physical properties: Density: 8.5g/cm3 Melting point: 1399 °C Modulus of elasticity: 206kN/mm2 Thermal conductivity: 10.8 W / m – k Hardness: HRC90 Thermal Expansion Coefficient (25 – 100°C): 12.4 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: Anti-corrosion performance: including sulfuric acid hydrofluoric acid phosphoric acid organic acid chloride alkali metal pitting crevice corrosion stress corrosion cracking. Examples of applications: reactors, heat exchangers, valves, pumps, etc. chemical composition:% C Cr Ni V Fe Cu Mn Si P S Mo ≤0.01 23 Bal. ≤0.35 3 1.6 ≤0.5 ≤0.08 ≤0.02 ≤0.08 16

Corrosion Resistant Alloy

Hastelloy X ( GH3536 )

Physical properties: Density: 8.28g/cm3 Melting point: 1295-1381°C Elastic modulus: 142-199N/mm2 Thermal conductivity: 13.38λ/(W(m•℃) Hardness: HBS≤241 Thermal Expansion Coefficient (24 -100°C): m/m °C Approximate operating temperature: °C Main features: good oxidation resistance and corrosion resistance, medium durability and creep strength below 900°C, good cold and hot forming and welding properties. Application example: It is suitable for the manufacture of combustion chamber components and other high-temperature components of aero-engines. It can be used for a long time below 900°C, and the short-term working temperature can reach 1080°C. chemical composition:% C Cr Ni Co W Mo Al Fe B Cu Mn Si P S Ti 0.05-0.15 20.5-23.0 Bal. 0.50-2.50 0.20-1.00 8.0-10.0 ≤0.50 17.0-20.0 ≤0.01 ≤0.50 ≤1.00 ≤1.0 ≤0.025 ≤0.015 ≤0.15

 

Incoloy 800 ( NS111 )

Physical properties: Density: 7.95 g/cm3 Melting point: 1350～1400°C Elastic modulus: 196N/mm2 Thermal conductivity: 12.8 λ/(W(m•℃) Hardness: Thermal Expansion Coefficient (24 -100°C): 14.2m/m °C Operating temperature approx.: -200 to +1,100°C Main features: It is a high-strength nickel-iron-chromium alloy, which has strong oxidation resistance and carbonization resistance under high temperature conditions, and has corrosion resistance in many watery environments. Examples of uses: heat exchangers and piping systems, vaporizing devices and reactors, furnace spare parts, electric range heating element jackets, extruded tubing ethylene and steam methane reformers, ammonia nitrogen wastewater coolers. chemical composition:% C Cr Ni Al Fe Cu Mn Si P S Ti ≤0.10 19-23 30-35 0.15-0.60 Bal. ≤0.75 ≤1.50 ≤1.0 ≤0.03 ≤0.015 0.15-0.60

 

Incoloy 800H ( NS112 )

Physical properties: Density: 8.0g/cm3 Melting point: 1350-1400°C Elastic modulus: 196N/mm2 Thermal conductivity: 12.8 λ/(W(m•℃) Hardness: Thermal Expansion Coefficient (24 -100°C): 14.2m/m °C Operating temperature approx.: -200 to +1,100 °C Main features: It has good resistance to reduction, oxidation, nitriding medium corrosion and redox alternating medium corrosion performance, and has high metallurgical stability in long-term high-temperature applications. Application example: Mainly used in chemical industry, power plant, petrochemical industry and other industrial heat exchangers and high temperature heating, cracking furnace tubes, etc. chemical composition:% C Cr Ni Al Fe Cu Mn Si P S Ti 0.05-0.10 19-23 30-35 0.15-0.60 Bal. ≤0.75 ≤1.50 ≤1.0 ≤0.03 ≤0.015 0.15-0.60

 

Incoloy 825 ( NS142 )

Physical properties: Density: 8.14g/cm3 Melting point: 1370-1400 °C Elastic modulus: 193 kN/mm2 Thermal conductivity: 12.3 λ/(W(m•℃) Hardness: HB≤200 Thermal expansion coefficient (21- 93°C): 14μ m/m °C Approximate operating temperature: -200 to +250°C Main features: Resistance to acid and alkali metal corrosion in both oxidizing and reducing environments High nickel content gives the alloy effective resistance to stress corrosion cracking. Application examples: heating pipes, containers, chains, etc. for sulfuric acid pickling plants; seawater cooling heat exchangers, marine product pipeline systems, acid gas environment pipelines. chemical composition:% C Cr Ni Mo Fe Al Cu Mn Si P S Ti ≤0.05 19.5-23.5 38-46 2.5-3.5 Bal. ≤0.20 1.5-3.0 ≤1.0 ≤0.50 ≤0.03 ≤0.03 0.6-1.2

 

Inconel 600 ( NS312 )   ATSM B166

Physical properties: Density: 8.43g/cm3 Melting point: 1370-1425 °C Approximate operating temperature: -200 to +340 °C Elastic modulus: 206N/mm2 Thermal conductivity: 14.8 W/m•K Hardness: 65-95B Coefficient of thermal expansion (24 -100°C): 13.3 μ m/m °C Main features: It has good high temperature corrosion resistance and oxidation resistance, excellent cold and hot processing and welding process performance, and has satisfactory thermal strength and high plasticity below 700°C. Examples of applications: aero-engine parts, production and use of corrosive alkali metals, especially the environment where sulfides are used.chemical composition:% C Cr Ni Fe Ai Ti Nb Cu Mn Si P S ≤0.15 14.0-17.0 Bal. 6.0-10.0 ≤0.35 ≤0.50 ≤1.00 ≤0.50 ≤1.0 ≤0.50 ≤0.03 ≤0.015

 

Inconel 625 ( NS336 )

Physical properties: Density: 8.44g/cm3 Melting point: 1290-1350 °C Approximate operating temperature: -200 to +340 °C Elastic modulus: 205.8N/mm2 Thermal conductivity: 19.8 W/m•K Hardness: HBS(187-217) Coefficient of thermal expansion (21 – 93°C): 12.8 μ m/m °C Main features: excellent corrosion resistance and oxidation resistance, good tensile properties and fatigue properties from low temperature to 980°C, and stress corrosion resistance in salt spray atmosphere. Application example: It is suitable for the manufacture of aero-engine parts, aerospace structural parts, chemical equipment and occasions exposed to seawater and subjected to high mechanical stress.chemical composition:% C Cr Ni Al Ti Nb Fe Co Mn Si P S Mo ≤0.10 20.0-23.0 Bal. ≤0.40 ≤0.40 3.15-4.15 ≤5.0 ≤2.5 ≤0.50 ≤0.50 ≤0.015 ≤0.015 8.0-10.0

 

Inconel 718 ( NS112 )

Physical properties: Density: 8.24g/cm3 Melting point: 1260-1320°C Approximate operating temperature: -200 to +550°C Elastic modulus: 204.9kN/mm2 Thermal conductivity: 14.7λ/(W(m•℃) Hardness: HBS346-450 Thermal Expansion Coefficient (21 – 93°C): 13.0 μ m/m °C Main features: It has good comprehensive performance in the temperature range of -253 to 700°C, the yield strength below 650°C ranks first in the deformed superalloy, and has good fatigue resistance, radiation resistance, oxidation resistance, and corrosion resistance. And good processing performance, welding performance and long-term organizational stability. Example of use: Manufacturing various stationary and rotating parts in aviation and aerospace engines, such as discs, rings, casings, shafts, blades, fasteners, elastic elements, gas pipes, sealing elements, etc., and welded structural parts; manufacturing Various elastic elements and grids used in the nuclear energy industry; manufacturing parts and other parts used in the fields of petroleum and Chinese labor. chemical composition:% C Cr Ni Co Mo Al Ti Fe Nb B Mg Mn Si Cu P S ≤0.08 17.0-21.0 50.0-55.0 ≤1.00 2.80-3.30 0.30-0.70 0.75-1.15 Bal. 4.75-5.50 ≤0.006 ≤0.01 ≤0.35 ≤0.35 ≤0.30 ≤0.015 ≤1.0

 

UNS N04400、Monel 400

Physical properties: Density: 8.8g/cm3 Melting point: 1293-1349°C Approximate operating temperature: -190 to +260°C Elastic modulus: 173 kN/mm2 Thermal conductivity: 16.272λ/(W(m•℃) Hardness: HB160－280 Thermal Expansion Coefficient (21 – 93°C): 13.9 μ m/m °C Main features: The alloy has excellent corrosion resistance in hydrofluoric acid and fluorine gas medium, and also has excellent corrosion resistance to hot concentrated alkali solution. At the same time, it is also resistant to corrosion by neutral solutions, water, sea water, atmosphere, organic compounds, etc. chemical composition:% C Fe Ni Cu Mn Si S ≤0.30 ≤2.5 63-70 28-34 ≤2.0 ≤0.5 ≤0.024

 

Corrosion Resistant Alloy

UNS N05500、Monel K500

Physical properties: Density: 8.05g/cm3 Melting point: 1288-1343℃ Elastic modulus: 180-220 GPa Thermal conductivity: 11.8 λ/(W(m•℃) Hardness: – Brinell 100-230 Coefficient of Thermal Expansion (20 – 100°C): 10.3 x10-6K-1 Operating temperature approx. -100 to +260°C Main features: good thermal corrosion resistance and long-term tissue stability. Example of use: Mainly used to manufacture turbine blades and gas turbine blades on aero-engines whose working temperature is below 750°C; in China, the terms I, II, turbine disks, free turbine disks and other parts have been used on aero-engines.chemical composition:% C Cr Ni V Fe Co Mn Si P S Mo ≤0.05 ≤1.0 Bal. 49-51 4-6 ≤2.5 ≤1.0 ≤1.0 ≤0.03 ≤0.03 26-30

 

Alloy 20(UNS N08020)  ( NS143、0Cr20Ni35Mo3Cu4Nb )

Physical properties: Density: 8.08g/cm3 Melting point: 1357 -1430℃ Elastic modulus: 1.8×105 MPa Thermal conductivity: 14.0 λ/(W(m•℃) Hardness: Coefficient of Thermal Expansion (20 – 100°C): 15.6 μ m/m °C Approximate operating temperature: -200 to +400°C Main features: Corrosion-resistant alloy with many excellent properties, good resistance to oxidative and moderate reductive corrosion, excellent resistance to stress corrosion cracking and good resistance to localized corrosion. Satisfactory in many chemical process media corrosion resistance properties. Application examples: such as hydrometallurgy and sulfuric acid industrial installations. chemical composition:% C Cr Ni Cu Fe Mo Mn Si P S ≤0.07 19.0-21.0 32.0-38.0 3.0-4.0 Bal. 2.0-3.0 ≤2.0 ≤1.0 ≤0.045 ≤0.035

 

Inconel 601 ( NS313 )

Physical properties: Density: 8.11g/cm3 Melting point: 1360-1411℃ Elastic modulus: 124.7-206.5GPa Thermal conductivity: 12.7λ/(W(m•℃) Hardness: HRC65-95 Thermal Expansion Coefficient (20 – 100°C): 13.75μ m/m °C Approximate operating temperature: -200 to +400°C Main features: Inconel 601 nickel-chromium alloy material has strong oxidation resistance, high temperature resistance and corrosion resistance, and it also has high mechanical properties at high temperatures. chemical composition:% C Cr Ni Fe Al Cu Mn Si S ≤0.10 21.0-25.0 58.0-63.0 Bal. 1.0-1.7 ≤1.0 ≤1.0 ≤0.5 ≤0.03

 

Inconel 690 ( NS315 )

Physical properties: Density: 8.19g/cm3 Melting point: 1344-1377℃ Elastic modulus: 211 GPa Thermal conductivity: 12.1λ/(W(m•℃) Hardness: HRB85 Thermal Expansion Coefficient (20 – 100°C): 14.0 x10-6K-1 Main features: Nickel-based superalloy Inconel 690 has excellent corrosion resistance and thermal stability. Application example: It has broad application prospects in aviation, navigation and nuclear industry, and has been applied to steam generators of pressurized water reactors. chemical composition:% C Cr Ni Cu Fe Si Mn S ≤0.05 27.0-31.0 Bal. ≤0.50 7.0-11.0 ≤0.50 ≤0.50 ≤0.015

 

Superalloy

GH1035 ( XH38BT )

Physical properties: Density: 8.17g/cm3 Melting point: ℃ Elastic modulus: 142-199GPa Thermal conductivity: 12.6λ/(W(m•℃) Hardness: HBS230 Thermal Expansion Coefficient (20 – 100°C): 13.7×10-6K-1 Main features: good oxidation resistance, plasticity and impact properties. Application example: turbine engine combustion chamber, turbine outer ring, exhaust device and other parts that work for a long time below 900°C chemical composition:% C Cr Ni Al Fe Ti W Nb Mn Si Ce P S 0.06-0.12 20.0-23.0 35.0-40.0 ≤0.50 Bal. 0.70-1.20 2.50-3.50 1.20-1.70 ≤0.70 ≤0.80 ≤0.05 ≤0.030 ≤0.020

 

GH2132 ( UNSS66286 ) (  ZbNCT25 )

Physical properties: Density 7.93g/cm3 Melting point: 1364～1424℃ Elastic modulus: 149.8～200.1GPa Thermal conductivity: 14.2λ/(W(m•℃) Hardness: HBS255～321 Thermal Expansion Coefficient (20 – 100°C): 16.09×10-6K-1 Main features: It has high yield strength, durability and creep strength below 650°C, and has good processing plasticity and satisfactory welding performance. Example of application: high-temperature load-bearing parts of aero-engines that work for a long time below 650°C, such as turbine discs, etc. chemical composition:% C Cr Ni V Fe Ti Mo Mn B Si Al P S ≤0.08 13.5-16.0 24.0-27.0 0.10-0.50 Bal. 1.75-2.30 1.00-1.50 1.00-2.00 0.001-0.01 ≤1.00 ≤0.40 ≤0.030 ≤0.020

 

GH3536 ( UNS N06002  Hastelloy X)

Physical properties: Density 8.29g/cm3 Melting point: 1295～1381℃ Elastic modulus: 149～206GPa Thermal conductivity: 13.39λ/(W(m•℃) Hardness: HB90 Thermal Expansion Coefficient (20 – 100°C): 12.1×10-6K-1 Main features: moderate durability and creep strength below 900°C, good cold and hot forming and welding properties. Application example: Used in the manufacture of combustion chamber components and other high temperature components of aero-engines. chemical composition:% C Cr Ni V Fe Ti Mo Mn B Si Al P S ≤0.08 13.5-16.0 24.0-27.0 0.10-0.50 Bal. 1.75-2.30 1.00-1.50 1.00-2.00 0.001-0.01 ≤1.00 ≤0.40 ≤0.030 ≤0.020

 

GH4145( Inconel X-750 )

Physical properties: Density: 8.25g/cm3 Melting point: 1395-1425℃ Elastic modulus: 160.8-213.7GPa Thermal conductivity: 14.7 λ/(W(m•℃) Hardness: -HBS100-350 Thermal Expansion Coefficient (20 – 100°C): 13.1 x10-6K-1 Main features: It has good corrosion resistance and oxidation resistance below 980 °C, and has good formability and welding performance. Application example: suitable for aero-engines, corrosion-resistant planar wave springs and sealing rings, etc. chemical composition:% C Cr Ni Al Fe Ti Nb Co Mn Si Cu P S ≤0.08 14.0-17.0 Bal. 0.40-1.00 5.00-9.00 2.25-2.75 0.70-1.20 ≤1.00 ≤1.00 ≤0.50 ≤0.05 ≤0.015 ≤0.010

 

K406 ( GMR-235D )

Physical properties: Density: 8.05g/cm3 Melting point: 1260-1345℃ Elastic modulus: 145-203 GPa Thermal conductivity: 13.82λ/(W(m•℃) Hardness: HRC35-38 Thermal Expansion Coefficient (20 – 100°C): 11.82a10-6°C-1 Main features: It has good resistance to high temperature oxidation and heat corrosion, and has good casting process performance and welding process performance. Application example: It is suitable for making gas turbine rotor blades, guide vanes and other high-temperature parts that work for a long time below 850 °C. chemical composition:% C Cr Ni Mo Al Ti Fe B Zr 0.10-0.20 14.0-17.0 Bal. 4.5-6.0 3.25-4.0 2.0-3.0 ≤1.0 0.05-0.10 0.03-0.08 Mn Si S P Pb Bi As Sn Sb ≤0.10 ≤0.3 ≤0.01 ≤0.02 ≤0.0005 ≤0.0005 ≤0.005 ≤0.002 ≤0.001

 

K418  (  INCO713C )

Physical properties: Density: 8.0g/cm3 Melting point: 1295-1345℃ Elastic modulus: 144-211GPa Thermal conductivity: 10.15λ/(W(m•℃) Hardness: HRC33-37 Thermal Expansion Coefficient (20 – 100°C): 12.60a10-6°C-1 Main features: Good creep strength, thermal fatigue performance and oxidation resistance below 900°C. Application example: It is suitable for turbine rotor blades, guide vanes, monolithic turbines and other high-temperature parts of gas turbines working below 900°C. chemical composition:% C Cr Ni Mo Al Ti Fe Nb B Zr Si Mn P S 0.08-0.16 11.5-13.5 Bal. 3.80-4.80 5.50-6.40 0.50-1.00 ≤1.0 1.80-2.50 0.008-0.020 0.06-0.15 ≤0.50 ≤0.5 ≤0.015 ≤0.01

 

K213 ( ЭИ787Л ）

Physical properties: Density: 8.14g/cm3 Melting point: 1324-1361℃ Elastic modulus: 125-178GPa Thermal conductivity: 10.89λ/(W(m•℃) Hardness: HBS325 Thermal Expansion Coefficient (20 – 100°C): 12.36a10-6°C-1 Approximate operating temperature: °C Main features: The alloy has good casting process performance, and has good comprehensive performance and structural stability below 750°C. chemical composition:% C Cr Ni W Al Ti Fe B Mn P S Mo ≤0.10 14.0-16.0 34.0-38.0 4.0-7.0 1.5-2.0 3.0-4.0 Bal. 0.05-0.10 ≤0.50 ≤0.015 ≤0.015 ≤0.5

 

K417 ( IN100 ）

Physical properties: Density: 7.8g/cm3 Melting point: 1260-1340℃ Elastic modulus: 155-220GPa Thermal conductivity: 13.2λ/(W(m•℃) Hardness: HRC30-44 Thermal Expansion Coefficient (20 – 100°C): 13.2×10-6K-1 Main features: It is a low-density, high-strength nickel-based cast superalloy. Application example: Widely used in various aero-engines, turbocharger rotor impellers, gunpowder starter integral turbines, etc.Chemical composition: % C Cr Ni Co Mo Al Ti Fe V B 0.13-0.22 8.5-9.5 Bal. 14.0-16.0 2.5-3.5 4.8-5.7 4.5-5.0 ≤1.0 0.6-0.9 0.012-0.022 Mn Si S P Pb Bi As Sn Sb Zr ≤0.5 ≤0.5 ≤0.01 ≤0.015 ≤0.0005 ≤0.0001 ≤0.001 ≤0.001 ≤0.001 0.05-0.09

不锈钢

904L ( 00Cr20Ni25Mo4.5Cu ）

Physical properties: Density: 8.0g/cm3 Melting point: 1398℃ Elastic modulus: 167-188GPa Thermal conductivity: 12.9λ/(W(m•℃) Hardness: HRC70-90 Thermal Expansion Coefficient (20 – 100°C): 15×10-6K-1 Approximate working temperature: -200~+300℃ Main features: It is a fully austenitic high-nickel low-carbon stainless steel with good resistance to pitting corrosion and crevice corrosion. Application examples: distillation column for acetic acid production, purification column for acetylene production, equipment transformation for sulfuric acid pipelines, storage tanks and boilers, etc. chemical composition:% C Cr Ni Mo Fe Cu Mn Si P S ≤0.02 19.0-23.0 23.0-28.0 4.0-5.0 Bal. 1.0-2.0 ≤2.0 ≤1.0 ≤0.045 ≤0.035

 

SAF 2205、UNS S31803 ( 00Cr22Ni5Mo3N )

Physical properties: Density: 7.85g/cm3 Melting point: ℃ Elastic modulus: 160-200GPa Thermal conductivity: 16λ/(W(m•℃) Hardness: HB≤260 Thermal Expansion Coefficient (20 – 100°C): 13.0×10-6K-1 Approximate operating temperature: -200 to +300°C Main features: It has good corrosion resistance and comprehensive mechanical properties, which can be compared with super austenitic stainless steel. Application example: heat exchangers, coolers and devices for oil refining, chemical fertilizers, papermaking, petroleum, chemical industry, etc. chemical composition:% C Cr Ni Mo Fe N Mn Si P S ≤0.03 21.0-23.0 4.50-6.50 2.50-3.50 Bal. 0.08-0.20 ≤2.0 ≤1.0 ≤0.03 ≤0.02

 

SAF 2507、UNS S32750 ( 00Cr25Ni7Mo4N )

Physical properties: Density: 7.8g/cm3 Melting point: ℃ Modulus of Elasticity: 29 psi x 10 6 Thermal Conductivity: 8.7Btu/h ft °F Hardness: HRC≤32 Thermal Expansion Coefficient (20 – 100℃): 7.2×10-6/°F Approximate operating temperature: -200 to +300°C Main features: heat exchangers, coolers and devices for oil refining, chemical fertilizers, papermaking, petroleum, chemical, etc. Application example: It has good corrosion resistance and comprehensive mechanical properties, which can be compared with super austenitic stainless steel.chemical composition:% C Cr Ni Mo Fe N Mn Si P S Cu ≤0.03 24.0-26.0 6.0-8.0 3.0-5.0 Bal. 0.24-0.32 ≤1.20 ≤0.80 ≤0.035 ≤0.020 ≤0.50

 

2RE69、UNS S31050 ( 00Cr25Ni22M02N )

Physical properties: Density: 7.9g/cm3 Melting point: ℃ Elastic modulus: 158-195 GPa Thermal conductivity: 13W/m °C Hardness: Rockwell B≤95 Thermal expansion coefficient (20 – 100°C): 15.5 x10-6°C Approximate operating temperature: -200 to +300°C Main features: It has the strong corrosiveness of high temperature and high pressure urea methylammonium solution, and good welding performance. Application example: Mainly used in chemical, petroleum, urea equipment. chemical composition:% C Cr Ni Mo Fe N Mn Si P S ≤0.03 24.0-26.0 20.5-23.5 1.6-2.0 Bal. 0.09-0.16 ≤2.0 ≤0.4 ≤0.020 ≤0.015

Stainless steel

Alloy 253MA 、S30815 ( 1.4835 )

Physical properties: Density: 7.8g/cm3 Melting point: 850-1100℃ Modulus of elasticity: 200GPa Resistivity: Hardness: – Brinell 217 Coefficient of Thermal Expansion (20 – 100°C): 18.5 μm/m/°C Main features: It is an austenitic heat-resistant stainless steel with high strength, excellent heat resistance and oxidation resistance. Application example: It can be widely used in high-temperature non-pressure-bearing parts with a service temperature above 900 °C. chemical composition:% C Cr Ni N Fe Ce Mn Si P S 0.05-0.10 20.0-22.0 10.0-12.0 0.14-0.20 Bal. 0.03-0.08 ≤0.80 1.10-2.00 ≤0.04 ≤0.03

 

SUS430 ( 1Cr17Ni2 )

Physical properties: Density: 7.75g/cm3 Melting point: 1050-1100℃ Elastic modulus: 206GPa Thermal conductivity: 21W/(m*k). Hardness: HB187~288 Thermal expansion coefficient (20 – 100°C): 0.00001(1/K). Main features: Most of the aqueous solutions of organic acids and organic salts have good corrosion resistance. Application example: generally suitable for the production of nitric acid, acetic acid production, light industry, textile and other industries that require both toughness and corrosion resistance, such as shafts, piston rods, pumps and other parts. chemical composition:% C Cr Ni Fe Mn Si P S 0.11-0.17 16.0-18.0 1.5-2.5 Bal. ≤0.80 ≤0.80 ≤0.030 ≤0.030

 

SUS310S、UNS S31008 ( 0Cr25Ni20 )

Physical properties: Density: 8.03g/cm3 Melting point: 800-1000℃ Elastic modulus: 200GPa Thermal conductivity: 78.0μΩ•cm Hardness: Thermal Expansion Coefficient (20 – 100°C): 17.1(μm/m)°K Main features: It has high chromium content and nickel content to ensure good corrosion resistance and oxidation resistance. Examples of uses: materials for furnaces, materials for automobile purification devices. chemical composition:% C Cr Ni Mn Fe Si P S ≤0.08 24.0-26.0 19.0-22.0 ≤2.0 Bal. ≤1.5 ≤0.045 ≤0.030

