ASME B16.5  法兰 TH 16"-2500 RJ8F S=66RF1am0S

TH 16"-2500 RJ8F S=66RF1am0S

WN 500(B)-25 M S=9

wn 10"-150 rf s=s=8.8

WN16A-16RF

47021 rf300-1.6 δ=45

WN 25(B)-16 M S=3.5

WN 100(B)-63 RF S=4.5o

WN 25-150 RF sch80s

WN 25(B)-16 RF S=3.5

PL100(B)-16 RFS 150CH40F416 RF16RF RF-300rf-sch40s1