性能規范 Properety specification
用途及特點 Purpose and characteristic
通風蝶閥采用與閥體相同材料加工成密封圈，其使用溫度隨閥體選材而定，公稱壓
力≤0.6MPa，一般適用于工業、冶金、 環保等管道作通風、調節介質流量只用，
其主要特點為：
1、設計新穎、合理、結構獨特，重量輕，啟閉迅速。
2、操力矩小，操作方便，勝利靈巧。
3、采用適應的材料以滿足低、中、高不同介質溫度其及腐蝕性介質等。
Ventilated butterfly valve use same material as body to process
gasket，the suitable temperature is according to material of body，
nominal pressure is<0.6MPa，generally，it is utilized in pipe of
industry，metallrgyitable material to satisfy，environmental
protecion etc.as ventilation and adjust medium flux.The main
characteristic as below.
1.Novel and reasonable design，particular configuration，light，andopen
and close rapidly.
2.Small operative moment，operation easily，laborsaving and skillful.
3.Use suitable material to satisfy low，middle，high different medium
and corrosive medium etc.
采用標準 Adoption standard
設計標準 Design standard:JB/T8527 JB/T8692
法蘭連接尺寸 flange connection dimension: GB/T9115.1
結構長度Structure length:GB/T12221
壓力試驗Pressure test:GB/T13927； JB/T9092
主要技術參數 Main technology parameter
| 公稱通徑Nominal diameter |
DN(mm) |
50～2000 |
| 公稱壓力Nominal pressure |
PN(MPa) |
0.05 |
1.0 |
1.6 |
|
試驗壓力Ps（MPa）Test pressure |
強度試驗 Sheal test |
0.9 |
1.5 |
2.4 |
| 密封試驗 Seal test |
0.66 |
1.1 |
1.76 |
| 氣密封試驗 Gas seal test |
0.6 |
0.6 |
0.6 |
| 適用介質Appropriate medium |
水、蒸汽、油品、酸類腐蝕性等。Water，steam，oil，acid corrosive and so on. |
| 驅動形式 Driver modality |
-40℃～-150℃ |
|
公稱通徑DN Nominal diameter |
結構長度（標準值） Structure length (standard) |
連接尺寸（標準值） Connection dimension(standard) |
|
0.05MPa和0.25MPa |
PN1.6MPa |
|
毫米mm |
L |
D |
D1 |
D2 |
Z-d |
D |
D1 |
D2 |
Z-d |
|
100 |
120 |
210 |
170 |
144 |
4-18 |
210 |
170 |
144 |
4-18 |
|
125 |
120 |
240 |
200 |
174 |
8-18 |
240 |
200 |
174 |
8-18 |
|
150 |
120 |
265 |
225 |
199 |
8-18 |
265 |
225 |
199 |
8-18 |
|
200 |
140 |
320 |
280 |
254 |
8-18 |
320 |
280 |
254 |
8-18 |
|
250 |
140 |
375 |
335 |
309 |
12-18 |
375 |
335 |
309 |
12-18 |
|
300 |
170 |
440 |
395 |
363 |
12-22 |
440 |
395 |
363 |
12-22 |
|
350 |
170 |
490 |
445 |
413 |
12-22 |
490 |
445 |
413 |
12-22 |
|
400 |
190 |
540 |
495 |
463 |
16-22 |
540 |
495 |
463 |
16-22 |
|
450 |
190 |
595 |
550 |
518 |
16-22 |
595 |
550 |
518 |
16-22 |
|
500 |
190 |
645 |
600 |
568 |
20-22 |
645 |
600 |
568 |
20-22 |
|
600 |
210 |
755 |
705 |
667 |
20-26 |
755 |
705 |
667 |
20-26 |
|
700 |
210 |
860 |
810 |
772 |
24-26 |
860 |
810 |
772 |
24-26 |
|
800 |
210 |
975 |
920 |
878 |
24-30 |
975 |
920 |
878 |
24-30 |
|
900 |
250 |
1075 |
1020 |
978 |
24-30 |
1075 |
1020 |
978 |
24-30 |
|
1000 |
250 |
1175 |
1120 |
1078 |
28-30 |
1175 |
1120 |
1078 |
28-30 |
|
1200 |
250 |
1375 |
1320 |
1280 |
32-30 |
1405 |
1340 |
1295 |
32-33 |
|
1400 |
300 |
1575 |
1520 |
1480 |
36-30 |
1630 |
1560 |
1510 |
36-36 |
|
1600 |
300 |
1790 |
1730 |
1690 |
40-30 |
1830 |
1760 |
1710 |
40-36 |
|
1800 |
300 |
1990 |
1930 |
1890 |
44-30 |
2045 |
1970 |
1918 |
44-39 |
|
2000 |
300 |
2190 |
2130 |
2090 |
48-30 |
2265 |
2180 |
2125 |
48-42 | |
