NB/T 47065.1  支座 BⅡ 30624

BII 30624

PL450(B)-6RF

bi 7112

WN 25(B)-16 RF S=4

SP-5810

1 RF 600-0.6 δs=10

BL 32(B)-16 RF

WN 25-300 RF Sch10S

3 B2252

WN 80-900 RJ Sch80S S=1077 RF S=Rcsc@S0AMo2f sch46G5 RJScF&@0)-16 RFch10S0rf 0.7FRF ⅡRF@RF@F SFFtmch4.5 RJ-197.5 RJ R RF4-@В