 

AISI616 ( 2Cr12NiMoWV )

Physical properties: Density: 7.85g/cm3 Melting point: 1427-1454℃ Elastic modulus: GPa Resistivity: 24.7λ/W·(m·C)-1 Hardness: HB≤35 Thermal expansion coefficient (20 – 100°C): 10.5～10.4 x10-6K-1 Main features: high temperature performance, good vibration damping and anti-relaxation performance. Application examples: heat concentrated hydrochloric acid and hydrogen chloride devices and components, etc. chemical composition:% C Cr Ni Mo Fe W V Mn Si P S 0.20-0.25 11.5-13.5 0.50-1.00 0.75-1.25 Bal. 0.75-1.25 0.20-0.50 ≤1.0 ≤1.0 ≤0.04 ≤0.03

 

304（ 0Cr18Ni9 ）

Physical properties: Density: 8.0g/cm3 Melting point: ℃ Elastic modulus: 193GPa Thermal conductivity: Hardness: – Brinell 201 Coefficient of thermal expansion (20 – 100°C): 17.8 μm/m/°C Approximate operating temperature: -200 to +300°C Main features: Corrosion resistance, heat resistance, low temperature strength, good mechanical properties. Application examples: auto parts, medical equipment, building materials, chemistry, food industry, agriculture, ship parts. chemical composition:% C Cr Ni N Fe Ce Mn Si P S ≤0.08 17.5-20.0 8.0-11.0 – Bal. – ≤2.0 ≤1.0 ≤0.045 ≤0.03

 

316( 0Cr17Ni12Mo2 )

Physical properties: Density: 7.98g/cm3 Melting point: 1370-1398℃ Elastic modulus: 193GPa Thermal conductivity: 19.7λ/(W(m•℃) Hardness: HB217 Thermal expansion coefficient (20 – 100°C): 16.0a10-6°C-1. Approximate operating temperature: -200 to +300°C Main features: Compared with 304 alloy, it has better resistance to general corrosion, pitting and crevice corrosion. Examples of applications: Heat exchangers for pulp and paper equipment, dyeing equipment, film processing equipment, pipes, exterior materials for buildings in coastal areas. chemical composition:% C Cr Ni Fe Mn Si P S N Mo ≤0.08 16.0-18.0 10.0-14.0 Bal. ≤2.0 ≤1.0 ≤0.045 ≤0.030 ≤0.10 2.0-3.0

 

305 ( 1Cr18Ni12Mo2N )

Physical properties: Density: 7.93g/cm3 Melting point: 1430℃ Elastic modulus: 193GPa Thermal conductivity: Hardness: -Brinell187 Thermal Expansion Coefficient (20 – 100°C): 17.1(μm/m)°K Approximate operating temperature: -200 to +300°C Main features: Alloy with strong corrosion resistance, low work hardening rate, suitable for deep stamping and spinning forming. Application example: used for equipment resistant to sulfuric acid, phosphoric acid, formic acid, acetic acid, has good resistance to intergranular corrosion, etc. chemical composition:% C Cr Ni Mn Fe Si P S ≤0.12 17.0-19.0 10.5-13.0 ≤2.0 Bal. ≤1.0 ≤0.040 ≤0.030

 

316Lmod ( 00Cr17Ni14Mo2N )

Physical properties: Density: 7.90g/cm3 Melting point: ℃ Elastic modulus: 200GPa Resistivity: λ/W·(m·C)-1 Hardness: Coefficient of Thermal Expansion (20 – 100°C): 15.0 a10-6K-1 Main features: It has excellent resistance to welding hot cracks and intergranular corrosion. Application example: used in petrochemical, hydropower nuclear power, marine oil and gas, aerospace military industry, machinery manufacturing, food equipment, construction and installation and other industries. chemical composition:% C Cr Ni Mo Fe N Mn Si P S ≤0.03 17.0-18.5 13.0-15.0 2.0-3.0 Bal. 0.10-0.22 ≤2.0 ≤1.0 ≤0.045 ≤0.03

 

S21800 （ Nitronic 60/218 )

Physical properties: Density: 8.0g/cm3 Melting point: ℃ Modulus of elasticity: 262GPa Thermal conductivity: Hardness: – Brinell 241 Coefficient of Thermal Expansion (20 – 100°C): 11.0 μm/m/°C Main features: high strength, high corrosion resistance, high elongation; high resistance to chloride crevice corrosion and stress corrosion cracking. Examples of uses: valves, latching systems, roller bearings, pump wells, food processing, medicine, automobiles, aerospace, nuclear, etc. chemical composition:% C Cr Ni N Fe Ce Mn Si P S ≤0.10 16.0-18.0 8.0-9.0 0.08-0.18 Bal. – 7.0-9.0 3.5-4.5 ≤0.060 ≤0.030

 

254SMO ( 00Cr20Ni18Mo6CuN )

