NB/T 47065.1  支座 A 3225

47065.2 A3225

BL200-10RFh562

bi 6662

pl15-16rf b=20RF

47065.3 B3989

WN 4"-150 RF Sch3624

SO500A-16RF00 RF1/0000(B)-RF Sch=15

WN 500-16RFï¿

WN 50(B)-16 RF

PL 65(B)-16 RF495F GB/T9119-2010F Ss72449M RF Ⅱ B=926 f1=3 C=603 RF H=5140 RF Sch781102