A72W型 真空负压安全阀

A72W型真空负压安全阀适用于温度≤200℃的负压系统，当容器内负压超过允许值时，该阀自动开启，吸入空气；当容器内负压达到允许值时，该阀自动关闭，从而保护设备及系统。

A72W型真空负压安全阀

产品型号：A72W-10P/10R

A72W型真空负压安全适用于温度≤200℃的负压系统，当容器内负压超过允许值时，该阀自动开启，吸入空气；当容器内负压达到允许值时，A72W型真空负压安全该阀自动关闭，从而保护设备及系统。安装在正常非负压系统，当容器和系统的放散阀未打开，产生负压时，此阀自动开启。

A72W型真空负压安全主要零部件材料： NO. 零件名称 A72W-P材料 A72W-R材料 1 阀体 ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti 2 阀座 1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti 3 调节圈 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 4 阀盖 ZG1Cr18Ni9Ti 1Cr18Ni9Ti 5 阀杆 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 6 弹簧 50CrVA 50CrVA包覆氟塑料 工作温度 ≤200℃ 适用介质 A72W-10P适用于硝酸类介质 A72W-10R适用于醋酸类介质

A72W型真空负压安全外形尺寸和连接尺寸： 公称通径 尺寸 D D1 D2 Z-ød b f1 H 15 95 65 45 4-14 14 2 110 20 105 75 55 4-14 16 2 130 25 115 85 65 4-14 16 2 150 32 140 100 78 4-18 18 2 180 40 150 110 85 4-18 18 3 200 50 165 125 100 4-18 20 3 221 80 200 160 135 4-18 22 3 245 100 220 180 155 8-18 22 3 253 125 250 210 185 8-18 24 3 280 150 285 240 210 8-23 24 3 329 200 340 295 265 8-23 26 3 377 250 395 350 320 12-23 28 3 440

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双联弹簧式安全阀" href="http://www.yroke-v.com/yrokev-Products-100127/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	双联弹簧式安全阀" href="http://www.yroke-v.com/yrokev-Products-100127/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">A43H、A37H型 双联弹簧式安全阀	A38Y、A43H、A37H型双联安全阀本阀门适用于工作温度≤350℃的蒸汽、水等介质的设备和管路上。作为超压保护装置。连接法兰标准按JB/T......94的系列1
双杠杆安全阀" href="http://www.yroke-v.com/yrokev-Products-100126/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	双杠杆安全阀" href="http://www.yroke-v.com/yrokev-Products-100126/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">GA44H型 双杠杆安全阀	GA44H型安全阀适用于温度≤450℃的电站锅炉和压力容器上，防止压力超过允许zui高值，介质可为蒸汽、空气。
全启式超高压安全阀" href="http://www.yroke-v.com/yrokev-Products-100125/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	全启式超高压安全阀" href="http://www.yroke-v.com/yrokev-Products-100125/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">A42Y-1000型 全启式超高压安全阀	A42Y-1000型全启式超高压安全阀适用于工作温度≤200℃的水、非腐蚀性油品等介质的设备和管路上，作为超压保护装置。
平行式安全回流阀" href="http://www.yroke-v.com/yrokev-Products-100123/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	平行式安全回流阀" href="http://www.yroke-v.com/yrokev-Products-100123/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">AHN42F-P18C型 平行式安全回流阀	AHN42F-P18C型平行式安全回流阀本阀门安装于液化石油气站罐泵出口的液相回流管道上，当泵前压力超过规定值时，阀门自动开启并起安全回流作用，保证设备和管路的安全运行。
脉冲式安全阀" href="http://www.yroke-v.com/yrokev-Products-100120/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	脉冲式安全阀" href="http://www.yroke-v.com/yrokev-Products-100120/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">GA49H、A49H型 脉冲式安全阀	GA49H、A49H型脉冲式安全阀主要用于电站锅炉、压力容器、减温减压装置等设备，防止压力超过允许zui高压力值，保证设备安全运行。
空压机安全阀" href="http://www.yroke-v.com/yrokev-Products-100117/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	空压机安全阀" href="http://www.yroke-v.com/yrokev-Products-100117/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">AQ-20型 空压机安全阀	AQ-20型空压机安全阀本阀门适用于工作温度≤200℃的空气，系空压机安全阀，当设备内压力超过允许值时，阀门自动开启，继而全量排放，当压力降低到规定值时，阀门自动关闭，保证设备安全运行。
高温高压安全阀" href="http://www.yroke-v.com/yrokev-Products-100116/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	高温高压安全阀" href="http://www.yroke-v.com/yrokev-Products-100116/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">YFA48Y-16C/40I/64V/100V 高温高压安全阀	YFA48Y-16C/40I/64V/100V高温高压安全阀本阀门适用于工作温度“C型”≤425℃；“I型”≤500℃；“V型”≤500℃；的蒸汽等介质设备或管路上，作为超压保护装置。连接法兰标准按JB/T……94系列1、系列2。
弹簧微启式外螺纹安全阀" href="http://www.yroke-v.com/yrokev-Products-100114/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	弹簧微启式外螺纹安全阀" href="http://www.yroke-v.com/yrokev-Products-100114/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">A21F/H/Y型 弹簧微启式外螺纹安全阀	A21F、A21H-C型适用于工作温度≤200℃的空气、氨、石油气……等介质的设备或管路上。A21F-16C、A21H-16C、A21W-16P、A21Y-16R
主安全阀" href="http://www.yroke-v.com/yrokev-Products-100113/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">	主安全阀" href="http://www.yroke-v.com/yrokev-Products-100113/" target="_blank" removechild="function MyRC(arg1){var self = this;if (self.removeAttribute)self.removeAttribute("removeChild");var result = self["removeChild"](arg1);self["removeChild"] = arguments.callee; /＊Finally restore the Override Function＊/if(arg1.clearAttributes)arg1.clearAttributes();if(arg1.onclick)arg1.onclick=null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmouseleave)arg1.onmouseleave=null;return result;}">F2-250/400型 主安全阀	F2-250/400主安全阀用途： 　　F2-250/400主安全阀和冲量安全阀GA49H-16C DN40/50配套使用于电站汽轮机的管线上.当管线压力超过允许值时,冲量安全阀先开启,主阀随之开启;压力降至安全值时,冲量关闭,主安全阀同步关闭,对管线和汽轮机起到安全保护作用。 该阀适用温度：≤425℃