Physical properties: Density: 8.00g/cm3 Melting point: 1370-1398℃ Elastic modulus: 290GPa Thermal conductivity: 90 (BTU-in/ ft2-h-°F) Hardness: Brinell280 Coefficient of thermal expansion (20 – 100°C): 8.5IN./ IN./ °F x 10-6 Main features: It has strong resistance to pitting corrosion and intergranular corrosion, and has high PRE value and CPT/CCT value. Application examples: Widely used in offshore and desalination industries, seawater treatment, chlorine-containing bleaching equipment, chlorine dioxide stage equipment and flue gas desulfurization equipment. chemical composition:% C Cr Ni Fe Mn Si P S N Mo Cu ≤0.02 19.5-20.5 17.5-18.5 Bal. ≤1.0 ≤0.80 ≤0.030 ≤1.0 0.18-0.22 8.0-8.5 0.5-1.0

 

17-4PH(630) ( 0Cr17Ni4Mo4Nb )

Physical properties: Density: 7.78g/cm3 Melting point: 1400-1440 ℃ Elastic modulus: 191GPa Thermal conductivity: 23.0λ/W·(m·C)-1 Hardness: -Brinell360 Thermal Expansion Coefficient (20 – 100°C): 11.16α/(10-6/°C) Approximate operating temperature: -200 to +300°C Main features: high strength, hardness, good welding performance and corrosion resistance. Application example: used for high-strength parts with certain corrosion resistance requirements, etc. Variety specifications: Forgings, bars, plates, strips, rings, wires, bolts, springs, etc. are negotiated and supplied, and can be produced according to customer requirements chemical composition:% C Cr Ni Mn Fe Si P S Cu Nb ≤0.07 17.0-19.0 10.5-13.0 ≤2.0 Bal. ≤1.0 ≤0.040 ≤0.030 3.0-5.0 0.15-0.45

 

17-7PH(631) ( 0Cr17Ni7Al )

Physical properties: Density: 7.65g/cm3 Melting point: 1415-1450 ℃ Elastic modulus: 200GPa Thermal conductivity: 20.9λ/W·(m·C)-1 Hardness: -Brinell360 Coefficient of Thermal Expansion (20 – 100°C): 12.24a10-6K-1 Main features: It is a hardened stainless steel with high strength and hardness, fatigue resistance, good corrosion resistance and formability Application examples: used in aerospace, chemical, petrochemical, paper and metal processing industries. chemical composition:% C Cr Ni Mo Fe Al Mn Si P S ≤0.09 16.0-18.0 6.50-7.75 – Bal. 0.75-1.50 ≤1.0 ≤1.0 ≤0.040 ≤0.040

 

 

不锈钢

304N2 ( UNS S30452 )

Physical properties: Density: 8.0g/cm3 Melting point: 3300℃ Elastic modulus: 194GPa Thermal conductivity: 16.3W/m°C Hardness: HB≤248 Thermal expansion coefficient (20 – 100°C): 17.3 ×10-6cm/cm/°C Main features: Compared with 304, N and Nb are added, which is a high-strength steel for structural parts. Application examples: components, street lamps, water storage tanks. chemical composition:% C Cr Ni N Fe Mn Si P S ≤0.08 18.0-20.0 7.50-10.5 0.15-0.30 Bal. ≤2.50 ≤1.00 ≤0.045 ≤0.030

 

AL-6XN ( 00Cr20Ni24Mo7N )

Physical properties: Density: 8.00g/cm3 Melting point: 1370-1398℃ Elastic modulus: 290GPa Thermal conductivity: 90(BTU-in/ ft2-h-°F) Hardness: Brinell280 Coefficient of thermal expansion (20 – 100°C): 8.5IN./ IN./ °F x 10-6. Main features: high molybdenum content (6.3%) is a typical 6 molybdenum super austenitic stainless steel, high strength; excellent resistance to chloride corrosion and crack corrosion. Examples of use: Use in various high chloride environments: bleaching agents (sodium hypochlorite, chlorine dioxide), halogens and chemicals with high salt or seawater content. chemical composition:% C Cr Ni Fe Mn Si P S N Mo Cu ≤0.02 19.5-20.5 17.5-18.5 Bal. ≤1.0 ≤0.80 ≤0.030 ≤1.0 0.18-0.22 8.0-8.5 0.5-1.0

 

Nitronic 40、UNS S21900

Physical properties: Density: 7.78g/cm3 Melting point: 1400-1440 ℃ Elastic modulus: 191GPa Thermal conductivity: 23.0λ/W·(m·C)-1 Hardness: -Brinell360 Thermal Expansion Coefficient (20 – 100°C): 11.16α/(10-6/°C) Main features: high strength, hardness, good welding performance and corrosion resistance. Application example: used for high-strength parts with certain corrosion resistance requirements, etc. chemical composition:% C Cr Ni Mn Fe Si P S N ≤0.08 19.0-21.5 5.50-7.50 8.00-10.0 Bal. ≤1.00 ≤0.060 ≤0.030 0.15-0.40

 

