High quality special steel supplier.Old rev.
  • Certified Company

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

A 541 Class 8A


A 541 Class 8A material is SAE A 541/A 541M (2010) Quenched and Tempered Carbon and Alloy Steel Forgings for Pressure Vessel Components Quenched and Tempered Carbon and Alloy Steel Forgings for Pressure Vessel Components.

Chemical composition of A 541 Class 8A, A 541 Class 8A mechanical properties, A 541 Class 8A datasheet, A 541 Class 8A equivalent grade, Heat treatment and temperature process of A 541 Class 8A.


A 541 Class 8A property sheet

A 541 Class 8A Spec.

SAE A 541/A 541M (2010)
Quenched and Tempered Carbon and Alloy Steel Forgings for Pressure Vessel Components

Chemical Composition of A 541 Class 8A

C: Max 0.20
Si: Max 0.50
Mn: Max 1.00
P: Max Min
S: Max Min
Ni: Max Min
Cr: Max 12.50
Al: Max Min
Cu: Max Min
Ti: Max Min
Fe: Max remaining
N: Max Min
Mo: Max Min
W: Max 3.00

Mechanical Properties of A 541 Class 8A

Rp0.2 (MPa) 689 (≥)
Rm (MPa) 396 (≥)
AKV (J) 34
A (%) 34
Z (%) 42
Hardness HBW 231

A 541 Class 8A shape and dimensions

A 541 Class 8A Round bar: 1mm-800mm
A 541 Class 8A Square bar: 10mm * 10mm-600mm *600mm
A 541 Class 8A Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
A 541 Class 8A Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
A 541 Class 8A Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
A 541 Class 8A Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes