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HAINAR Hydraulics CO., Ltd. commenced manufacturing hydraulics hose fittings, adapters and hydraulic hose assembly in 2007, Our product range and main product line is for High-pressure hydraulic fittings and hose assembly.

After 14 years develop, HAINAR Hydraulics got a good reputation in domestic customer and oversea customers. We supply the hydraulic high-pressure hose assembly and fittings to machinery factory in domestic market. Such like injection molding machine, Construction machinery, mining machinery and drilling machine Fishing Equipment for ship etc. Now we have 40% of our hydraulic hose fittings, adapters and hydraulic quick couplings are exported to Western Europe, Eastern Europe, North American, South American and South East Asia.

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  • Hydraulic Hose Assembly Classifications: Understanding Pressure Ratings and Connection Methods *For Immediate Release*

    Hydraulic hose assemblies – the critical links formed by combining flexible hose and metal fittings – are fundamental to power transmission in countless industrial and mobile applications. Understanding their classification, primarily by working pressure range and connection method, is vital for system safety and performance.  Classification by Working Pressure Range 1. Low Pressure (Below 3 MPa / ~435 PSI):Primarily utilizes hoses reinforced with fabric (cotton/fiber) braids. Common applications include control circuits, automotive brake lines, and some hydraulic machine tools. 2. Medium P...

  • Analyzing Thermoplastic Hose Ends from Industry Leaders

    Thermoplastic hose ends play a crucial role in countless industries, including those that utilize paint sprayer hose and fittings. They’re the unsung heroes of efficient fluid transfer systems, especially in high-demand sectors like construction, agriculture, and manufacturing. Why are they so essential? For starters, they’re lightweight, durable, and chemically resistant—qualities that make them a superior choice over traditional rubber hoses. Industries also favor them for their environmental benefits and flexibility. Recent trends show a shift toward thermoplastic options due to advance...

  • Effective Ways to Prevent Wear on Stainless Steel Hose Stems

    Stainless steel hose stems play a vital role in ensuring smooth operations across industries. Preventing wear on these components enhances their performance and reduces the risk of costly replacements. Proper maintenance not only extends their lifespan but also safeguards their structural integrity. For professionals relying on stainless steel swivel hose fittings, consistent care ensures reliability under demanding conditions. By prioritizing upkeep, users can enjoy durable stainless steel swivel fittings that meet their needs without fail. A proactive approach keeps these essential tools...

  • What Are Hydraulic Hose Fittings and Why Are They Important

    Hydraulic hose fittings are crucial components in hydraulic systems, serving to connect hoses to pumps, valves, cylinders, and other parts, ensuring seamless fluid flow. These hose fittings are essential for maintaining system efficiency by preventing leaks and interruptions. A well-chosen hydraulic hose fitting plays a vital role in ensuring safety and reliability, especially in high-pressure environments. Selecting the right hydraulic fittings can significantly enhance the performance of a system. Without secure hydraulic hose fittings, hydraulic systems would face challenges in operatin...

  • Top Hydraulic Hose Fittings for High-Pressure Applications in 2025

    Choosing the right hydraulic hose fittings is crucial for high-pressure systems. Leaks and failures can waste millions of gallons of hydraulic fluid annually, costing tens of thousands of dollars per system. Beyond the financial hit, unplanned downtime disrupts operations and increases maintenance expenses. Regular inspections and using fittings that meet SAE J517 or EN standards can prevent these issues. For instance, a mining operation improved reliability by redesigning hose layouts and adding abrasion sleeves, tripling hose life. The right fittings not only enhance safety but also help...