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75


75 material is PN PN-H-84032 (1974) Steel for springs - Grades PN PN-H-93005 (1996) Steel for springs — Peeled bars, cold drawn bars and wires Steel for springs — Peeled bars, cold drawn bars and wires.

Chemical composition of 75, 75 mechanical properties, 75 datasheet, 75 equivalent grade, Heat treatment and temperature process of 75.


75 property sheet

75 Spec.

PN PN-H-84032 (1974)
Steel for springs - Grades
PN PN-H-93005 (1996)
Steel for springs — Peeled bars, cold drawn bars and wires

Related Materials

75

Chemical Composition of 75

C: 0.72 0.80
Si: 0.17 0.37
Mn: 0.50 0.80
P: Max 0.040
S: Max 0.040
Cr: Max 0.35
Ni: Max 0.30
Cu: Max 0.25

Mechanical Properties of 75

Rp0.2 (MPa) 684 (≥)
Rm (MPa) 211 (≥)
AKV (J) 42
A (%) 41
Z (%) 43
Hardness HBW 223

75 shape and dimensions

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