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SA 249 S30940


SA 249 S30940 material is AMS SA-249/SA-249M Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes.

Chemical composition of SA 249 S30940, SA 249 S30940 mechanical properties, SA 249 S30940 datasheet, SA 249 S30940 equivalent grade, Heat treatment and temperature process of SA 249 S30940.


SA 249 S30940 property sheet

SA 249 S30940 Spec.

AMS SA-249/SA-249M
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical Composition of SA 249 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 SA 249 S30940

Rp0.2 (MPa) 768 (≥)
Rm (MPa) 642 (≥)
AKV (J) 43
A (%) 14
Z (%) 41
Hardness HBW 232

SA 249 S30940 shape and dimensions

SA 249 S30940 Round bar: 1mm-800mm
SA 249 S30940 Square bar: 10mm * 10mm-600mm *600mm
SA 249 S30940 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SA 249 S30940 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SA 249 S30940 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SA 249 S30940 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes