ASTM A354
Jun 15,2018

Standar for Bolt

Grade

Bolt Size

Tension Stength

Yield Strength

Enlogation

Hardness

Head Marking

in.

ksi

ksi

%

Brinell

Rockwell C

A354

BC

1/4~2-1/2

125min

109min

16

255-331

26-36

>2-1/2

115min

99min

16

235-311

22-33

BD

1/4~2-1/2

150min

130min

14

311-363

33-39

>2-1/2

140min

115min

14

293-363

31-39

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