HD-STEEL group specializes in the production of  pipe fittings, flanges and anti corrosion line pipes, steel inventory, domestic and foreign sales. 
We are committed to providing one-stop service for steel pipe products to customers around the world. And has leading technology of steel pipe fittings and flanges production and research  at home and abroad, advanced and complete testing facilities .We strictly in accordance with  API, ASME（ANSI),  EN,  DIN, JIS, GOST, GB/T, ISO standard quality management system for on-site management,  our products have been inspected and approved by SGS, BV, MOODY, TUBOSCOPE and other international authoritative third-party organizations

HD-STEEL GROUP

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