NB/T 47022  法兰 C-T 800-1.6)-16 RF6.6/ -0.69

nb/t47022 c-t 800-1.60)-16 RF6.6/ -0.69

SOP FF 10K 25A

WN 32(B)-16RF S=3

SO 3"-150 RF

WN 32(B)-16FM S=3

BL 20-16 RF

LWN 6"-900 RF Y=437 f=7 tf=58

SP-8060s=3.5S=60ni10

BL 80-150 RF12=25FM,0/FF-16 RFF B

WN 500-1500 FM.6/6 fmH==25Cm-pampam=4 B