... Weld flange SW), Plate flange(PL),Threaded flange (TH),Lap Joint Flange (LJF), Orifice Flange, Reducing Flange, Pad Type Flange, Loose Hubbed Flange, Welding Plate Flange, ... (Ff), Thrf (Ff) StandardANSI, ASME ,MSS, API, DIN, JIS, BS. AWWA and GBClassANSI 150LBS-2500LBS,DIN PN6-PN160BS PN0 ... Design: SOP, BIND, SOH, Pressure: 1K, 2K, 5K, 10K, 16K, 20K, 30K, 40KOur products :carbon steel ,alloy steel ...