Nitronic 50、UNS S20910

Physical properties: Density: 7.8g/cm3 Melting point: 1415-1450 ℃ Elastic modulus: 71.7-193.1GPa Thermal conductivity: 15.6λ / W·(m·C)-1 Hardness: -Brinell≤241 Thermal Expansion Coefficient (20 – 100°C): 16.2a10-6K-1 Key Features: Nitronic 50 stainless steel for excellent resistance to rust. Examples of uses: High-efficiency alloys used in petroleum, petrochemical, chemical, fertilizer, nuclear fuel recycling, pulp and paper, textile, food processing and marine industries. chemical composition:% C Cr Ni Mo Fe N Mn Co V Si P S ≤0.06 20.5-23.5 11.5-13.5 1.5-3.0 Bal. 0.20-0.40 4.0-6.0 0.1-0.3 0.1-0.3 ≤0.750 ≤0.040 ≤0.030

 

 

Nimonic 75、UNS N06075

Physical properties: Density: 8.37g/cm3 Melting point: 2450-2520℃ Elastic modulus: 140-221GPa Thermal conductivity: 11.7 W/m• °C Hardness: – Brinell 241 Coefficient of Thermal Expansion (20 – 100°C): 11.0 μm/m/°C Approximate operating temperature: -200 to +1100°C Main features: good heat resistance and creep resistance at high temperature (up to 1250°C), and good mechanical properties. Example of use: Suitable for manufacturing furnace parts, combustion chambers, gas turbine parts, heat treatment equipment connections. chemical composition:% C Cr Ni Ti Fe Cu Mn Si 0.08-0.15 18.0-21.0 Bal. 0.20-0.60 ≤0.50 ≤0.50 ≤1.00 ≤1.00

 

Nimonic 80A、UNS N07080

Physical properties: Density: 8.19g/cm3 Melting point: 1320-1365℃ Elastic modulus: 222GPa Thermal conductivity: 11.2 W/m• °C Hardness: HRC32 Thermal Expansion Coefficient (20 – 100°C): 12.7 μ m/m °C Approximate operating temperature: 350 to 500°C Main features: Precipitation hardenable alloy with excellent high temperature (up to 815°C) tensile properties. Application example: suitable for making bolts, exhaust valves for combustion chambers. chemical composition:% C Cr Ni Fe Mn Si P S Al Ti Co B Zr Cu ≤0.10 18.0-21.0 Bal. ≤3.0 ≤1.0 ≤1.0 ≤0.020 ≤0.015 1.0-1.8 1.8-2.7 ≤2.0 ≤0.008 ≤0.15 ≤0.2

 

Nimonic 90、UNS N07090

Physical properties: Density: 8.18g/cm3 Melting point: 1310-1370 ℃ Elastic modulus: 227 – 240 kN/mm2 Thermal conductivity: 11.5λ / W (m C)-1 Hardness: -Brinell360 Thermal Expansion Coefficient (20 – 100°C): 12.7α/(10-6/°C) Approximate operating temperature: 350°C to 550°C Main features: It is a precipitation-hardenable alloy with extremely high high-temperature strength and wear strength, and good elasticity. Example of use: It can be used to make anvils and blades and turntables of gas turbines. chemical composition: % C Cr Ni Mn Fe Si Zr S Cu Co B Al Ti ≤0.13 18.0-21.0 Bal. ≤1.0 ≤1.50 ≤1.0 ≤0.15 ≤0.015 ≤0.20 15.0-21.0 ≤0.2 1.0-2.0 2.0-3.0

 

Nimonic 263、UNS N07263

Physical properties: Density: 8.36g/cm3 Melting point: 1300 ℃ Elastic modulus: 142-224GPa Thermal conductivity: 11.72λ / W (m C)-1 Hardness: -Brinell360 Coefficient of Thermal Expansion (20 – 100°C): 10.2a10-6K-1 Approximate operating temperature: 350°C to 550°C Key Features: A precipitation-hardenable, high-strength alloy with good formability and excellent ductility for welding applications. Example of use: suitable for the manufacture of steel plate structures and components for aircraft engines and gas turbines. chemical composition:% C Si Ni Mo Fe Al Mn Ag B S Co Cu Ti Pb Bi 0.04-0.08 ≤0.4 Bal. 5.6-6.1 ≤0.7 ≤0.6 ≤0.6 ≤0.0005 ≤0.005 ≤0.007 19.0-21.0 ≤0.20 1.9-2.8 ≤0.002 ≤0.0001

 

Shanghai HY Industry Co., Ltd has international first-class material production equipment such as high temperature alloy isothermal forging production line, CONSARC vacuum melting furnace, VAR vacuum arc remelting furnace etc., with strong professional ability and highly responsible management team. We are a member of China Application of nuclear energy materials, Member of the International Council of the Aeronautical Sciences. Years of experience in Corrosion Resistant Alloy & Superalloy. When you have superalloy material inquiry, please contact us without hesitation. Shanghai HY Industry Co., Ltd is Corrosion & fatigue nickel alloy professional manufacturer,We will provide you with sincere and thoughtful service.

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