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420S29


420S29 material is B.S. BS 1503 Specification for steel forgings for pressure purposes B.S. BS 1554 Specification for stainless and heat-resisting steel round wire B.S. BS 5770-4 Steel strip intended for the manufacture of springs. Specification for martensitic and austenitic stainless steel B.S. BS 970-1 Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels B.S. BS 970-3 Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes.

Chemical composition of 420S29, 420S29 mechanical properties, 420S29 datasheet, 420S29 equivalent grade, Heat treatment and temperature process of 420S29.


420S29 property sheet

420S29 Spec.

B.S. BS 1503
Specification for steel forgings for pressure purposes
B.S. BS 1554
Specification for stainless and heat-resisting steel round wire
B.S. BS 5770-4
Steel strip intended for the manufacture of springs. Specification for martensitic and austenitic stainless steel
B.S. BS 970-1
Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels
B.S. BS 970-3
Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes

Related Materials

420S29

Chemical Composition of 420S29

C: 0.14 0.20
Si: Max 1.00
Mn: Max 1.00
P: Max 0.04
S: Max 0.03
Cr: 11.50 13.50
Mo: Max Min
Ni: Max 1.00

Mechanical Properties of 420S29

Rp0.2 (MPa) 644 (≥)
Rm (MPa) 186 (≥)
AKV (J) 34
A (%) 41
Z (%) 11
Hardness HBW 424

420S29 shape and dimensions

420S29 Round bar: 1mm-800mm
420S29 Square bar: 10mm * 10mm-600mm *600mm
420S29 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
420S29 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
420S29 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
420S29 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes