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SUH21


SUH21 material is CNS standard heat resistant steel plate of the steel grade and chemical composition.

Chemical composition of SUH21, SUH21 mechanical properties, SUH21 datasheet, SUH21 equivalent grade, Heat treatment and temperature process of SUH21.


SUH21 property sheet

SUH21 Spec.

Related Materials

SUH21

Chemical Composition of SUH21

C: Max 0.10
Si: Max 1.50
Mn: Max 1.00
P: Max 0.040
S: Max 0.030
Cr: 17.00 21.00
Ni: Max 0.60
Mo: Max Min
Al: 2.00 4.00

Mechanical Properties of SUH21

Rp0.2 (MPa) 155 (≥)
Rm (MPa) 248 (≥)
AKV (J) 43
A (%) 24
Z (%) 31
Hardness HBW 342

SUH21 shape and dimensions

SUH21 Round bar: 1mm-800mm
SUH21 Square bar: 10mm * 10mm-600mm *600mm
SUH21 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUH21 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUH21 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUH21 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes