이음새가 없는 낮은 탄소 강관과 복수관 / 열 교환기 튜브

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ASTM A179 ( ASME SA179 ) SEAMLESS CARBON STEEL HEAT EXCHANGER TUBE Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps Marking: as per requirement Delivery Condition: Annealed/Normalized/Tempered Size:(mm) OD:3.2mm – 76.2mm (1/8 – 3 in.) Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As