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全天候阻火呼吸閥“設(shè)備材質(zhì)” Materials of construction：
|
NO |
1 |
2 |
3 |
4 |
5 |
6 |
|
構(gòu)件 *ponent |
殼體 Body |
閥桿 Stem Guide |
閥盤 Pressure Disk |
閥座 Pressure Seat |
墊片 Gasket |
阻火芯件 Fire Arresting |
|
材質(zhì) Material |
不銹鋼 Steel 鋁合金 Aluminums 碳鋼 Casting |
304 316 316L PTFE |
304 316 316L PTFE |
304 316 316L PTFE |
304 316 316L PTFE |
304 316 316L PTFE |
注：連接標(biāo)準(zhǔn)：HG 、GB、 ANSI、 JIS、 DIN等等.
Standard Connection：HG、GB、ANSI、JIS、DIN、ect.
操作壓力：-295pa-+98000pa （-30mmH2O——+10000mmH2O）
Operating Pressure：-295pa-+98000pa （-30mmH2O——+10000mmH2O）
全天候阻火呼吸閥“尺寸表” Dimension table：
|
DN |
25 |
32 |
40 |
50 |
80 |
100 |
150 |
200 |
250 |
300 |
|
L |
160 |
160 |
160 |
160 |
213 |
265 |
305 |
355 |
420 |
480 |
|
H |
255 |
255 |
255 |
255 |
260 |
290 |
330 |
430 |
500 |
510 |
全天候阻火呼吸閥“訂貨須知” Order Construction：
1、訂貨時請注明產(chǎn)品尺寸、操作壓力及材質(zhì)。
Please give clear indication of Dimension，operating pressure and material.
2、當(dāng)需要其他標(biāo)準(zhǔn)法蘭、材質(zhì)或操作壓力時請在訂貨時注明。
Please give clear indication of flange,material and operating pressure if you need other standard.
全天候阻火呼吸閥性能及特點:Performance and characteristics
1. 安裝在固定頂罐上作通風(fēng)裝置達(dá)到減少油品蒸發(fā)損耗及控制儲罐壓力和阻止外界火焰?zhèn)魅耄?/span>
The ventilation device installed in the fixed roof tank to reduce the evaporation loss of oil and control the tank pressure and prevent external flame spread.
2. 通風(fēng)量大，泄漏量小，耐腐蝕等特點；
A large amount of ventilation, a small amount of leakage,corrosion resistance and other characteristics.
3. 通過靜電接地線使閥體和罐體保持等電位；
The electrostatic grounding wire to make the body and the tank to keep other potential.
4. 防凍性能強(qiáng)，適用于寒冷地區(qū)。
Antifreezing performance is strong, suitable for cold area.
