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      1. Products¡¡Center
        American standard seaml¡­
        Anti-corrosion steel pi¡­
        Seamless
        German standard, Japane¡­
        Steel pipe
        Casing API 5L/5CT
        Straight seam, spiral s¡­
        Galvanized steel
        Pipe Fittings
        News¡¡Center
        American Standard Pipe ¡­
        Contacts Us
        Cangzhou Hesheng pipe manufacturing Co., Ltd.
        telephone£º86-0317-6189002
        fax£º86-0317-6189003
        Phone£º86-15130768516
        contact£ºLiu Wei (General Manager)
        email£ºczhsgd@163.com
        Products¡¡Boutique
        Technical¡¡Documents
        American Standard ASTM sea¡­
        Detailed implementation of¡­
        Problem¡¡Documents
        Calibrating straight seam ¡­
        国产成人综合色在线观看网站
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