<?xml version="1.0" encoding="utf-8"?><rss version="2.0"><channel><title><![CDATA[Ningbo Sanheng Refrigeration Automatic Control Components Co., Ltd. ]]></title><category><![CDATA[Ningbo Sanheng Refrigeration Automatic Control Components Co., Ltd. ]]></category><description><![CDATA[Sanheng is one of the leading manufacturer and supplier in China, specializing in the production of solenoid valve, expansion valve, ball valve, etc. If you are searching for a factory, please consider us. You can rest assured when purchasing products from our factory, as we offer excellent after-sales service and ensure timely delivery.]]></description><link><![CDATA[https://www.sanhengvalves.com]]></link><language>en</language><pubDate>6/8/2026 12:43:50 PM</pubDate><lastBuildDate>6/8/2026 12:43:50 PM</lastBuildDate><item><title><![CDATA[Sanheng Pressure Regulators Application]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1.html]]></link><pubDate><![CDATA[2024-01-31]]></pubDate></item><item><title><![CDATA[Do you have interest to do our own design items? ]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-2.html]]></link><pubDate><![CDATA[2024-02-02]]></pubDate></item><item><title><![CDATA[Are you products standard? ]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-3.html]]></link><pubDate><![CDATA[2024-02-02]]></pubDate></item><item><title><![CDATA[What is the payment terms? ]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-4.html]]></link><pubDate><![CDATA[2024-02-02]]></pubDate></item><item><title><![CDATA[What is your delivery time?  ]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-5.html]]></link><pubDate><![CDATA[2024-02-02]]></pubDate></item><item><title><![CDATA[Sanheng Refrigeration Valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-6.html]]></link><pubDate><![CDATA[2024-02-02]]></pubDate></item><item><title><![CDATA[The 10th Qianghua Refrigeration and Air Conditioning Heat Pump Exhibition]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-7.html]]></link><pubDate><![CDATA[2024-02-02]]></pubDate></item><item><title><![CDATA[What is the function of thermal expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-141.html]]></link><pubDate><![CDATA[2024-02-26]]></pubDate></item><item><title><![CDATA[Introduction of refrigeration units]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-142.html]]></link><pubDate><![CDATA[2024-02-29]]></pubDate></item><item><title><![CDATA[What is the balancing principle of expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-143.html]]></link><pubDate><![CDATA[2024-03-13]]></pubDate></item><item><title><![CDATA[Thermostatic expansion valve adjustment process]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-144.html]]></link><pubDate><![CDATA[2024-03-18]]></pubDate></item><item><title><![CDATA[What are the common valves for refrigeration system?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-221.html]]></link><pubDate><![CDATA[2024-03-21]]></pubDate></item><item><title><![CDATA[Auxiliary components of refrigeration system-Solenoid valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-222.html]]></link><pubDate><![CDATA[2024-03-25]]></pubDate></item><item><title><![CDATA[Cold storage equipment screw compressor characteristics]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-224.html]]></link><pubDate><![CDATA[2024-03-27]]></pubDate></item><item><title><![CDATA[Some points for attention in safe operation of refrigerating valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-225.html]]></link><pubDate><![CDATA[2024-03-30]]></pubDate></item><item><title><![CDATA[Maintenance of refrigeration system]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-226.html]]></link><pubDate><![CDATA[2024-04-02]]></pubDate></item><item><title><![CDATA[What are the common throttling mechanisms of the refrigeration system?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-322.html]]></link><pubDate><![CDATA[2024-04-13]]></pubDate></item><item><title><![CDATA[Air-conditioning heat pump system, four-way valve structure and 4 nozzles, how to switch the system of refrigeration and heating]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-323.html]]></link><pubDate><![CDATA[2024-04-15]]></pubDate></item><item><title><![CDATA[Air conditioning and refrigeration systems, what are the common throttling devices, their principles and characteristics]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-324.html]]></link><pubDate><![CDATA[2024-04-17]]></pubDate></item><item><title><![CDATA[Air conditioning refrigeration system, the function of the liquid mirror, how to check the system through the liquid mirror]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-325.html]]></link><pubDate><![CDATA[2024-04-20]]></pubDate></item><item><title><![CDATA[The Function, Structure And Principle of Three Pressure Regulating Valves in Refrigeration]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-326.html]]></link><pubDate><![CDATA[2024-04-22]]></pubDate></item><item><title><![CDATA[Common trouble reasons and troubleshooting methods of refrigeration solenoid valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-328.html]]></link><pubDate><![CDATA[2024-04-25]]></pubDate></item><item><title><![CDATA[How the Solenoid Valve works?