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STR330


STR330 material is KS D 3731 (2002) Heat - resisting steel bars KS D 3732 (2002) Heat - resisting steel plates and sheets Heat - resisting steel plates and sheets.

Chemical composition of STR330, STR330 mechanical properties, STR330 datasheet, STR330 equivalent grade, Heat treatment and temperature process of STR330.


STR330 property sheet

STR330 Spec.

KS D 3731 (2002)
Heat - resisting steel bars
KS D 3732 (2002)
Heat - resisting steel plates and sheets

Related Materials

STR330

Chemical Composition of STR330

C: Max 0.15
Si: Max 1.50
Mn: Max 2.00
P: Max 0.040
S: Max 0.030
Cr: 14.00 17.00
Ni: 33.00 37.00
Mo: Max Min
N: Max Min

Mechanical Properties of STR330

Rp0.2 (MPa) 536 (≥)
Rm (MPa) 779 (≥)
AKV (J) 22
A (%) 33
Z (%) 34
Hardness HBW 143

STR330 shape and dimensions

STR330 Round bar: 1mm-800mm
STR330 Square bar: 10mm * 10mm-600mm *600mm
STR330 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
STR330 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
STR330 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
STR330 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes