증명서
API, PVOC, SONCAP, SABS, Sirm, Tisi, KS, ISO9001
공차
± 15%, ± 5%, ± 1%, ± 20%, ± 10%
가공 서비스
용접, 절단, 벤딩, Decoiling
Standards
API 5L, ISO 3183, GB/T21237
Mill Test Certificate
EN10204 3.1 MTC
Hot roll coil API 5L
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Hot rolled steel coil API 5L
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API 5L gr b hot rolled steel coil
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API 5L grade b steel coil
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API 5L X60 steel coil
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Steel coils API 5L X70
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