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Standard: ANSI B16.9 / 16.28, ASTM A53/A106, API 5L, ASME B36.10M---1996, DIN2605 / 2615 / 2616, JIS P2311/2312
Thickness: SGP, STD, SCH40, SCH80, SCH160. XS,XXS and so on.
Size: 1/2"--60"
Material: Carbon steel , alloy steel, stainless steel
Surface treatment: Transparent oil, rust-proof black oil or hot galvanized.
Bend
