NB/T 47065.1  支座 BⅠ 35000

BI35000

法兰PL80(B)-10RF.00 R142F

WN 25(B)-16 RF S=45RF86-14920Sc 6rf

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NB/T47023 RF1600-1.0/60-1200

PL25-16RF B15-150fscf

WN 300-150 RF Sch40S0-4.0/5-.6/76

pl250-6rf3ch401