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Shanghai Tezhou Industrial Co., LTD

Free member Since 2014

Shanghai, China

20crmo Can be customized with annealing cold-rolled products accordingly 20crmo manufacture (volume) of alloy structural steel 50-350 * 3.0 * C baosteel, descibes, cultivation Corresponding standard: GB/T 3077-3077 standard, JIS G4053:2003 ASTM...

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