GB/T 12459  偏心异径管 DN 700×15-Sch160REFM Sch40SJS0Sampa

DN 700×15-Sch160 REFM Sch40SJS0Sampa

WN100(A)-16FMMFSc

WN200(B)-16MS=80-0.6

PL100-40RFHG/data/src/haibo.jpg

wn100-300m s=5/080

SO400(A)-25RF40S0-150 rfmsch6FF500-1.6 R.h

WN100-16RFj=10p00 RF=2225R1510Sb=4 scuot3h4FF1

PL 65(B)-10 RF S=4M

BI 600F scr2