NB/T 47065.1  支座 BⅠ 4887-6

BI 4887-6

DN100-Class900 WN RF S=8

PL 350-10 RF4=F6f/c/F0/4b=3 f1=3=1923T(55 RF

BL2-6RF0S306F0048bStd9@45@0-16 RF0 f30-99soam

PL65(B)-10RFampampamp-S0.6M-RF12S61FRFd@450b=4811S=

SO 200-16 RF

WN 25(B)-25 RF S60ma/ sch80-FM 1100 Sch8050 RF00.5B)1.0F

SO