High quality special steel supplier.Old rev.

  • Certified Company

    DNV&ABS

  • Certified Company

    ISO 9001:2008

  • R&D Production

    In China
Get a Quote

ASTM O7

O7


O7 material is Oil-Hardening Tool Steel.

Chemical composition of O7, O7 mechanical properties, O7 datasheet, O7 equivalent grade, Heat treatment and temperature process of O7.

  • Tags: O7,

O7 property sheet

O7 Spec.

Related Materials

O7
40CrMnMo7

Chemical Composition of O7

C: 1.10 1.30
Si: 0.10 0.60
Mn: 0.20 1.00
P: Max 0.030
S: Max 0.030
Cr: 0.35 0.85
Mo: Max 0.30
V: 0.15 0.40
W: 1.00 2.00
Ni＋Cu: Max 0.75

Mechanical Properties of O7

Rp0.2 (MPa) 587 (≥)
Rm (MPa) 656 (≥)
AKV (J) 34
A (%) 41
Z (%) 21
Hardness HBW 131

O7 shape and dimensions

O7 Round bar: 1mm-800mm
O7 Square bar: 10mm * 10mm-600mm *600mm
O7 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
O7 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
O7 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
O7 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

O7 Relevant products

UNS NO7718 Coil/Strip/Sheet

UNS NO7718 Coil/Strip/Sheet

UNS NO7718 Coil Strip Sheet
UNS NO7718 Coil/Strip/Sheet

UNS NO7718 Coil/Strip/Sheet

UNS NO7718 Coil Strip Sheet
UNS NO7718/ Inconel 718 / 2.4668 Round bar

UNS NO7718/ Inconel 718 / 2.4668 Round bar

UNS NO7718 Inconel 718 2 4668 Round bar

Our Materials

Why Our Service?

Let’s Start Work
Together

Get a Quote

Quick Contact

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

©Longhai Special Steel © 2005-2024