HG/T 20592  法兰 PL 65(B)-16 RF 250616RFrJFF.

pl65(b)-16 rf 250616RFrJFF.

1 RF 900-0.600-.6 und�

LWN25-150 RF H=108

SO 100 -16RF b=4

WN 50-150 RF5311

BII 35609

WN32-16FF616750

BI 76398F0@RF RF1655h40S.@RF

bi 4701RF RF-4-RFBFS S0RF

LWN 25-300 RF Sch10RF201d=ch8000 R7.5 RJ RF Sch820(a)-)-25rfSFJ