NB/T 47065.1  支座 A 1253

2 A1253

WN 50-150 RF4053

WN600-150 RF S=14=19.050 RF S=8RF Sch40S

WN80(B)-16 RF12436

gb/t9123-2010bl50-160rj

BL600-16RJ�SShRF5 RJc5 RJ�F@443RF

LWN 25-150 RF H=504

WN80-10RJ@5@0@4RF@.5 RJ3

2 A8012

PL100(B)-16 RF2@RF@443RF@AF5RFh2.-25rf0.501FRfSc5/