NB/T 47065.1  支座 BⅡ 260026a

bii260026a

WN 40(B)-40 RF S=3.5J0SM.

DN 300×150-Ⅱ-Sch80 RC

WN 500-600 RF S=168-4

PJ/SE 250(B)-16 RF Sch10S

PL 50-16 RF)-2

WN 100-150 RF Sch120 20II

1 CRF 550-0.6 δs=6mp 22/0-5/7023 rf53800S6 RF0F1

SO250(B)-300 RF

BL250-150FMFm-16 rj b=6200-1.10s