HG/T 20592  法兰 PL 32(B)-10 RF f1=1 L=19 C=16 B=43.2 D=135

PL 32(B)-10 RF f1=1 L=19 C=16 B=43.2 D=135

wn200-600fmSa)-1PL3n65(b0ab=´1=10RF= rf 304RFFF2 RF

BL300-10rf) RFch80s80s80s

SO150(B)-16 RF s=61=54)

bl50-10 ff d= k=120 c=1

WN 2000(B)-100 RF S=4.5D�

SO 25(B)-16 RFžD=24

47065.3 A26RF S=4S=3.5S=3.

BL 2