NB/T 47065.1  支座 BⅡ 32000 �

DN100/PN10/11E Sch10S

bii32000 �

SO65-16RF Aearf

BL 250-16 RF D=404 C=2

WN10-160RJ0-0.64.5 RJ0FF250r

WN 50-900 RJ Sch80 WN25(A)-16 RFM.0-h40FF2Famta/a

B WN 6"-2500 SM40ï؟½ذ²ز–

HG/T20592-2009 WN450-25RF S=12 B*45

WN80(B)-16RF S6fAA

WN20