HG/T 20592  法兰 PL 300(B)-25 RF80RF SMF�F´RF�rl41.0m h=2n0）C2=1

WN 350-16 M Sc=46RF RF@47c6 rfRF65=3/u00e2/u0082/data/src

C-SO450(B)-10 RF2-150 RF S=6 /

Pl300(B)-25 RF80RF SMF�F´RF�rl41.0m h=2n0）C2=1

so80B-10RF RFM=1gFRFL40 H RF040500-1.0F sch465n

WN500-40 RF Sch80RF SCH12040S1.6.59 pl100(b)-16rf BB=77

4