GB/T 12459  等径三通 DN 50-Sch40STS1180/ch66c0F0

DN 50-Sch40S TS1180/ch66c0F0

WN100(B)-16 FF S=16

WN100-25 FF

WN300(B)-10 RF S=10

WN100(a)-150 RF sch40

WN100-63RF A=108 B=95

WN125-2500 M

PL100(B)-16 RFFRFFRFch800080/u000-

WN150-600 RJ Sch30

WN150A-40M S=6.5II 10004 RJã(F rfrF/2.450-00-150 RFƒâ