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-329.html]]></link><pubDate><![CDATA[2024-04-26]]></pubDate></item><item><title><![CDATA[How to distinguish normally closed solenoid valve and normally open solenoid valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-330.html]]></link><pubDate><![CDATA[2024-04-27]]></pubDate></item><item><title><![CDATA[General classification and characteristics of solenoid valves]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-331.html]]></link><pubDate><![CDATA[2024-05-07]]></pubDate></item><item><title><![CDATA[What is the structure of a thermal expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-332.html]]></link><pubDate><![CDATA[2024-06-15]]></pubDate></item><item><title><![CDATA[Selection of thermal expansion valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-333.html]]></link><pubDate><![CDATA[2024-07-04]]></pubDate></item><item><title><![CDATA[How to install a thermal expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-542.html]]></link><pubDate><![CDATA[2024-09-04]]></pubDate></item><item><title><![CDATA[How to adjust the opening of the thermal expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-543.html]]></link><pubDate><![CDATA[2024-09-04]]></pubDate></item><item><title><![CDATA[What are the two major types of pressure regulators?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-544.html]]></link><pubDate><![CDATA[2024-09-11]]></pubDate></item><item><title><![CDATA[What is the function of an expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-545.html]]></link><pubDate><![CDATA[2024-09-13]]></pubDate></item><item><title><![CDATA[What is the working principle of the expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-546.html]]></link><pubDate><![CDATA[2024-09-13]]></pubDate></item><item><title><![CDATA[What is the Cost of a Solenoid Valve and How to Save Money on Your Purchase?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-547.html]]></link><pubDate><![CDATA[2024-09-13]]></pubDate></item><item><title><![CDATA[What is the difference between an expansion valve and a capillary tube?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-548.html]]></link><pubDate><![CDATA[2024-09-16]]></pubDate></item><item><title><![CDATA[What are the different types of pressure regulators?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-549.html]]></link><pubDate><![CDATA[2024-09-17]]></pubDate></item><item><title><![CDATA[What are the differences between a ball valve and a gate valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-550.html]]></link><pubDate><![CDATA[2024-09-18]]></pubDate></item><item><title><![CDATA[What Happens When a Solenoid Valve Goes Bad?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-551.html]]></link><pubDate><![CDATA[2024-09-18]]></pubDate></item><item><title><![CDATA[What does an air conditioning expansion valve do?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-552.html]]></link><pubDate><![CDATA[2024-09-18]]></pubDate></item><item><title><![CDATA[What is a compressor?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-553.html]]></link><pubDate><![CDATA[2024-09-19]]></pubDate></item><item><title><![CDATA[What Are the Advantages of Using a Refrigeration Solenoid Valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-554.html]]></link><pubDate><![CDATA[2024-09-20]]></pubDate></item><item><title><![CDATA[What is the Flow Rate Range of a Normally Open Solenoid Valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-555.html]]></link><pubDate><![CDATA[2024-09-23]]></pubDate></item><item><title><![CDATA[What happens when a pressure regulator fails?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-556.html]]></link><pubDate><![CDATA[2024-09-23]]></pubDate></item><item><title><![CDATA[How to replace a faulty solenoid valve in a refrigeration truck?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-557.html]]></link><pubDate><![CDATA[2024-09-24]]></pubDate></item><item><title><![CDATA[How to troubleshoot small flow solenoid valve issues?