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- ASTM A724 Grade A
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ASTM A724 Grade A in the standard ASTM A724/A724M is a kind of carbon steel plates material used to fabric welded multilayer pressure vessels. jwvivian98 (at) yahoo (dot) com Skype jw-vivian (at) hotmail (dot) com Tel 86, 371, 63332179 A724 Grade A ...
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Henan join-win Im/Ex Crop.
[Verified]
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Negotiable
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