Butterfly valve para sa signal ng apoy

Pangunahing teknikal na mga parameter ng butterfly valve para sa fire signal model XD371X-10/16/25Q/C Nominal pressure (PN) 10 16 25 Sealing test (MPA) 1.1 1.76 2.75 Shell pressure (MPA) 1.5 2.4 3.75 Naaangkop na temperatura（≤0℃ Naaangkop na media water Material ng mga pangunahing bahagi ng fire signal double clip butterfly valve Pangalan ng bahagi Material Science valve body Ductile iron / cast steel Disc Ductile iron / stainless steel seal ring rubber Stem stainless steel Pangunahing panlabas na sukat ng koneksyon ng butterfly valve para sa fire signal Kumpanya：mm DN L PN10 PN16 PN25 H H1 D1 Z-Φd D1 Z-Φd D1 Z-Φd 50 43 125 4-18 125 4-18 125 4-18 160 80 65 46 145 4-18 14 4-18 14 88 80 46 160 4-18 160 4-18 160 4-18 180 96 100 52 180 4-18 180 4-18 190 4-22 200 115 125 56 21 2 4 128 150 56 240 4-22 240 4-22 250 4-26 225 140 200 60 295 4-22 295 4-22 310 4-M24 260 175 250 68 350 5 3 2 4 2 300 78 400 4-22 410 4-26 430 4-M27 330 242 350 78 460 4-22 470 4-26 490 4-M30 415 308 400 102 515 4-26 304 5 3