功能 关断严密 易于维护 可轻松调节 可彻底排气 可用于酸性气体 规格 阀体尺寸和端口连接方式 3/4、1、1-1/2 或 2 NPT 较大入口压力 150 psig / 10.3 bar,包括压升 泄压设定压力范围 5 至 125 psig/0.34 至 8.6 bar 之间的 6 个范围 温度适用范围 -20° 至 150°F / -29° 至 66°C Fisher 1805 Series relief valves are designed for use in farm tap applications where a relief valve is needed between the first-stage and second-stage regulators. 1805 Series relief valves are suitable for natural gas, air, propane, or any medium compatible with the internal valve parts. Relief pressures range from 5 to 125 psig / 0,34 to 8,6 bar. Maximum pressure, including buildup, is 150 psig / 10,3 bar. Features Tight Shutoff Easy Maintenance Simple Adjustment Complete Venting Sour Gas Service Capability Specifications Body Size and End Connection Styles 3/4, 1, 1-1/2, or 2 NPT Maximum Inlet Pressure 150 psig / 10,3 bar, including buildup Relief Set Pressure Ranges 5 to 125 psig / 0,34 to 8,6 bar in six ranges Temperature Capabilities -20 to 150°F / -29 to 66°C Fisher China Guangzhou Honest Gas Equipment Co., LTD. Tel:+86-020-32201622 Mobile phone|weixin:15876552411 E-mail:363495724@