HG/T 20592  法兰 PJ/SE 65-16 RF S=6s=5.5

PJ/SE 65(A)-16 RF S=6s=5.5

SO250-150RFRF S=3.5j130chSRFF5S8rj253030- RF SRF50-150 RF SCH801

47023 m300-1.6/ l= n= c= h

wn32-300 fm1=72615680)-16 rf/16H40SF b1 s=6F b=3/

NB/T47023FM500-1.6t0-1â

SO1-1/2"-300 RF f=2 b.700Ftm¬ī2=F-10 RF0(A)h

WN40