NB/T 47065.1  支座 BⅠ 75719

BI 75719

LWN 2"-300 RF

BI 791140..RF0�)-16 RF603616892@RF@4RFSF RFR@40 RF Sch16=8@A43RF@AFF@P2@Fj@5@F0047750 RF49

WN 1 1/2"-300 LFM S=5.5

PL20-16 RF D=100 d=58 C=14

PL64-16RFCH4G/SS8rf50 RFS5 R

3 FM 450-2.5

BL RF 10K 125A

BI 74461

2 C-FM1