GB/T 12459  同心异径管 DN 150×100-3.2RC

DN 150×100-3.2 RC

TPB-1

PL 40(B)-25 RF b=2

WN 20(B)-2.5 RF

PL 40(B)-25 RF

WN125-300 RF S=10

WN32(B)-100 M

WN 600-300 RF S=8

PL 50(B)-6 RF

PL 50(B)-16RF)-16RF.7516S061802.5/122-265Sch400sFh=390f15B=11=7C Sch40Sïeqid=afb385890003581e00000rfo13.1150 R