GB/T 29465  法兰 T 550-0.6/20δ0=18

5 T 550-0.620δ0=18

3 FM 2000-2.50/70-1.00-0-2-0-2F r1.�F S=

bl25-16rf0-1.0F S/6m

SO25(B)-16RF0-1FMF S=60506150-4.0ch1606 RFF140a83F RFS=4=

pl500(b)-16RF.6-12m100SL300(B).

bl80-600 rf550(n2ch4

BL 150-900 RJ0-1.H= HGMF-1.0.

pl700b-10rf4.5Rj Sch4

pl4