HG/T 20592  法兰盖 BL 40-6 RF/4.0-1F0RF0rjb05

BL40-6 RF/4.0-1F0RF0rjb05

SO 80(B)-16 RF RF S=6RF IIRF Sch160δ1=10/data/src630

PL16-40RF

SO 100(B)-25 M/u0080

WN 5"-150 RF Sch40

WN150-300RF5t

pl125-16rfpampamp

WN 6"-600 RF Sch160

WN 50-300 RF Sch40s

3 cg 700-6.420δ0=6s=RF=40 fmR=1F000-1