NB/T 47065.1  支座 BⅠ 12459

3 FF 1400-1.0 δ0=12

BI 12459

BI 800RF25C00(B)

DN1400-PN16 WN RF Ⅱ S=10;am

WN 150-900 M ScJ-S1mp

DN 40-Sch80S 90EL

PL330-6RFF SchR6B)5F&@t.5 RJ RFpaF6-F R1cBh ScF@af sRj

BL250-16RF0s|06c/8

SO 10-600 RF500 SFMMfs2@2500F@.5 RJ-1�€

法兰 PL 25(B)