GB/T 12459  弯头 DN 100-Sch40S180ELa)-16RFF300-3

DN 100-Sch40S 180ELa)-16RFF300-3

WN 100(B)-16 RF S=62M70

bâ… 800-f/@bl100-150 rf

BL50-600 M5040

WN25-2500RJH=/(C09 WF10

WN 25(B)-16 RF S=4

WN15(B)-40 t/mpaFL403 rf1100h4M@4/50FcS

SO 50-40 M/500.8054 R-2001.0RFRF

47023 RF700-6.4/90

47023 F