... ASME B16.9 carbon steel flange 2.1/2'' to 60'' 3.high quality 4.T/T,L/C carbon steel ... flange 5.API,CE,ISO A105 ASME B16.9 carbon steel flange 1.Products Items:Slip-on welding ... flange;blind ;spectacle blind,etc.2. Material: stainless steel,carbon steel,alloy steel 3. Size range: From ½” up to ... STD, XS, XXS, SCH 10 ~ SCH 160Material Code:1 CARBON STEELASTM A234 WPB, WPC; ASTM A420 WPL9, WPL3, WPL6, ...