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A 409 S30940


A 409 S30940 material is SAE A 409/A 409M (2009) Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service.

Chemical composition of A 409 S30940, A 409 S30940 mechanical properties, A 409 S30940 datasheet, A 409 S30940 equivalent grade, Heat treatment and temperature process of A 409 S30940.


A 409 S30940 property sheet

A 409 S30940 Spec.

SAE A 409/A 409M (2009)
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service

Chemical Composition of A 409 S30940

C: Max 0.08
Si: Max 1.00
Mn: Max 2.00
P: Max 0.04
S: Max 0.03
Cr: 22.0 24.0
Ni: 12.0 16.0
Nb+Ta: Max 1.10

Mechanical Properties of A 409 S30940

Rp0.2 (MPa) 732 (≥)
Rm (MPa) 616 (≥)
AKV (J) 42
A (%) 33
Z (%) 34
Hardness HBW 321

A 409 S30940 shape and dimensions

A 409 S30940 Round bar: 1mm-800mm
A 409 S30940 Square bar: 10mm * 10mm-600mm *600mm
A 409 S30940 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
A 409 S30940 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
A 409 S30940 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
A 409 S30940 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes