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420S45


420S45 material is B.S. BS 1449-2 Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip B.S. BS 1554 Specification for stainless and heat-resisting steel round wire B.S. BS 2056 Specification for stainless steel wire for mechanical springs B.S. BS 5770-4 Steel strip intended for the manufacture of springs. Specification for martensitic and austenitic stainless steel Steel strip intended for the manufacture of springs. Specification for martensitic and austenitic stainless steel.

Chemical composition of 420S45, 420S45 mechanical properties, 420S45 datasheet, 420S45 equivalent grade, Heat treatment and temperature process of 420S45.


420S45 property sheet

420S45 Spec.

B.S. BS 1449-2
Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip
B.S. BS 1554
Specification for stainless and heat-resisting steel round wire
B.S. BS 2056
Specification for stainless steel wire for mechanical springs
B.S. BS 5770-4
Steel strip intended for the manufacture of springs. Specification for martensitic and austenitic stainless steel

Related Materials

420S45
X45Cr13
1.3541

Chemical Composition of 420S45

C: 0.28 0.36
Si: Max 1.00
Mn: Max 1.00
P: Max 0.04
S: Max 0.03
Cr: 12.00 14.00
Mo: Max Min
Ni: Max 1.00

Mechanical Properties of 420S45

Rp0.2 (MPa) 799 (≥)
Rm (MPa) 736 (≥)
AKV (J) 41
A (%) 31
Z (%) 21
Hardness HBW 241

420S45 shape and dimensions

420S45 Round bar: 1mm-800mm
420S45 Square bar: 10mm * 10mm-600mm *600mm
420S45 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
420S45 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
420S45 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
420S45 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes