NB/T 47065.1  支座 BⅡ 29926615oruS r@44

BII 29926615oruS r@44

SP-4254

WN80(B)-16 RF11773

DN 25×15-Sch80 RC

pl80-16FFF.105S0F

WN 25(B)-25 RF S=287

WN 100-16 RF-15ust1@400/

WN 6"-300 SM Sch40S

WN 10(B)-16 RFuL FF

WN 300(B)-16 RF S=19316rf1..rf A=57 S=3.5 bamp=1ampamp-2.5900rf58040S100