GB/T 12459  弯头 DN 250-Sch10S180EL

WN32-1500 M Sch

DN 250-Sch10S 180EL

bWN1200-150RF c�F10rf671@°FRF2=0R5 RJB

SO32(B)-16 RFch10s50-1.0S14001/@A B(B)-150 RF;-15

2 RF 1900-0.6086rfF00

wn50a-150rf s=5864-RF15

PL500 B-10RFF S=10 RF

WN 500-63 RF0 T6 RFK=11800 RFF

SO250(B)-10 rf1

DN200/