NB/T 47065.1  支座 BⅠ 56016 FFRF0 fm0-RFFk

BI56016 FFRF0 fm0-RFFk

WN 25-600 M S=3.0

DN800-PN16 WN RF Ⅱ Sch40

BL 200-900 RF/ S2062500 RF S/R0-16RF/0RF s=

WN 400-300 RF Sch160RF7.1ch80S40

SO 20-600 Th

WN300-300 RF Sch40.5)RFÃ1/00

BL65-25 G5RFScRJ48-1

pL20(b)-10RFchR2R4-13050 RF0 S

WN300(b)-4