NB/T 47065.1  支座 BⅡ 4571

bii 4571

3 rf800-1.01009.500&

BL65-150 RF2403F@Sch4t.5Mt

SO00-16 RF00 RF Sch4F-150 R

47023m500-4.0S45 Dh0-40 RF1.6/40 S=405 S

DN150-PN63 WN RF Ⅱ0(B)-40RFFRSFM250650

WN250-150RF6 RF113

DN150-PN63 SO RF Ⅱ.521B)-63 MFFHG/ s000.6/130

SP-6777

4pl15-10