The T&P valve shall be a Watts Regulator Company Series 40, 140, 240 or 340.
这些温度压力安全阀应该是美国瓦茨公司系列40， 140， 240或340温度压力安全阀。
Imported from Italian COSTER valve with big cover, flabelliform fog-spray, good handle with no jam, nozzle P, D, R is commutative, meeting with the different testing requirements.
引进原装意大利COSTER大盖嘴阀门，雾状呈扇形、不堵、手感好，P、D、R喷嘴可互换，以达到不同检测喷雾要求。
The structure and the working principle of electronic-hydraulic valve are analysed and the P-I (Pressure-Control current)characteristic equation of electronic-hydraulic valve is derived.
通过对电液阀结构与工作原理的分析，导出了电液阀的p—I（压力—控制电流）特性方程式。
The results show that P/M valve seats using this technology has high density and high carbon content , and their microstructure are martensite , bainite and network carbide.
结果表明，采用该工艺可获得高密度、高碳含量、具有马氏体、贝氏体和网状碳化物组织的粉末冶金气门座。
Depending on the pressure p, the leakage rate through the valve is approximately 0 to 6 in3 min.
根据不同的压力P，通过阀门的泄漏率约为0六立方英寸分钟。
E/P Positioner, P/P Positioner, Air-set, Booster relay, Air-valve, Limit switch, Solenoid valve, Lock-valve, Speed controller, Position transmitter, etc.
定位器、P/P定位器、空气过滤减压阀、气动加速器、气控阀、限位开关、电磁阀、闭锁阀、速度控制器、阀位传送器等。
E/P Positioner, P/P Positioner, Air-set, Booster relay, Air-valve, Limit switch, Solenoid valve, Lock-valve, Speed controller, Position transmitter, etc.
定位器、P/P定位器、空气过滤减压阀、气动加速器、气控阀、限位开关、电磁阀、闭锁阀、速度控制器、阀位传送器等。
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