High quality special steel supplier.Old rev.
  • Certified Company

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

30MnB5


30MnB5 material is Spain structural alloy steel.

Chemical composition of 30MnB5, 30MnB5 mechanical properties, 30MnB5 datasheet, 30MnB5 equivalent grade, Heat treatment and temperature process of 30MnB5.


30MnB5 property sheet

30MnB5 Spec.

Related Materials

Chemical Composition of 30MnB5

C 0.27-0.33
Si 0.4
Mn 1.15-1.45
P 0.035
S 0.04
B 0.0008-0.0050

Mechanical Properties of 30MnB5

Rp0.2 (MPa) 577 (≥)
Rm (MPa) 329 (≥)
AKV (J) 24
A (%) 14
Z (%) 24
Hardness HBW 442

30MnB5 shape and dimensions

30MnB5 Round bar: 1mm-800mm
30MnB5 Square bar: 10mm * 10mm-600mm *600mm
30MnB5 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
30MnB5 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
30MnB5 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
30MnB5 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes