NB/T 47065.1  支座 BⅠ 113005

BI 113005

BL 80-10 M6c5F41Б┌╛Б─°bl50-1.6pampampa60hRF60.6

DN80-Class300 WN RF S=8

BL500(B)-6 RF ÃŽÃ

WN 2"-150 RF=12520δ

SO 80(B)-25 TRF40400S1.6 /u0=J5-9 Sc

PL50-40FF610f b=52h145 rf hg/f S307.9N=133 B=40150rfFSch0

PL20(B)-16 RF