ASTM A7, A30, A70

Rubje · May 19, 2023

Hello,

I'm having a very hard time finding the chemical composition requirements for these 3 obsolete material specs.

Does anyone have a source or know the answer? thanks

Dhurjati Sen · May 22, 2023

I googled to get A7. Attaching it with the post.

Do the same for the rest.

DHURJATI SEN
Kolkata, India

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ASTM A7, A30, A70

Rubje

Chemical

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Dhurjati Sen

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