NB/T 47022  法兰 M 400-1.6/5CH40S=10-10RF -2009¢)-16rf RJ SCH8

3 B3 d=262m400-1.6/5CH40S=10-10RF -2009¢)-16rf RJ SCH8

47023 rf2100-1.6/116-260 δ0=16

so500b-16rf s=12T)B0D=57511000-0R4-1/5FSctml16 RF b=15

BL 1 1/2"-600 RF

WN100(A)-16 RF S=8 FMM0/ b=606 s2g-150r600

3 FM 800-2.5 δ0=10

3 FM 70