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    Nungwon Metal Ind. Co., Ltd. (NWM)

    Nungwon Metal Ind. Co., Ltd. (NWM)
    314-1 Doha-ri
    Eunhyeon-myeon
    Yangju-si
    Geonggi-Do
    482-860
    South Korea
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    Certificate number: KM 599670
    Scope: Copper and copper alloys. Seamless, round copper tubes for water and gas in sanitary and heating applications

    Standard/Scheme number or name Start Date Expiry Date
    BS EN 1057 2014-05-06 2026-12-21