Metric Coiled Spring Pins Technical Specifications
| Parameter | Specification |
|---|---|
| Applicable Standards | ISO 8748 / ISO 8750 / ISO 8751 |
| Duty Classification | Heavy Duty / Standard Duty / Light Duty |
| Material | Spring Steel / Stainless Steel |
| Diameter | Metric Sizes |
| Length | Standard & Custom Lengths |
| Body Configuration | Multi-Turn Coiled Body |
| Installation Method | Press-Fit |
| Hardness | According to Material & Standard |
| Surface Treatment | Protective Lubrication / Electroplating / Phosphating / Coating |
| Hydrogen Embrittlement Relief | Available for Applicable Electroplated or Coated Products |
| Customization | Diameter / Length / Tolerance / Material / Surface Treatment |
| Packaging | Bulk / Box / Customer-Specified Packaging |
Engineering Performance
The multi-coil elastic structure is engineered to deliver consistent and reliable fastening performance in demanding mechanical systems. By allowing controlled radial compression and recovery, the design ensures stable engagement with the hole wall even under continuous operational stress.
Stable Fastening Under Vibration
The elastic coil structure maintains constant radial force, ensuring secure retention in high-vibration and moving assemblies without loosening over time.
Continuous Radial Pressure Design
Provides uniform contact pressure along the full length of the pin, improving load distribution and maintaining long-term assembly stability.
High Resistance to Dynamic and Shock Loads
Performs reliably under cyclic loading, impact forces, and repeated motion, making it suitable for demanding industrial environments.
Reduced Risk of Mechanical Failure
By minimizing stress concentration and accommodating micro-movements, it helps reduce wear on mating components and extends overall assembly service life.
Coiled Spring Pin Custom Solutions
We provide flexible OEM and custom manufacturing services to meet different engineering and industrial application requirements. Products can be produced according to drawings, samples, or specific technical parameters, ensuring accurate fit and stable performance in real working conditions.
Custom Dimensions & Specifications
Support customized diameter, length, and tolerance to match different assembly and design requirements.
Material & Surface Options
Multiple material grades and surface treatments available based on strength, corrosion resistance, and application environment.
Drawing-Based Manufacturing
Full support for OEM and non-standard production based on customer technical drawings or samples.
Bulk Production Capability
Stable mass production capacity ensures consistent quality and reliable supply for long-term industrial projects.
Metric Coiled Spring Pins manufacturer
We operate a fully controlled production system designed to ensure stable output and consistent quality for industrial fastener applications. Every stage of manufacturing is closely managed to meet the requirements of precision and reliability in large-scale production.
Integrated Production Workflow
From forming to heat treatment and finishing, all processes are internally coordinated to maintain stable product performance.
Process-Controlled Quality Stability
Key parameters such as hardness, elasticity, and dimensional accuracy are monitored to ensure uniform results across production batches.
Scalable OEM Production System
Flexible production capacity supports both small trial orders and large-volume OEM manufacturing projects.
Dependable Supply Assurance
Structured production planning ensures steady delivery performance and long-term supply reliability for industrial customers.
Coiled Spring Pins Applications
Coiled spring pins are widely used in mechanical assemblies that require secure positioning, vibration resistance, and reliable performance under continuous operation and load conditions.
Automotive systems – Used in engine components, transmission systems, and chassis assemblies to ensure stable fastening under vibration and dynamic loads.
Industrial machinery – Applied in mechanical equipment and production systems for reliable alignment, positioning, and long-term operational stability.
Automation equipment – Suitable for fixtures, precision devices, and automated assembly systems requiring consistent and repeatable fastening performance.
Heavy-duty engineering equipment – Used in construction machinery and power transmission systems where components are exposed to shock, vibration, and cyclic loading.
FAQ
Can these pins be used in high-load or shock environments?
Yes, they are designed to maintain stable performance under impact, vibration, and cyclic loading conditions.
Do you support non-standard or custom specifications?
Yes, we can produce customized sizes and specifications based on drawings or technical requirements.
What factors should be considered when selecting the right type?
Load conditions, environment, hole size, and required service life are key selection factors.
Can they help reduce production costs?
Yes, they reduce machining requirements and simplify assembly, helping lower overall production costs.
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