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-558.html]]></link><pubDate><![CDATA[2024-09-25]]></pubDate></item><item><title><![CDATA[How to Clean a Conditioning Expansion Valve]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-559.html]]></link><pubDate><![CDATA[2024-09-26]]></pubDate></item><item><title><![CDATA[What are the pros and cons of using a thermal expansion valve versus an electronic expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-560.html]]></link><pubDate><![CDATA[2024-09-27]]></pubDate></item><item><title><![CDATA[Can refrigeration be performed without an expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-561.html]]></link><pubDate><![CDATA[2024-09-27]]></pubDate></item><item><title><![CDATA[What is the difference between a condenser and an evaporator?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-is-the-difference-between-a-condenser-and-an-evaporator--76194.html]]></link><pubDate><![CDATA[2024-09-30]]></pubDate></item><item><title><![CDATA[How to Maintain Your Solenoid Valve for Longevity]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-563.html]]></link><pubDate><![CDATA[2024-09-30]]></pubDate></item><item><title><![CDATA[What role do water treatment chemicals play in water-cooled condenser systems?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-role-do-water-treatment-chemicals-play-in-water-cooled-condenser-systems--34419.html]]></link><pubDate><![CDATA[2024-10-01]]></pubDate></item><item><title><![CDATA[What role do insulation materials play in cold storage room parts?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-role-do-insulation-materials-play-in-cold-storage-room-parts--84812.html]]></link><pubDate><![CDATA[2024-10-02]]></pubDate></item><item><title><![CDATA[How to optimize the performance of your refrigeration solenoid valve through proper maintenance and use?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/how-to-optimize-the-performance-of-your-refrigeration-solenoid-valve-through-proper-maintenance-and-use--49361.html]]></link><pubDate><![CDATA[2024-10-03]]></pubDate></item><item><title><![CDATA[How to Install a Condensing Pressure Regulator?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/how-to-install-a-condensing-pressure-regulator--88499.html]]></link><pubDate><![CDATA[2024-10-04]]></pubDate></item><item><title><![CDATA[What Causes Excessive Crankcase Pressure in an Engine?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-causes-excessive-crankcase-pressure-in-an-engine--28215.html]]></link><pubDate><![CDATA[2024-10-07]]></pubDate></item><item><title><![CDATA[What are the environmental benefits of using a Hot Gas Bypass Regulator in HVAC systems?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-are-the-environmental-benefits-of-using-a-hot-gas-bypass-regulator-in-hvac-systems--95338.html]]></link><pubDate><![CDATA[2024-10-08]]></pubDate></item><item><title><![CDATA[What are the cost considerations for purchasing and installing refrigerant ball valves?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-are-the-cost-considerations-for-purchasing-and-installing-refrigerant-ball-valves--49949.html]]></link><pubDate><![CDATA[2024-10-09]]></pubDate></item><item><title><![CDATA[How to Install an Expansion Valve in Your HVAC System]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-571.html]]></link><pubDate><![CDATA[2024-10-09]]></pubDate></item><item><title><![CDATA[What are the reasons for the failure of the thermal expansion valve of the central air-conditioning unit?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-572.html]]></link><pubDate><![CDATA[2024-10-09]]></pubDate></item><item><title><![CDATA[What are the replacement steps and maintenance methods for thermal expansion valves?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-573.html]]></link><pubDate><![CDATA[2024-10-09]]></pubDate></item><item><title><![CDATA[How can ball valve refrigeration systems enhance the sustainability of a facility?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/how-can-ball-valve-refrigeration-systems-enhance-the-sustainability-of-a-facility--29635.html]]></link><pubDate><![CDATA[2024-10-10]]></pubDate></item><item><title><![CDATA[What is the difference between a ball valve and a gate valve for cold storage?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-is-the-difference-between-a-ball-valve-and-a-gate-valve-for-cold-storage--84778.html]]></link><pubDate><![CDATA[2024-10-11]]></pubDate></item><item><title><![CDATA[What is the average price range for a semi-hermetic compressor?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-is-the-average-price-range-for-a-semi-hermetic-compressor--11418.html]]></link><pubDate><![CDATA[2024-10-14]]></pubDate></item><item><title><![CDATA[How do I know if my water pressure regulator is bad?