Feature: Astm a216 wcb, a217 wc6, a351cf8, a351cf8m, A351 cf3, a351 cf3m, a351 cn7m Technical speciafication Design & manufacture standard: api6d, bs1868, api594(wafer type) Face to face dimensions: ansi/asme b16.10 Flange connection: ansi/asme b16.5 for nps24, asme b16.47a/mss sp-44 for nps>24. Butt-welding end dimensions: ansi/asme b16.25 Socket-welding dimensions: ansi/asme b16.11 Screw ends dimension: ansi b1.20.1 Inspection & test standard: api6d, api598. Nopart namewcb/trim 1wcb/trim 5wcb/trim 8cf8/ 304cf8m/316 1body a216 wcb a216 wcb a216 wcba351 cf8a351 cf8m 2seat ringa105+13 cra105+stla105+stla351 cf8a351 cf8m 3disc a216 wcb+13cra216 wcb+stla216 wcb+stla351 cf8a351 cf8m 4arm a216 wcb a216 wcb a216 wcba351 cf8a351 cf8m 5nut a194 2h a194 2h a194 2ha194 8a194 8m 6arm pin182 f6a182 f6a182 f6aa182 f304a182 f316 7yokea216 wcba216 wcba216 wcba351 cf8a351 cf8m 8bonnet nuta194 2ha194 2ha194 2ha194 8a194 8m 9bonnet bolta193 b7a193 b7a193 b7a193 b8a193 b8m 10bolta193 b7a193 b7a193 b7a193 b8a193 b8m 11gasket304+graphite304+graphite304+graphite304+graphite304+graphite 12bonneta216 wcba216 wcba216 wcba351 cf8a351 cf8m 13eye bolta181a181a181astm a181astm a181