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长轴截止阀 此类型专用低温截止阀主要用于低温和深冷介质的管路系统,具有开关灵活、密封可靠的特点。 These low-temperature stopping valves are mainly used in pipeline systems with low-temperature and deep cold mediums.featured in its flexible operation and reliable sealing. 主要技术参数 Main technical parameters 公称压力/Nominal pressure:4.0MPa 设计温度/Design temperature:-196℃~+80℃ 适用介质/Applicable medium:LNG 、LO2、LN2、LAr 连接方式/Connection method:承插焊