... )Standard: ANSI, ASME, JIS, DIN 3)Size: 1/2"-5, 000mm name:flange1) Flange varieties: Plate, slip-on, welded neck, blind, ... stainless steel, alloy steel3) Standard: ANSI, ASME, JIS, DIN4) Size: 1/2"-5, 000mm5) Surface treatment: Transparent oil, rust-proof oil ... , hot galvanizing 6) Price: Very competitive7) Special design available8)keyword:flange,steel flange,forged steel flange forged steel flange