HG/T 20592  法兰盖 BL 65-16 RFп©б╘п╠Б∙≤п©Б∙═п▒Б┬≥Б┴╓п

BL65-16RFп©б╘п╠Б∙≤п©Б∙═п▒Б┬≥Б┴╓п

SO 400(B)-16 RF15X/00pampampjha=6cFgRF.

20592BL65-16rfgi121-1.6RF0c2/usch40sRF6 rf0RF 6

BL450-40 RF

DN 80×80-5 RE2

PL50B-16RF b=3

SO450-25M0â

DN 32-2 TSSch40=16c6RF)=4

3 rf800-1.010