NB/T 47065.1  支座 BⅡ 475b=1RF4434 RF ⅡSch4044 RF Sch781078��� rf@ch4SS5 RJ2AF@Fa�19

BII 475b=1RF4434 RF ⅡSch4044 RF Sch781078��� rf@ch4SS5 RJ2AF@Fa�19

20623B WN650-300 RF S=16

47023 RF650-6.4

WN 4"-150 RF Sch461 A1080RFcp4

WN 5-900 RF Sch80ESch40cF

DN150/PN16/01B

B WN60"-150 RF

WN150(B)-40RF2Fmp6.5- AA=5-90

B WN6