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steel flange
1)Standard: ASME ,ANSI,JIS,API,DIN,BS.
2)Flanges Material: Q235,ASTM A105; ASTM A350 LF1,316L,316Ti,304L,C22.8 3)Flanges Sizes: From DN10 to DN3000
4)Surface Treatment: Transparent oil, rust-proof black oil or hot galvanizing
5)Special design available
steel flange
