When a ball valve is closed in periods of inactivity, the bleach will decompose over time liberating oxygen gas.
当球阀在不工作期间关闭，经过一段时间，漂白剂将分解并释放出氧气。
Gas pressure may slowly build in the closed valve cavity, or quite rapidly in the reactive case. There are confirmed reports of ball valve structural failures.
气体压力可能会在封闭的阀腔内慢慢积累，或者在反应情况下相当迅速地积累，这是就极可能产生阀门故障。
Company specializing in the production "Huangjia" brand brass ball valve, gate valve, globe valve, check valve, filters, gas valves and pipe fittings and other products.
公司专业生产“皇家”牌铜球阀、闸阀、截止阀、止回阀、过滤器、煤气阀门和管道配件等系列产品。
Ball valve fully open, the flow resistance is very small, almost zero, so the ball valve diameter is widely used in petroleum and natural gas pipelines because the pipeline cleaning easy.
球阀在完全开启时，流阻很小，几乎等于零，因此等径球阀广泛应用于石油天然气管线中，因为容易清扫管线。
Fully welded ball valve is widely used in natural gas, oil, heat, chemical and thermoelectric pipeline network and other long-distance pipeline fields.
全焊接球阀广泛应用于天然气、石油、供热、化工及热电管网等长输管线领域。
Full welding of the ball valve body can be directly buried in the ground, so that in case the valve from erosion, the maximum service life of up to 30 years, oil, natural gas pipeline valve ideal.
全焊接阀体的球阀，可以直埋于地下，使阀门内件不受侵蚀，最高使用寿命可达30年，是石油、天然气管线最理想的阀门。
The valve for front stove of the piping fuel gas has the security ball valve and the security magnetic switch, which has security and protective function basically consistent with JA8000 safety valve.
安保磁力开关是管道燃气的灶前阀，它所具备的安防功能基本上与JA8000安全阀一致。
The invention aims to develop the sulfur hexafluoride gas controllable multi-pass ball valve group.
本发明的目的是研制一种六氟化硫气体可控式多通球阀组。
Its wind capacity from the ball valve to regulate the gas supply made possible Roots blower.
其风量由球阀来调节，气源由罗茨风机供给。
The utility model technical proposal also comprises a water level floating ball valve connected with the water inlet pipe is arranged in the gas removing tank;
本实用新型的技术方案还包括：在脱气罐内与进水管相连接设置有水位浮球阀；
The utility model technical proposal also comprises a water level floating ball valve connected with the water inlet pipe is arranged in the gas removing tank;
本实用新型的技术方案还包括：在脱气罐内与进水管相连接设置有水位浮球阀；
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