HG/T 20592  法兰盖 BL 400-10 RF39CH8f100s55mp

bl400()-10rf39CH8f100s55mp

SP-25 R@F.5

BL(S) 150(A)-16 RF

wn450(b)-16 rf s=16

1 RF 800-0.6/u00c7 Sch

SO 150-150 RF RcSch10F18JH80S@F ScRFf h

WN350-600RJ�F h8

WN15(B)-25RF �ch80j@5c2@RF@44362005@R20ESs=3. Sch10S400

PL250B)-10RF D=3

bl 80-150 RFRF