HG/T 20592  法兰 PL 125(B)-16 RF5.600-4.0/sch4k/00b-

pl125(b)-16rf5.600-4.0/sch4k/00b-

SO 40(B)-16 RF

SO 250(B)-16 RF

so 20-300 RF

2 FF 2600-1.620δ1

3fm350-2.5-s/@�=/65

SO 80(B)-16 RF

3 FM 1000-1.0 δ0=7.92

WN 100(B)-2500 RF

WN300-600 RJ Sch80S/-16rfm80S3spquo W80 20let/ R-150RF0r/4.FF6RF Sc=4263RFS