HG/T 20592  法兰盖 BL 50-10 RF MC0-1. DG SCH40

BL 50-10 RF MC0-1. DG SCH40

SO 8"-150 RF

WN 250(B)-25 RF S=10

bl125a-150rfF206)-6/

WN 25-150 RF B=24.6

WN 125-150 RF Sch40S

SO 3"-150 RF

BL 500-6 RF

SP-6319944h12cRFc6laRF6S

SW 25(B)-63 RF800-2.5f)-10RFRSch40Spampampampampamp RFfffFFR@RJc/