HG/T 20592  法兰盖 BL 500-40 RF300 A0-300 r

BL 500-40RF300 A0-300 r

BI 2400ampampampam

WN50(B)-16RF A=56 S=11 H=46

pl300(b)-10 rf d=435 f1=3

SO 150(B)-10 T620615 wn400-600rj&3 s

WN50-100FM S=6

SO 25(B)-16 FFf1=4 C=L100(RF Sch404Å00 R

WN80(B)-16 M S=4

WN80-150RF S=3.5

47065.2 A2- t R6022 RF1