HG/T 20592  法兰盖 BL 300(B)-10 FF47.516Ju1fF

BL300(B)-10 FF47.516Ju1fF

WN100(B)-150 RF sc

LJ 2"-300 RF S=18

WN 80(B)-63 RF S=NPT

B SO 600-16 RFF=3F S=8Sch1605FMRF S=5850 RFtchaMF0@5@F30@R-F3SLT@RF@41RF@RF@08iBFfm s=204=2HG/RF5

DN125-PN6 WN RF Ⅱ S=3

SO 65(A)-10 RFs150 BL RFSch40Sh sch2S5h