NB/T 47065.1  支座 BⅠ 1685�� S=3.05s=

BI 1685�� S=3.05s=

BL400-150 RF=390E’2H-16rj RF S=NPT66-560

WN20-150 RF Sch40

JWN 100×150(B)-16 RF S=4(130-280Fd00RF SCH80SH=2022T2160

WN15-600RF0S6.4RF100-1.6/δ64FA=114 S=5.850RFFFF Sch40 S=3.

3 CM 2600-6.420δ0=12f592-200

WN100(B)-25 RF40S0