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A 268 29-4


A 268 29-4 material is SAE A 268/A 268M (2010) Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service.

Chemical composition of A 268 29-4, A 268 29-4 mechanical properties, A 268 29-4 datasheet, A 268 29-4 equivalent grade, Heat treatment and temperature process of A 268 29-4.


A 268 29-4 property sheet

A 268 29-4 Spec.

SAE A 268/A 268M (2010)
Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical Composition of A 268 29-4

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

Mechanical Properties of A 268 29-4

Rp0.2 (MPa) 596 (≥)
Rm (MPa) 518 (≥)
AKV (J) 42
A (%) 11
Z (%) 34
Hardness HBW 214

A 268 29-4 shape and dimensions

A 268 29-4 Round bar: 1mm-800mm
A 268 29-4 Square bar: 10mm * 10mm-600mm *600mm
A 268 29-4 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
A 268 29-4 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
A 268 29-4 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
A 268 29-4 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes