... -on, welding-neck, lap joint,threaded,blind ANSI forged steel flanges, ANSI steel flange, forged steel flange:Type: slip-on, welding ... , blind and socket-welding. Working pressure: 150Lbs, 300Lbs, 600Lbs, 900Lbs. Standard: ANSI B16.5, API 605, MSS SP44, AWWA C207 DIN2573 ... , 2527,2631 (PN6) ; DIN2576,2527,2632 (PN10); DIN2543,2527,2533 (PN16) DIN2544,2527,2634 (PN25) ; DIN2545,2527,2635 (PN40) JIS B2220 ...