HG/T 20592  法兰盖 BL 450 -10 FF���=10

BL450 -10FF���=10

47065.4 A3

SO500-150 RF RF M060-

PL 15(B)-16 RF6pSch8020640 SMh4 Sch1080MF@ccuo.K6CH6��@

SO 2 1/2"-150 RF

WN 25-300 RF

pl400(b)-6RFF-60-1.6/54pamp;af1h40R=406ch8s2m/

PL100(A)-16M0.6C=b)-108F0-=110

PL100(B)-16 RF=RF

WN