Inconel 738LC

Short Introduction:

  • Inconel 783LC is a precipitation hardenable nickel-base alloy with superior corrosion resistance and high temperature creep-rupture strength. Inconel 738 LC is used in gas turbine blades and other

  • high-temperature industrial applications. HY Industry Co. manufactures Inconel 783  LC in varying compositions and forms such as powder, plate, rod, wire, and sputtering target.

Category:

Description

Inconel 738LC

Material grades and equivalents Inconel 738LC

Inconel 738LC Chemical composition:

 

Element

C

Mn

Si

W

S

P

Cr

Mo

Ai+Ti

Min

0.09

-

-

2.4

-

-

15.7

1.5

6.5

Max

0.13

0.2

0.3

2.8

0.015

0.015

16.3

2.0

7.2

Element

Cb

Ti

Ai

B

Zr

Co

Ta

Fe

Ni

Min

0.6

3.2

3.2

0.007

0.03

8.0

1.4

-

 Balance

Max

1.1

3.7

3.7

0.012

0.08

9.0

2.0

0.35

 

Heat Treatment Procedure:

Physical properties:

Precipitation Hardening

Solution Annealing

Temperature

Holding time

Remarks

1120 oC

2 hours

25-40 oC ⁄ min to below 800 oC

 Aging

Temperature

Holding time

Remarks

845 oC

24 hours

Air cool

 

Tensile Property:

 

Temperature(℃)

Yield, N/mm2min

UTS, N/mm2min

Elongation, minA5 (%)

Reduction ofArea, min (%)

25

792

895

4

5

650

690

895

4

5

 

Creep Rupture Properties:

Temperature (℃)

Stress (N/mm2)

Life (Hours)

Elongation (A4) (%)

Reduction of Area (Z)(%)

982

152

≥ 30

≥ 5

≥ 10