Butterfly valve for fire signal

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Main technical parameters of butterfly valve for 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
Applicable temperature(≤℃) 80
Applicable media water

Material of main parts of fire signal double clip butterfly valve

Part name Material Science
valve body Ductile iron / cast steel
Disc Ductile iron / stainless steel
seal ring rubber
Stem stainless steel

Main external connection dimensions of butterfly valve for fire signal                                                             Company: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 4-18 145 4-18 145 4-18 175 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 56 210 4-18 210 4-18 220 4-26 213 128
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 4-22 355 4-26 370 4-M27 290 202
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 4-26 525 4-30 550 4-M33 460 348

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