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-577.html]]></link><pubDate><![CDATA[2024-10-15]]></pubDate></item><item><title><![CDATA[What is a Refrigeration Screw Compressor and How Does it Work?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-is-a-refrigeration-screw-compressor-and-how-does-it-work--89553.html]]></link><pubDate><![CDATA[2024-10-21]]></pubDate></item><item><title><![CDATA[What are the symptoms of a bad pressure regulator?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1264.html]]></link><pubDate><![CDATA[2024-10-21]]></pubDate></item><item><title><![CDATA[What is a Refrigeration Viewing Mirror and how does it work?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/what-is-a-refrigeration-viewing-mirror-and-how-does-it-work--22323.html]]></link><pubDate><![CDATA[2024-10-22]]></pubDate></item><item><title><![CDATA[Under what circumstances is it necessary to adjust the thermal expansion valve?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1266.html]]></link><pubDate><![CDATA[2024-11-13]]></pubDate></item><item><title><![CDATA[What are the differences between ball valves and angle valves?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1267.html]]></link><pubDate><![CDATA[2024-12-25]]></pubDate></item><item><title><![CDATA[Where can solenoid valves be used?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1268.html]]></link><pubDate><![CDATA[2025-04-29]]></pubDate></item><item><title><![CDATA[Where can refrigeration semi-hermetic compressors be used?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1383.html]]></link><pubDate><![CDATA[2025-05-08]]></pubDate></item><item><title><![CDATA[What is the application scope of refrigeration screw compressor?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1384.html]]></link><pubDate><![CDATA[2025-05-27]]></pubDate></item><item><title><![CDATA[What is the difference between thread welded refrigeration solenoid valve and other refrigeration solenoid valves?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1385.html]]></link><pubDate><![CDATA[2025-06-16]]></pubDate></item><item><title><![CDATA[In which industries is casing condenser commonly used?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1386.html]]></link><pubDate><![CDATA[2025-07-15]]></pubDate></item><item><title><![CDATA[If the evaporator pressure regulator valve frequently opens and closes or vibrates, what could be the cause?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1463.html]]></link><pubDate><![CDATA[2025-08-21]]></pubDate></item><item><title><![CDATA[Why Choose a Refrigeration Solenoid Valve for Your Cooling System?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1483.html]]></link><pubDate><![CDATA[2025-11-11]]></pubDate></item><item><title><![CDATA[What Is a Pressure Regulator?]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1503.html]]></link><pubDate><![CDATA[2025-12-18]]></pubDate></item><item><title><![CDATA[How Do You Choose the Right Pressure Regulator for Your Application]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1523.html]]></link><pubDate><![CDATA[2026-01-14]]></pubDate></item><item><title><![CDATA[How to Choose the Right Pressure Regulator for Your Application]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1543.html]]></link><pubDate><![CDATA[2026-02-10]]></pubDate></item><item><title><![CDATA[What Is an Electronic Expansion Valve and Why Is It Essential for Modern Refrigeration Systems]]></title><link><![CDATA[https://www.sanhengvalves.com/news-show-1563.html]]></link><pubDate><![CDATA[2026-03-10]]></pubDate></item><item><title><![CDATA[Why Is Choosing the Right Cold Storage Room Door Hinge Critical?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/why-is-choosing-the-right-cold-storage-room-door-hinge-critical.html]]></link><pubDate><![CDATA[2026-03-31]]></pubDate></item><item><title><![CDATA[Why Choose High-speed Refrigeration Solenoid Valve for Efficient Cooling?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/why-choose-high-speed-refrigeration-solenoid-valve-for-efficient-cooling.html]]></link><pubDate><![CDATA[2026-04-08]]></pubDate></item><item><title><![CDATA[How Does a Fast-opening Refrigeration Solenoid Valve Improve Cooling System Performance?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/how-does-a-fast-opening-refrigeration-solenoid-valve-improve-cooling-system-performance.html]]></link><pubDate><![CDATA[2026-04-22]]></pubDate></item><item><title><![CDATA[Why Is Refrigeration Unit Industrial Solenoid Valve Essential for Modern Cooling Systems?]]></title><link><![CDATA[https://www.sanhengvalves.com/news/why-is-refrigeration-unit-industrial-solenoid-valve-essential-for-modern-cooling-systems.html]]></link><pubDate><![CDATA[2026-05-13]]></pubDate></item></channel></rss>