api line pipe

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[CN] hebei senhaipipeline Co.,Ltd. [Manufacturer]
Key Products/Services:
Business Overview: Hebei Senhai Pipeline Co., Ltd. is one professional manufacturer of ERW, SAW, SMLS steel pipes, as per standards of ASTM, API5L, API 5CT, EN, BS, DIN, GOST,...

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[CN] tianjin boyu steel pipe co.,ltd. [Manufacturer]
Key Products/Services:
Business Overview: Tianjin Boyu Steel Pipe Co., Ltd. is a large-scale enterprise specializing in producing ERW welded pipes. We have a 1,700mm vertical cutting line. Our 114, ...