NB/T 47023  法兰 RF 2800-4.0

3 RF 2800-4.0

WN 15(B)-40 TRF0

so400-16ffrfpaFRF340WN

3 FM 1100-4.06

pl125(b)-6rfb1=58wn400-60 RF-1.5ch450-0.6/

3 FM 700-1.6F

wn50-300rf hg00-1.0=4 RF/6.650RF2600-1..5p1035awing.htm

PL32(B)-10RF110RJ3

DN200-PN10 BL RF Ⅱ2cr17ni1/@m6/150-0/ S=≥36

W