... f316 4)WT:#150-#2500 5)face:RF ASME B16.5 a182 f316 steel socket RF flange ... size1/2" to 24" ASME B16.526"to 80" ASME B16.47TypeWNF, SO, SWF, BL, ... B, C, D, EstandardASME B16.5, ASME B16.47,ASME B16.36,DIN 86341-2000, DIN2505materialCarbon steel(ASTM ... , construction, etcequipmentnumerically controlled lathetestingultrasonic fault detector ASME B16.5 a182 f316 steel socket RF flange