ASTM A678 Grade D Quenched and Tempered

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Description

Related Standards

Properties

Mechanical

Elongation A50 A50

18 % at 20 °C

Tensile strength Rm

620 - 760 MPa at 20 °C

Yield strength YS

515 MPa at 20 °C

Chemical properties

Element

Weight %

Comment

Mn

1.15 - 1.5 %

Cr

0.25 %

Ni

0.25 %

C

0.22 %

Cu

0.2 - 0.35 %

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This material data has been provided by ASTM.

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.