S-90236A116 M2.5 x 20 mm ISO 14581 Alloy Steel Torx Flat Head Screws
Alloy Steel Torx Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated alloy steel construction, extending service life in demanding environments.
- High tensile strength (Class 8.8) ensures reliable performance under substantial loads and vibrations.
- Precise Torx T8 drive minimizes cam-out risk, providing secure installation and reducing tool wear.
- Fully threaded design offers consistent clamping force along the entire 20mm length for uniform fastening.
- Standard 90° countersink angle allows for a flush, professional finish in pre-drilled applications.
- Coarse thread spacing (0.45mm pitch) enables quick assembly and strong holding power in various materials.
- Compliance with ISO 14581, RoHS 3, and REACH guarantees adherence to international quality and safety standards.
Professional Applications & Engineering Value
These M2.5 metric flat head screws are engineered to address common industrial challenges such as component loosening and material fatigue. The zinc-plated alloy steel provides excellent protection against rust and corrosion, making them ideal for machinery, automotive assemblies, and electronic enclosures exposed to harsh conditions. The Torx drive style ensures high torque transmission without stripping, while the Class 8.8 strength and Rockwell C22 hardness deliver dependable performance in high-stress applications. Fully threaded and with a coarse thread spacing, they facilitate rapid installation and maintain secure connections, reducing maintenance needs and downtime in production lines.
Specification Summary & Compliance
This screw features a M2.5 thread size with a 0.45mm pitch and Class 6h thread fit for precise dimensional accuracy. It is manufactured to meet ISO 14581 standards, ensuring consistent quality and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial and consumer products without hazardous substances.