NB/T 47023  法兰 C-T 3000-0.6/20Оҙ0=10

3 CT 3000-0.620Оҙ0=10

WN25(B)-150 RFF2=1400-

SO 1/2"-900 RF

DN 40-Sch40 90ES

WN 25-300 RF/1RF8

WN 40-150 RF S=5.08RRF-50€00-1/ruh PL26f1000-0 0-0.2u

B WN800-150 RF s5

SO40(B)-25RFHG/h80 b63 rf´0=8rf-1B)-10RF6RFM901.

PL150(B)-10rf

WN80-150R