The most widely used ASTM A182 F11 flanges are ASTM A182 F11 Class 2 Butt Weld Flanges, ASME SA182 Gr F11 Slip Flanges, ASTM A182 F11 Blind Flanges, SA182 F11 Cl1 Socket Weld Flanges, Alloy Steel F11 Threaded Flanges And ASTM A182 F11 grade lap flange connection flange, supply to different industries such as oil and gas, پيٽرروڪيميڪل، ايٽمي توانائي.