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ASTM A320 Grade B8M carbide solution treated and strain hardened

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Description

Primary standard name

ASTM A320 Grade B8M

Equivalent standard names

GB/T 1220 Grade 0Cr17Ni12Mo2 GB/T 1221 Grade 0Cr17Ni12Mo2 More

Properties

Mechanical

Hardness, Brinell HB

321 [-] at 20 °C

Hardness, Rockwell C HRC

35 [-] at 20 °C

Reduction of area Z

45 % at 20 °C

Tensile strength R_m

620 - 760 MPa at 20 °C

Yield strength YS

345 - 655 MPa at 20 °C

Chemical properties

Element

Weight %

Comment

61.84 - 72 %

16 - 18 %

10 - 14 %

2 - 3 %

0 - 0.03 %

Technological properties

Processing history

carbide solution treated and strain hardened

This material data has been provided by MetalInfo.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.