摘要：<p> <span style="font-family:宋體;font-size:10.5pt;">不銹鋼管道阻火器性能參數(shù)</span> </p> <p> <span style="font-family:宋體;font-size:10.5pt;"></span><span style="font-family:'Times New Roman';font-size:10.5pt;">1</span><span style="font-family:宋體;font-size:10.5pt;">、工作壓力：</span><span style="font-family:'Times New Roman';font-size:10.5pt;">1.6MPa-6.4MPa</span><span style="font-family:宋體;font-size:10.5pt;">。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> 2</span><span style="font-family:宋體;font-size:10.5pt;">、工作溫度：</span><span style="font-family:'Times New Roman';font-size:10.5pt;">-20</span><span style="font-family:宋體;font-size:10.5pt;">℃</span><span style="font-family:'Times New Roman';font-size:10.5pt;">+425</span><span style="font-family:宋體;font-size:10.5pt;">℃</span><span style="font-family:宋體;font-size:10.5pt;">。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> 3</span><span style="font-family:宋體;font-size:10.5pt;">、驅(qū)動(dòng)方式：自動(dòng)。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> 4</span><span style="font-family:宋體;font-size:10.5pt;">、連接方式：法蘭、螺紋。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> 5</span><span style="font-family:宋體;font-size:10.5pt;">、制造標(biāo)準(zhǔn)：國(guó)標(biāo)</span><span style="font-family:'Times New Roman';font-size:10.5pt;">GB</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">JB</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">HG</span><span style="font-family:宋體;font-size:10.5pt;">，美標(biāo)</span><span style="font-family:'Times New Roman';font-size:10.5pt;">API</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">ANSI</span><span style="font-family:宋體;font-size:10.5pt;">，英標(biāo)</span><span style="font-family:'Times New Roman';font-size:10.5pt;">BS</span><span style="font-family:宋體;font-size:10.5pt;">，日本</span><span style="font-family:'Times New Roman';font-size:10.5pt;">JIS</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">JPI</span><span style="font-family:宋體;font-size:10.5pt;">等。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> 6</span><span style="font-family:宋體;font-size:10.5pt;">、閥體材質(zhì)：鑄鐵、鑄鋼、不銹鋼、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">304</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">304L</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">316</span><span style="font-family:宋體;font-size:10.5pt;">、</span><span style="font-family:'Times New Roman';font-size:10.5pt;">316L</span><span style="font-family:宋體;font-size:10.5pt;">等。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> </span><span style="font-family:宋體;font-size:10.5pt;">阻火器由一種能夠通過(guò)氣體的具有許多細(xì)小通道或縫隙的固體材料即阻火元件所組成</span><span style="font-family:'Times New Roman';font-size:10.5pt;">,</span><span style="font-family:宋體;font-size:10.5pt;">阻火元件通常有填料、平行板、多空板、金屬絲網(wǎng)等類(lèi)型，對(duì)阻火元件的要**縫隙和通道盡量小，因?yàn)檫@是阻火器原理所要求的。阻火器的原理就是當(dāng)火焰進(jìn)入阻火器后，被阻火元件分成細(xì)小的火焰流，由于傳熱作用，氣體被冷卻，以及所謂的器壁效應(yīng)，使火焰流熄滅，從而達(dá)到阻火目的。具體選擇何種阻火器（阻火元件）應(yīng)根據(jù)氣體的性質(zhì)以及工藝的不同來(lái)選擇合適阻火器。</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><br /> </p> </span>