GB/T 12459  弯头 DN 100-Sch10S90ELRF1Fr sch40FMLGf

DN 100-Sch10S 90ELRF1Fr sch40FMLGf

BL RF 10K32A04/Sch40BL1000-

022 fm1000-1.6.6f1000-0 0-0.2u 1F Sf xxsHG

pl150a-10ffr0F50-600

WN16"-300RF S=16

PL 150(B)-6 RFa2HC=3-3=6

wn32-2500rj/0RF╨0

BL200(B)-100 RFFM40 M-

PL 50(B)-10 RFch2/B)-�

SO100(B)