A precision cylindrical pin that serves as the rotational axis in hinge assemblies, enabling controlled angular movement between connected machine parts.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Length Range | 20-200 mm | |
| Straightness | 0.05 mm per 100 mm | |
| Shear Strength | 400-800 MPa | |
| Surface Finish | Ra 0.4-0.8 μm | |
| Surface Hardness | 45-55 HRC | |
| Diameter Tolerance | ±0.01 mm |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
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Manufacturer profiles associated with Hinge Pin.
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The hinge pin serves as the rotational axis that enables controlled angular movement between connected machine components while maintaining alignment and transferring loads through shear strength.
For corrosive environments, specify stainless steel (304 or 316 grade) or carbon steel with appropriate protective coatings (zinc, chrome, or polymer coatings) based on chemical exposure and temperature conditions.
Common failures include shear fracture from overload, wear-induced diameter reduction, corrosion pitting, and fatigue cracking from cyclic loading. Proper material selection, lubrication, and preventive maintenance mitigate these risks.
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