NB/T 47065.2  支腿 A2-6 DN=500 δn=6

WN100(A)-40RF=12S=20/8

NB/T47065.2 A2-6 DN=500 δn=6

bl25-25g10 c-rf10-16RFs=800-9 n=117 k

1 RF 900-0.620δs=12mpBb)-16pampampaB)-

47021 FM 700-0.6/=3180=.5-4.0ãƒÃ1.

PL 100(B)-10 RF

WN 300-300 RF Sch80S

WN 50(B)-25 RF

SO 400(B)-16 RF

SO 1 1/2