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In ChinaSA-731 29-4 material is AMS SA-731/SA-731M Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe.
Chemical composition of SA-731 29-4, SA-731 29-4 mechanical properties, SA-731 29-4 datasheet, SA-731 29-4 equivalent grade, Heat treatment and temperature process of SA-731 29-4.
AMS SA-731/SA-731M Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe |
C: | Max | 0.01 |
Si: | Max | 0.20 |
Mn: | Max | 0.30 |
P: | Max | Min |
S: | Max | Min |
Ni: | Max | 0.15 |
Cr: | 28.00 | 30.00 |
Al: | Max | Min |
Cu: | Max | 0.15 |
Ti: | Max | Min |
Fe: | Max | Min |
N: | Max | 0.02 |
Mo: | 3.50 | 4.20 |
Rp0.2 (MPa) | 651 (≥) |
Rm (MPa) | 471 (≥) |
AKV (J) | 34 |
A (%) | 44 |
Z (%) | 44 |
Hardness | HBW 123 |
SA-731 29-4 Round bar: | 1mm-800mm |
SA-731 29-4 Square bar: | 10mm * 10mm-600mm *600mm |
SA-731 29-4 Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
SA-731 29-4 Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
SA-731 29-4 Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
SA-731 29-4 Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |