GB/T 12459  同心异径管 DN 100×65-Ⅱ-3RC

DN 100×65-Ⅱ-3 RC

WN 50-63 RJ S=16

bl450(b)-150m5 RJJl.5 RJ R1caRF ScC0sF RF.5 RJ R0 RF5(R-1.0/62-150@00 S rf 1-25Rs.5 RJ2

wn65-16rf/94-0.

wn40(b)-1500rj

pl900(b)-2.5rfSFMRJFFRF00AF5

bi 500-f/

1 RF 400-1.0 δs=6

wn80-25rfs=450

WN 150(B)-63 RF�ذ