High pressure ball valve, one-piece high-pressure forged valve body, in Class 150 ~ 2500LB Operating Temperature -28 to 300 ° C in the petroleum, chemical, fire station and other conditions of the pipeline, its safety, resistance to harsh environments such as design have been special consideration, suitable medium: water, steam, oil, nitric acid, acetic acid, urea and other corrosive and strong oxidizing medium. The mode of operation: manual, pneumatic, electric, hydraulic and gas-liquid interaction.
進口法蘭高壓球閥特點:
1、進口法蘭高壓球閥中腔停滯的壓力異常超過彈簧的預緊力時,閥座后退脫離球體,達到自動泄壓的效果,卸壓后閥座自動復位。
2、當萬一發生火災或由于異常升溫使閥座密封圈燒損或軟化時,在彈簧和介質壓力作用下,使支撐圈球面部位和球體形成金屬對金屬接觸,達到暫時密封作用,阻止了火災進一步擴大,符合API 6FA的規定。
3、進口法蘭高壓球閥的填料壓蓋部位密封采用PTFR填料和0形密封圈雙重密封圈,特別適用于氣體介質,填料裝在填料盤內,可隨時采用摩擦系統低的新型SF型自潤滑滑動軸襯,減低操作力矩。
如果您有需要咨詢更詳細的產品信息, 歡迎聯系授權一級代理商:深圳名閥進出口貿易有限公司
電話:0755-29172950 0755-33165099 手機:13760336133 聯系人:黃工
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