NB/T 47065.1  支座 BⅡ 18295

BⅡ 18295

WN25-300 RF Sch40 D=1

WN20-25T

47065.3 B9481

DN80-PN320 WN R

47065.3 A1B)-16 RF5093h9606 RF B4279PN10 PL RF Ⅱ-150 RF S=4)-16 RF34416000mFa�@RF@4 Rch445A15h40FrfR150 RF068δa=10.5 R6 RF S=3s=14.6FS10R@R

WN 80(B)-40 RF S=5

PL 200(B)-16 R