... - 2500LB,PN6-PN100 Materials:A105,304, 316, 304L, 316L AVC Lap Joint FlangeSize: 1/2"- 80", DN15-DN2000.Pressure: 5K-30K ... , AWWA, API, MSS, SABS, ASA, GOSTType: Welded Neck, Blind, Threaded, Lap Joint, Socket Weld, SOH, SOP, Slip On (SO) FF, RF ... the best quality products and the most sincere service, AVC Lap Joint Flange