{"id":3712,"date":"2025-04-27T15:58:34","date_gmt":"2025-04-27T07:58:34","guid":{"rendered":"https:\/\/wanantec.com\/?post_type=product&#038;p=3712"},"modified":"2026-04-28T10:26:14","modified_gmt":"2026-04-28T02:26:14","slug":"%e7%b7%8a%e6%80%a5%e5%a3%93%e5%8a%9b%e7%9c%9f%e7%a9%ba%e6%b4%a9%e5%a3%93%e9%96%a5","status":"publish","type":"product","link":"https:\/\/wanantec.com\/zh\/%e7%94%a2%e5%93%81\/%e7%b7%8a%e6%80%a5%e5%a3%93%e5%8a%9b%e7%9c%9f%e7%a9%ba%e6%b4%a9%e5%a3%93%e9%96%a5\/","title":{"rendered":"\u7dca\u6025\u58d3\u529b\u771f\u7a7a\u6d29\u58d3\u95a5"},"content":{"rendered":"<p>\u6d29\u6f0f\u9060\u4f4e\u65bc API2000 \u6a19\u6e96\uff0c\u4e26\u78ba\u4fdd\u9ad8\u8a2d\u5b9a\u7cbe\u6e96\u5ea6 (\u00b13%) \u3002.<\/p>\n<p>\u9069\u7528\u65bc\u5177\u8150\u8755\u6027\u7684\u74b0\u5883<\/p>\n<p>\u5168\u9762\u52d5\u5de5<\/p>\n<p>\u7d93\u8a8d\u8b49\u7684\u6392\u91cf\u66f2\u7dda<\/p>\n<p>\u6bcf\u53ea 7200 \u578b\u7dca\u6025\u6d29\u58d3\u95a5\u5728\u51fa\u5ee0\u524d\uff0c\u5747\u9808\u901a\u904e\u56b4\u683c\u7684\u6aa2\u9a57\u8207\u6d29\u6f0f\u6e2c\u8a66<\/p>\n<p>\u652f\u63f4 ANSI\u3001DIN \u53ca HGT20592~20635-2009 \u6a19\u6e96\u7684\u6cd5\u862d<\/p>","protected":false},"excerpt":{"rendered":"<div class=\"ace-line ace-line old-record-id-CysRfyDJXdYzHlcHpPYcnByxnth\">This valve is used to handle extreme overpressure and vacuum conditions that cannot be coped with by standard tank vents. When the tank pressure rises sharply to the set pressure due to emergencies such as fires, its hinge cover opens quickly for large-scale pressure relief; after the pressure is eliminated, the hinge mechanism ensures the cover resets accurately. At the same time, when excessive vacuum is generated inside the tank due to operations such as emergency vacuum pumping, the built-in spring-loaded vacuum valve internal part is lifted, and the accumulated vacuum is quickly released. This &#8220;dual-mode&#8221; protection mechanism enables it to not only meet the emergency relief needs caused by fires but also provide high-flow emergency vacuum release.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-JCqKfPpNUduf0AcljedcakJ2nyc\">\u6838\u5fc3\u5ba2\u6236\u50f9\u503c<\/h2>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-SKUXfDxt0dw45bclq9Tc5Z9onEf\" data-list=\"bullet\">\n<div><strong>\u96d9\u91cd\u4fdd\u8b77\u3001\u591a\u529f\u80fd\u95a5<\/strong>: \u5176\u58d3\u529b\u91cb\u653e\u80fd\u529b\u56b4\u683c\u7b26\u5408 API 2000 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