GB/T 12459  弯头 DN 40-Sch4090EL=106-1iP

DN40-Sch40 90EL=106-1iP

47021 M500-1.u00c3/u00amMs/c2 schampam

3 M 600-2.5¢h07FFBRFS-2155 CC0/M92-0

BL32-10RF00--680-O340-10f3015 RF Sch40��

20615 WN350-150RF6S=6F0 RF/u00ef/u

IF 900-16 Mfb=382Hs=5

3 M650-6.4RS=415F04 h=16

WN 100(B)-25 RF S=6

PL