High quality special steel supplier.Old rev.

  • Certified Company

    DNV&ABS

  • Certified Company

    ISO 9001:2008

  • R&D Production

    In China
Get a Quote

GBT 70

70


70 material is China structural steel and alloy steel.

Chemical composition of 70, 70 mechanical properties, 70 datasheet, 70 equivalent grade, Heat treatment and temperature process of 70.

  • Tags: 70,

70 property sheet

70 Spec.

Related Materials

GH3170
S47450
S47670
317
317
317
A 167 Type 317
A 182 F 317
A 213 TP317
A 240 Type 317
A 276 317
A 314 317
A 358 317
A 403 WP 317
A 409 TP317
A 473 317
A 511 MT317
A 554 MT 317
A 580 Type 317
A 632 Grade TP 317

Chemical Composition of 70

C 0.67-0.75
Si 0.17-0.37
Mn 0.50-0.80
P 0.035
S 0.035
Cr 0.25
Ni 0.3
Cu 0.25

Mechanical Properties of 70

Rp0.2 (MPa) 756 (≥)
Rm (MPa) 814 (≥)
AKV (J) 44
A (%) 24
Z (%) 42
Hardness HBW 331

70 shape and dimensions

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

70 Relevant products

21CMoV5-7,1.7709,21CRMOV5-11,1.8070 Forgings

21CMoV5-7,1.7709,21CRMOV5-11,1.8070 Forgings

Tensile strength, Rm = 700 - 850 MPa Yield point, Re...
17-7PH(631,UNS S17700,1.4541) AMS 5528 Stainless Steel Coil

17-7PH(631,UNS S17700,1.4541) AMS 5528 Stainless Steel Coil

17-7PH(631,UNS S17700,1 4541) AMS 5528 Stainless Steel...
1.4109 / 440A / X70CrMo15 Martensitic Stainless Steel Sheet & Coil

1.4109 / 440A / X70CrMo15 Martensitic Stainless Steel Sheet & Coil

1 4109 440A X70CrMo15 Martensitic Stainless Steel...
X70CrMo1 / 1.4109 Martensitic Stainless Steel Sheet, Strip, Coil

X70CrMo1 / 1.4109 Martensitic Stainless Steel Sheet, Strip, Coil

X70CrMo1 1 4109 Martensitic Stainless Steel Sheet, S...
Nimonic 80A / NiCr20TiAl(2.4952) / UNS N07080/ BS 3HR1

Nimonic 80A / NiCr20TiAl(2.4952) / UNS N07080/ BS 3HR1

GE spec NB 00146, Ideally released to GE spec NB 0014...

Our Materials

Why Our Service?

Let’s Start Work
Together

Get a Quote

Quick Contact

  • Ph: +86-1388-0247-006
  • Email: sales@longhaisteel.com

©Longhai Special Steel 2024