This M8 x 25mm Hex Head Cap Screw, crafted from Aluminum 6061, offers superior corrosion resistance and a high strength-to-weight ratio. Engineered for demanding industrial environments, it ensures reliable fastening.
| Standard | DIN 933 |
| Material | Aluminum 6061 |
| Finish | Anodized |
| Grade | N/A |
| Size | M8 |
| Length | 25mm |
| Head Width | 20mm |
A proven choice for industrial professionals, this M8 x 25mm Hex Head Cap Screw is manufactured from high-strength Aluminum 6061 alloy. This material provides excellent corrosion resistance, good formability, and a tensile strength of approximately 310 MPa (45 ksi). The nominal thread diameter is M8, with a functional length of 25mm. The hex head offers a substantial bearing surface with a measured width of 20mm, facilitating torque application with standard tooling. Its lightweight nature makes it ideal for applications where weight reduction is critical, such as in aerospace, automotive, and marine components.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Clean mating surfaces thoroughly to remove debris and contaminants. 2. Thread the cap screw by hand to ensure proper alignment and prevent cross-threading. 3. Tighten the cap screw to the recommended torque specification using a calibrated torque wrench, ensuring even pressure distribution.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | DIN 933 |
| Tensile Strength | Standard Commercial Spec |
| Yield Strength | Standard Commercial Spec |
| Hardness | Varies by specific batch |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M8 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M8 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening the aluminum screw, leading to thread stripping or deformation of the mating component. | Always adhere to the specified torque values for Aluminum 6061 fasteners to prevent damage. |
| Using the wrong size wrench or tool, resulting in damage to the hex head or slippage. | Utilize the correct size wrench or socket that precisely fits the 20mm hex head. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Aerospace structural components, Automotive sub-assemblies, Marine hardware and fixtures.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||