GB/T 29465  法兰 C-T 2800-4.

5 CT 2800-4.

wn 65 b)-40rf=80=7wn50/u aa=60° wn50(b)-16 r RF-(b)-

lwn25-600rf b=19.05 h=294-10

WN350 B-63 M S=10sch16rf50-600-4160pl80(b)-6rf

BII2800=292F=8-=4M0gS=15

WN 150(B)-16 RF S=6pampampampampa

wn80(a)-160 m s=9/uoth1.

SO65-25 RF-1.

SO500(B)-