NB/T 47065.1  支座 A 4142

47065.3 A4142

WN 6"-300 RF Sch80

WN50A-16RF

BL 25-16 RF

PL450-6RF47/-15/600 RFh40 S=45 RFRF

WN 50(B)-16 RF33

BI 500

PL 300(B)-10 RF442

WN250-16RF S=60

2 A481254 RF993p50 RF H=42F480=7.14545b0 h=120=3R2500 RF�S00RJ&=10oCB)-25 RF@4�R6 RF48036F