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Specifications Pure copper scrap 99.99% 1.Copper wire scrap 2.High quality:99%...
ASTM A737 Grade C is a kind of high strength low alloy steel plates material used to ...
ASTM A737 Grade B is a kind of high strength low alloy steel plates material used to ...
ASME SA737 Grade C is a kind of high strength low alloy steel plates material used to...
ASME SA737 Grade B is a kind of high strength low alloy steel plates material used to...