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CNS 303Se


CNS 303Se material is CNS standard stainless steel austenite size.

Chemical composition of CNS 303Se, CNS 303Se mechanical properties, CNS 303Se datasheet, CNS 303Se equivalent grade, Heat treatment and temperature process of CNS 303Se.


CNS 303Se property sheet

CNS 303Se Spec.

Chemical Composition of CNS 303Se

C Max 0.15
Si Max 1.00
Mn Max 2.00
P Max 0.20
S Max 0.060
Cr 17.00-19.00
Ni 8.00-10.00
other Se: Min 0.15

Mechanical Properties of CNS 303Se

Rp0.2 (MPa) 454 (≥)
Rm (MPa) 121 (≥)
AKV (J) 43
A (%) 44
Z (%) 24
Hardness HBW 133

CNS 303Se shape and dimensions

CNS 303Se Round bar: 1mm-800mm
CNS 303Se Square bar: 10mm * 10mm-600mm *600mm
CNS 303Se Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
CNS 303Se Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
CNS 303Se Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
CNS 303Se Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes