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Add: RM12A13, Tower 3, No.31 Longcheng Road, Shibei district, Qingdao, China,Qingdao,Shandong,China China
Standard: ASTM, GB, ASTM A312-2001, ASTM A210-1996, ASTM A234-2007, ASTM A335-2006, ASTM A403-2007, ASTM A179-1990, ASTM A312M-2007, GB 5310-1995, G
Square steel pipe was a kind of sqaure hollow section.It is hot rolled and high-frequency welding from HR or CR steel strip &steel coil.
Persona de contacto Mr. Eason REN
Dirección Add: RM12A13, Tower 3, No.31 Longcheng Road, Shibei district, Qingdao, China, Qingdao, Shandong
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