NB/T 47023  法兰 C-G 2800-6.4/2

3 CG 2800-6.42

C- WN100(B)-16 RFhgcad.cbb=

PL 25(B)-100 RF

SO 200-150 RFRF B=2200 R/mp

WN200-25RJ1RFc2Frf-fF1.6S3.2 δ=70b2F4أ¯طںآ½أ0ML=1F00010 rf6

BL40-40RF16RFRF-600

bl32-16t50 C/)-25RFD8 LcFMF0m10ff16rfFM S T0f s-16

PL250-6FF c=101

WN250(B)