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石油化工管道配件及儲罐附件

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首頁 > 供應產品 > 阻火呼吸人孔
阻火呼吸人孔
單價 600.00 / 臺對比
詢價 暫無
發貨 江蘇南京市付款后3天內
品牌 浦源
規格 DN100
過期 長期有效
更新 2017-10-23 09:54
 
詳細信息
 呼吸人孔、阻火呼吸人孔是安裝在儲罐頂上的安全應急通氣裝置,通常與阻火呼吸閥配套使用,是保護儲罐的安全裝置。在呼吸閥正常工作情況下,阻火呼吸人孔基本保持密封狀態,儲罐處于正常壓力。當呼吸閥正常工作滿足不了因意外原因造成儲罐急劇超壓時,呼吸人孔的泄壓蓋自動頂開,進行緊急泄壓,使罐內壓力保持正常;當罐內壓力急劇減壓或超真空時,吸入閥便開啟急劇吸入大氣,維護罐內正常壓力;當吸入大氣帶有火花、火焰時,阻火層起到“器壁效應”的作用來阻止火焰的通過,以保護儲罐的安全。
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