HG/T 20592  法兰盖 BL 200-63 RF60-120-60-=4

BL200-63 RF60-120-60-=4

so 150-16 RF210fms=61080 D1=104

wn80-600rfsch00-

BL450-10FF

WN20(B)-150RFFSch80mpampa SCHB=33

WN 18"-300 RF Sch40S

WN25-600RJ SCfm=150

PL 125(B)-16 FF

SO 65(B)-16 RFpam n= l=13

wn500(b)-25fm s=20RF S3.50-150rf=16f.00F07BF