HG/T 20592  法兰盖 BL 150-63 FMRFsch40sI06FM

BL150-63FMRFsch40sI06FM

lwn25-300 rf sch40s

wn150-25rf a=1

PL300-10RF1F b=3FF

WN 150(A)-100 RF S=

SW 1"-150 RF

PL100B)-25 RF b=3

DN25-PN40 WN M Ⅱ

wn50(a)-40RF H=

WN 100(B)-63 RF S=925+1.0 N=298+1.0 A=273+1 B=259-0.5 K=370±0.5 d=335＋0.5 f1=2