GH3128 Nickel Alloy
GH3128 is a nickel-based alloy strengthened by solid solution of tungsten and molybdenum, and by boron, cerium, and zirconium at grain boundaries. It features high plasticity, relatively high creep rupture strength, good oxidation resistance, and excellent formability for stamping and welding.
Chemical Composition
|
|
Ni |
C |
Si |
Mn |
P |
Cr |
Fe |
S |
Cu |
Al |
W |
Mo |
Zr | Ce |
|
Min |
Rem |
- |
- |
- |
- |
19 |
- |
- |
- |
0.4 |
7.5 |
7.5 |
- | - |
|
Max |
Rem |
0.05 |
0.8 |
0.5 |
0.013 |
22 |
2 |
0.012 |
0.2 |
0.8 |
9 |
9 |
0.06 | 0.05 |
Material Properties
|
Density |
Melting Point |
Minimum Mechanical Properties of the Alloy at Room Temperature |
||
|
Tensile Strength |
Yield Strength |
Elongation |
||
|
g/cm3 |
℃ |
Rm N/mm2 |
Rp0.2 N/mm2 |
A5% |
|
7.93 |
1364-1424 |
735 |
450 |
40 |
Standards
ASTM B511 ASTM B512
Feature
Ni-based solution-strengthened alloy: High rupture life/plasticity/creep strength, oxidation resistance, stamping/welding capability
Applications
Aerospace engines, energy equipment, chemical piping
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