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A 959 Type 634


A 959 Type 634 material is SAE A 959 (2011) Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels.

Chemical composition of A 959 Type 634, A 959 Type 634 mechanical properties, A 959 Type 634 datasheet, A 959 Type 634 equivalent grade, Heat treatment and temperature process of A 959 Type 634.


A 959 Type 634 property sheet

A 959 Type 634 Spec.

SAE A 959 (2011)
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Chemical Composition of A 959 Type 634

C: 0.10 0.15
Mn: 0.50 1.25
Si: Max 0.50
P: Max 0.04
S: Max 0.03
Cr: 15.00 16.00
Ni: 4.00 5.00
Mo: 2.50 3.25
N: 0.07 0.13

Mechanical Properties of A 959 Type 634

Rp0.2 (MPa) 531 (≥)
Rm (MPa) 925 (≥)
AKV (J) 32
A (%) 14
Z (%) 41
Hardness HBW 134

A 959 Type 634 shape and dimensions

A 959 Type 634 Round bar: 1mm-800mm
A 959 Type 634 Square bar: 10mm * 10mm-600mm *600mm
A 959 Type 634 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
A 959 Type 634 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
A 959 Type 634 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
A 959 Type 634 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes