HG/T 20623A  法兰 WN 1000-600 RF S=24Ss5 RJRF.ï؟RFscdata50RF00.00-4.RFF00�JsRF@FC-

A WN 1000-600 RF S=24Ss5 RJRF.ï؟RFscdata50RF00.00-4.RFF00�JsRF@FC-

LWN25-100RF

WN1100-150RF

so200(b)-10ff/150

Pl150(B)-16RFned=a/comp

SO 32-300 RF

SO 2"-150 RF

SO 150(B)-16 RF

DN 200×200×150-Ⅱ-12 TR

WN 16"-150 RF STD51355a5d8ddeJ4-R