NB/T 47021  法兰 RF 1000-1.15RF¢â

1 RF1000-1.15RF¢â

SO 125-150 RF01.6 RFsch40s0RF RF80 S=-4.0

PL 100(B)-10 RFRFamrF

wn65b-25rfs=4=h16000-16F1000-0.RFRF Sch40

WN50-900 RF Sch200F S=S=220 S=4 A=1680r5

wn65-16rf=4906R0.7Sch400FF0c3/u00a

wn300(a)-150rf sch f1-16 R40B-4

WN50 - 150 RFR

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