HG/T 20592  法兰盖 BL 500-16 M/F Hf-6)05 B10rf@40FFc43=210 C=0/4

WN600 -300 RF B=570 l=3 S=8

BL600-16 RFp09s=6.45F0060/0=10A 1000

wn200-25rf s=12.5 Âfscmff0-15)-5�3124 h=1Æ6

BL500-16 M/F Hf-6)05 B10rf@40FFc43=210 C=0/4

WN 50-150 RF Sch40S

WN 350-300 RF S=10/H60

WN 200(B)-100 RF

WN 50B-16 RF

lwn50-150 rf b