HG/T 20592  法兰 PL 80(B)-40 RF b=5b-1RF0sc@S/2@ RF����WN 90ESFM1400-1.01.0S10R@R4Sc2@R

PL80(B)-40RF b=5b-1RF0sc@S/2@ RF����WN 90ESFM1400-1.01.0S10R@R4Sc2@R

PL 400(A)-16 RF b=3

WN40(B)-160 FM S=5

1 CRF 800-0.6120ch80a0F10 RF S=3F�M S755-R@00

BL550-300rfF0rf/mSch40F��4 RF

WN 10(B)-25 FM S=10

BI 3800

WN350(B)-25 RF S=3

WN65