NB/T 47065.1  支座 BⅡ 1750b)6RF S=F p RF Sch40S40FM

BII 1750b)6RF S=F p RF Sch40S40FM

1 FF 1800-0.62/u0080/u009LW002=RFmpa S

BL20-300T0 RJ B=495h40FM

BL 150(B)-6 RF0pa S0M C=22-4RF0508@0

47065.2 a4-1000-8:w000-4.0/B

HG/T20592 PL150(B)-6 RF

PL200-16 RF102 f1=4RF Sch4

WN120-300 RF Sch40 RF

WN20B-25Gl50