GB/T 29465  法兰 C-G 1650-0.6/20δ0=16

5 CG 1650-0.620δ0=16

SO400(B)-25rf10F60150Swh80S50-2

wn65(b)-100 fm s=509/h=75/d0=0RJSCH1

WN 250-600 RF S=5.4

WN50-150RF-Sch80

wn80-150 rf s=10.5 &-0(r6090RJR80c2

WN25-16 rjmpam

SO350-10M1400-1.0675 G

WN 50(B)-100 FM0RFh/6a60�Б∙╚�

SO 15(B)-