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SA-193 Grade B8M2 Class 2B


SA-193 Grade B8M2 Class 2B material is AMS SA-193/SA-193M Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service.

Chemical composition of SA-193 Grade B8M2 Class 2B, SA-193 Grade B8M2 Class 2B mechanical properties, SA-193 Grade B8M2 Class 2B datasheet, SA-193 Grade B8M2 Class 2B equivalent grade, Heat treatment and temperature process of SA-193 Grade B8M2 Class 2B.


SA-193 Grade B8M2 Class 2B property sheet

SA-193 Grade B8M2 Class 2B Spec.

AMS SA-193/SA-193M
Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service

Chemical Composition of SA-193 Grade B8M2 Class 2B

C: Max 0.13
Si: Max Min
Mn: Max Min
Ni: Max Min
Cr: Max 5.70
Al: Max 6.30
Cu: Max Min
Ti: Max Min
Fe: Max Min
Mo: Max 2.00
Co: Max Min
Ta: Max 3.00
Zr: Max 0.60
W: Max 11.00

Mechanical Properties of SA-193 Grade B8M2 Class 2B

Rp0.2 (MPa) 817 (≥)
Rm (MPa) 537 (≥)
AKV (J) 14
A (%) 11
Z (%) 13
Hardness HBW 412

SA-193 Grade B8M2 Class 2B shape and dimensions

SA-193 Grade B8M2 Class 2B Round bar: 1mm-800mm
SA-193 Grade B8M2 Class 2B Square bar: 10mm * 10mm-600mm *600mm
SA-193 Grade B8M2 Class 2B Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SA-193 Grade B8M2 Class 2B Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SA-193 Grade B8M2 Class 2B Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SA-193 Grade B8M2 Class 2B Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes