System Certification

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  API Specification Q1 Certificate

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  AS9100C and ISO 9001: 2008 Certificate

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  TUV/TS 16949: 2009

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  GB/T24001-2004/ISO 14001:2004 Certificate

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  GB/T28001-2011/ISO 18001:2007Certificate

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  CCS Quality Management System Certificate

Quality Certification

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  ABS Certificate of Manufacturing Assessment

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  BV Approval Certificate for Seamless Pipes

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  CCS Certificate for Boiler and Super -heater Pipes

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  DNV Approval of Manufacturer Certificate

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  LR Certificate

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  ABS Certificate of Pipe Mills

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  CCS Certificate for Seamless Steel Tube

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  CRCC Certificate

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  CPR Certificate for EN10343:2009

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  API 5DP Certificate

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  API 5L Certificate

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  JSRS Certificate of Approval

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  CPR Certificate for EN10210:2006