18640安全阀/背压阀UPVC塑料泄压阀由令承插连接的功能作用
18640安全阀/背压阀UPVC塑料泄压阀由令承插连接的功能作用18640安全阀/背压阀UPVC/18632安全阀18640背压阀18650塑料UPVC安全阀背压阀/18615安全阀18620背压阀18625UPVC背压阀安全阀/UPVC背压阀/UPVC安全阀/UPVC活接式背压阀/UPVC法兰式背压阀/塑料背压阀18615、18620、18625、18632、18640、18650、18665塑料安全背压阀安装于计量泵的正压排放管路上，防止虹吸现象的发生，消除由于投加点压力波动造成的投加量变化，在现场取下调整螺丝上的保护帽，旋转调整螺丝，借助管路中的压力表可调至所需压力，可通过调节螺丝在0-0.6Mpa范围内设置背压。和脉冲阻尼器配合使用减少水锤对系统的损坏，保持泵的出水口到背压阀有定的恒压，保持系统流速均恒。
背压阀安全阀型号：18615、18620、18625、18632、18640、18650、18665
背压阀安全阀口径：DN15、DN20、DN25、DN32、DN40、DN50、DN65
设定背压范围：0.03-0.6Mpa
http://img61.mtnets.com/5/20220611/637905180996373888281.jpg
安全阀介绍：
隔膜、阀芯由内部弹簧压紧顶住阀座，当系统管路内压力超过预设定的压力时，隔膜、阀芯被顶起，介质泄出至回流管及容器，在现场可通过调节螺丝借助管路中的压力表在0-1.0Mpa范围内设置压力，泄放压力般设置高于系统压力0.1-0.2Mpa，安全阀调压不允许超过计量泵的zui压力，安装一般尽量靠近泵的出口处，泵与安全阀之间不应有任何阀门。保护泵的安全和系统的正常运行。
安全阀型号：18615、18620、18625、18632、18640、18650、18665
安全阀口径：DN15、DN20、DN25、DN32、DN40、DN50、DN65
工作压力：1.0Mpa
设置范围：0.03-1.0Mpa
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UPVC背压阀" src="http://img62.mtnets.com/5/20220611/637905181205762356978.jpg" style="height: 500px; width: 497px;"> 掌握了更高效的操作方法。
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