stainless steel SLIP-ON/WELDING NECK/BLIND/SOCKET WELDING/THREADED/ LAP JOINT Flange 1. 1/2"-78", DN15-2000 2. SLIP-ON, WELD ... stainless steel SLIP-ON/WELDING NECK/BLIND/SOCKET WELDING/THREADED/ LAP JOINT Flange factory price Hot sale !!!1. 1/2"-78", DN15 ... , SOCKET WELDING, THREADED, LAP JOINT3) Size of Flange: 1/2"-78" , DN 15- DN2000 4) Material of Flange: Carbon Steel Flange: A105,SS400,SF440 ...