Quality Certification

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    No. 3016 KS Certification

    KS D 3576

    Stainless Steel Pipes for Piping

    Korea Standards Association

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    No. 3017 KS Certification

    KS D 3577

    Stainless Steel Pipes for Boilers and Heat Exchangers

    Korea Standards Association

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    No. 9689 KS Certification

    KS D 3588

    Large-Diameter Welded Stainless Steel Pipes for Piping

    Korea Standards Association

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    No. KWTC-KS-2024-004 KS Certification

    KS D 3595

    General Purpose Stainless Steel Pipes for Piping

    Korea Water Technology Certification Authority

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    No. CRKR07001 JIS Certification

    JIS G 3448

    General Purpose Stainless Steel Pipes for Piping

    Japanese Industrial Standards Committee

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    No. CRKR08047 JIS Certification

    JIS G 3459

    Stainless Steel Pipes for Piping

    Japanese Industrial Standards Committee

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    No. CRKR23008 JIS Certification

    JIS G 3468

    Large-Diameter Welded Stainless Steel Pipes for Piping

    Japanese Industrial Standards Committee

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    No. KR004240 ISO Certification

    ISO 9001:2015

    Stainless Steel Pipes Manufacturing

    Bureau Veritas

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    No. KR003795 ISO Certification

    ISO 14001:2015

    Stainless Steel Pipes Manufacturing

    Bureau Veritas

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    No. KR003552 ISO Certification

    ISO 45001:2018

    Stainless Steel Pipes Manufacturing

    Bureau Veritas

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    No. KCW-2011-0114 Hygiene and Safety Certification

    Hygiene and Safety (for Piping)

    Stainless Steel Pipes for Piping (General water supply Materials)

    Korea Water Technology Certification Authority

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    No. KCW-2023-0212 Hygiene and Safety Certification

    Hygiene and Safety (for General Piping)

    General Stainless Steel Pipes for Piping (General Water Supply Equipment)

    Korea Water Technology Certification Authority

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    No. KCW-2017-0125 Hygiene and Safety Certification

    Hygiene and Safety (for General purpose Piping)

    Large-Diameter Welded Stainless Steel Pipes for Piping (General water supply Materials)

    Korea Water Technology Certification Authority

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    No. LR2251680WA Marine Classification Society Certification

    LR (Lloyd's Register)

    British Marine Classification

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    No. AMMM000003C Marine Classification Society Certification

    DNV.GL

    Norway. Germany Marine Classification

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    No. 07800/F0 BV Marine Classification Society Certification

    BV(Certificate of approval for manufacturing Method)

    Welded Pipes and Fittings

    France Marine Classification

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    No. SMS.W.II./6485/G.0 Marine Classification Society Certification

    BV(Factory Approval Certificate)

    Longitudinally Welded Austenite Stainless Steel Pipe

    France Marine Classification

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    No. FAB105620PU Marine Classification Society Certification

    RINA

    Italy Marine Classification

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    No. TA231303E Marine Classification Society Certification

    NK

    The manufacturing process of stainless steel pipes

    Japan Marine Classification

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    No. YSU17879-ST001 Marine Classification Society Certification

    KR

    Korea Marine Classification

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    No. HSB IE-22-03-006 Pressure Equipment Directive

    PED

    The manufacturing process of stainless steel pipes

    HSB

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    No. 20.10025.296 Marine Classification Society Certification

    RMRS

    Russia Marine Classification