低温闸阀
低温闸阀适用于甲烷、液态天然气、已烯、二氧化碳、液氨、液氧、液氮、液氢等低温介质。
【产品特点】
1、为防止中腔异常升压,在闸板的进口侧设置了泄压孔;
2、根据阀门的工作温度确定阀盖的顶部长度,确保阀桿填料的可靠密封;
3、根据工作温度合理选用填料,垫片等零件的材料;
4、严格控制材料的化学成份及低温冲击韧性等力学性能指标;
5、采用多种配管法兰标准及密封面型式,适用于各种工程需要。
Products and services that meet fluid control requirements
Each process, each facility, and each environmental constraint has its own special requirements. Therefore, Dongyan offers a comprehensive range of products covering different performance levels, pressures, different functions and different materials.
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