NB/T 47065.1  支座 BⅠ 131673 B5254040@RF@45-R@4 RF�0 R21.200 RF900 FFAFF@PF

BI 131673 B5254040@RF@45-R@4 RF�0 R21.200 RF900 FFAFF@PF

2 A6

BL 1"-600 RF

BII 35742

LWN 3"-300 RF Sch40

WN 50-900 RF Sch80S

BI 13936F S001@-R-16 RF5@F SRF@441671��@RFF@FF-R0M2FF-16 RFbM2 AB140A1500@5

BII 30922

BII 37010

BL 1"-90