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In ChinaPyromet 31 material is UNS SAE J 775 (2004) Engine poppet valve information report Engine poppet valve information report.
Chemical composition of Pyromet 31, Pyromet 31 mechanical properties, Pyromet 31 datasheet, Pyromet 31 equivalent grade, Heat treatment and temperature process of Pyromet 31.
Pyromet 31 |
Pyromet 31V |
C: | 0.03 | 0.06 |
Si: | Max | 0.20 |
Mn: | Max | 0.20 |
Cr: | 22.00 | 23.00 |
Ni: | 55.00 | 58.00 |
Mo: | 1.70 | 2.30 |
Co: | Max | Min |
W: | Max | Min |
Al: | 1.00 | 1.70 |
Cu: | 0.60 | 1.20 |
Ti: | 2.10 | 2.60 |
Fe: | Max | remaining |
B: | 0.003 | 0.007 |
P: | Max | 0.015 |
S: | Max | 0.015 |
Rp0.2 (MPa) | 596 (≥) |
Rm (MPa) | 773 (≥) |
AKV (J) | 23 |
A (%) | 14 |
Z (%) | 13 |
Hardness | HBW 243 |
Pyromet 31 Round bar: | 1mm-800mm |
Pyromet 31 Square bar: | 10mm * 10mm-600mm *600mm |
Pyromet 31 Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
Pyromet 31 Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
Pyromet 31 Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
Pyromet 31 Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |