Leading Supplier of API 5L Grade B PSL1, API 5L Grade B PSL2, API 5L X42 Pipe, API 5L...

About Shinestar Group Established in 1993, Shinestar Steel is a company group in...

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The pipes being designed and manufactured by our company have received API 5L , API 5...

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Hunan Great Steel Pipe Co., Ltd. We are a professional manufacturer of carbon steel p...

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Tianjin Dalipu Oil Country Tubular Goods Co., Ltd is currently an emerging productio...

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mainly products: oil casing , oil tubing, oil casing coupling, oi...

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Hebei Zhongkuang Steel Pipe Manufacturing Co., Ltd. is one of the modern enterprises ...

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Bestar Steel Co., Ltd. is a large investment group company which dealing with steel t...

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China Vervo Valve Co., Ltd is, a professional valves manfucturer,your trusted partner...

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