1)Name: socket weld flange for oil 2)150-2500lb 3)Size:3/8 ... ), Lwnrf (Ff), Thrf (Ff) StandardANSI, ASME ,MSS, API, DIN, JIS, BS. AWWA and GBClassANSI 150LBS-2500LBS,DIN PN6 ... face);MFM(male and female face)Facing Methodrust preventing oil, spray paint (black, yellow), hot galvanization, cold ... FLANGE.Pressure Class :300, 400 , 600 , 900* API 6A :WELDING NECK FLANGE, THREAD FLANGE,BLIND FLANGE.Pressure : ...