
hing , Iran
An industrial bearing hinge is a high-load, smooth-motion axial connection joint. These hinges are manufactured from hardened CK45 steel with a tensile strength of 700 MPa. The pivot pin diameter is designed between 12 and 50 mm with an h9 dimensional tolerance. Their mechanical efficiency, thanks to rolling bearings, exceeds 95%. The static friction torque is less than 5 Nm for a 20mm diameter. They can provide a static axial load capacity up to 15 kN and radial load up to 25 kN. These hinges often feature NBR rubber seals with an IP65 protection rating. This sealing offers complete resistance against dust and water jets.
The hinge structure comprises an outer housing, pin, rolling bearings, and a sealing system. The bearings are primarily four-point contact ball or cylindrical roller types. Their angular rotation accuracy typically has less than 0.1 degrees of backlash. Hinges for corrosive environments are made from AISI 316L stainless steel or with a dacromet coating. The standard operating temperature range is between -30 and +120 degrees Celsius. The designed service life according to ISO 281 standard often exceeds 100,000 operating hours. These hinges are used in robotics and heavy machinery mechanisms. Their installation typically uses class 12.9 strength bolts with specified torque values.You can order and buy hing from Iran by contacting us through whatsaap and email.
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Key Considerations When Purchasing Hinges
Choosing the right hinge depends on the door type, weight, frequency of use, and installation environment. The hinge material must be compatible with environmental conditions: galvanized steel for humid areas, stainless steel for corrosive environments, and aluminum for lightweight needs. The load capacity of the hinge should be at least 20% greater than the doors weight to prevent bending or failure. The pin type fixed, removable, or with bearings affects durability and smoothness of operation. The hinge dimensions and thickness must match the door and frame thickness. Select hinges suited for standard, heavy, or unusually sized doors. The required number of hinges is determined by the doors height and weight. Quality standard certification such as ISO 9001 and manufacturers warranty are reliability criteria. Testing a sample before bulk purchase is recommended to ensure proper function. After-sales service and access to spare parts are important for specialized hinges.








