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ISO 9001:2008R&D Production
In ChinaGH1138 material is High temperature iron base alloy.
Chemical composition of GH1138, GH1138 mechanical properties, GH1138 datasheet, GH1138 equivalent grade, Heat treatment and temperature process of GH1138.
GH1138 |
C | Max 0.10 |
Mn | 1.0-2.0 |
Cr | 18.0-22.0 |
Ni | 35.0-40.0 |
Mo | 2.0-2.6 |
W | 4.5-5.2 |
B | Max 0.008 |
Nb | 1.0-1.7 |
Al | Max 0.5 |
other | Si:Max 0.8,Ce:Max 0.05,N :0.10-0.25,Zr:Max 0.05 |
Rp0.2 (MPa) | 246 (≥) |
Rm (MPa) | 143 (≥) |
AKV (J) | 24 |
A (%) | 11 |
Z (%) | 23 |
Hardness | HBW 224 |
GH1138 Round bar: | 1mm-800mm |
GH1138 Square bar: | 10mm * 10mm-600mm *600mm |
GH1138 Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
GH1138 Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
GH1138 Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
GH1138 Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |