| Products/Services We Offer: |
we has built a first-class hot rolled and cold drawn production lines for seamless steel pipe, and HF welding and submerged arc welding. The co***ny has been insisting on the standard from authoritative organizations such as GB、API、ASTM、DIN、JIS、ISO. Each year it produces different standards of seamless steel pipe and welded steel pipe up to 500,000 ton. And the products are widely applied to many industries such as petroleum industry, chemical engineering, medicine, paper plant, shipbuilding industry, |
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