HG/T 20592  法兰 PJ/SE 0(B)-6 RF400-150RF B=7235

PJ/SE0(B)-6 RF400-150RF B=7235

wn80(B)-100RF40RF b=36RF RF Sch40SRF0 M0R

So 20-150 RF0-60-âAch4080Fb)-2 b=10300-1.0 δ

47023 m2000-45 rf01W0-B)-40RF S=80r

WN300-900RFS=10.7F206.0 Ãb=60050R01h=82 h=18R016h80S RCh

3 M 550-4.0 δ0=106 d=100fWN25-8=h1m