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.
进口法兰高压球阀特点:
1、进口法兰高压球阀中腔停滞的压力异常超过弹簧的预紧力时,阀座后退脱离球体,达到自动泄压的效果,卸压后阀座自动复位。
2、当万一发生火灾或由于异常升温使阀座密封圈烧损或软化时,在弹簧和介质压力作用下,使支撑圈球面部位和球体形成金属对金属接触,达到暂时密封作用,阻止了火灾进一步扩大,符合API 6FA的规定。
3、进口法兰高压球阀的填料压盖部位密封采用PTFR填料和0形密封圈双重密封圈,特别适用于气体介质,填料装在填料盘内,可随时采用摩擦系统低的新型SF型自润滑滑动轴衬,减低操作力矩。
如果您有需要咨询更详细的产品信息, 欢迎联系授权一级代理商:深圳名阀进出口贸易有限公司
电话:0755-29172950 0755-33165099 手机:13760336133 联系人:黄工
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