GB/T 12459  异径三通 DN 900×900×32-Sch60TR0RF D

DN 32×32×900-Sch60 TR0RF D

47021 C-RF1800-0.25

wn65(b)-300 rjذ¨آ°F2@4@-16 RF S=6Mot

WN40A-100RF B=4

WN200-16Ms60ampamp00(b)ch40SFsFF040@010(-F@RFRFy Sch40F0-K

pl25(b)-10ff b=-

bii180021.6/50-

PL100-16RF AA S=f0/70

47021 fm 700-1.0 /u00ce/u0

wn2