NB/T 47065.1  支座 A 5080

47065.4 A5080

BL 1 1/2"-300 RF

SO20(B)-25FM

DN1600-PN10 PL RF Ⅱ

PL 150(B)-16 RF

SO 50(B)-16 RF

A WN 2"-300 FFF Sc1671@°F5@-1

47023 fm800-1.6/48-120 δ1=10

PL 400(B)-10 RF

BL 25-300 RFmp66RF Ⅱ10 S=CH80 RF0-f/@440rfSc5/7F1�=7 S=4.5cWNf