This M8 x 126mm Brass Hex Head Cap Screw offers superior corrosion resistance and excellent electrical conductivity. Its durable brass construction ensures reliable fastening in demanding environments, ideal for aesthetic and functional applications.
| Standard | ASTM A106 |
| Material | Brass |
| Finish | Passivated |
| Grade | N/A |
| Size | M8 |
| Length | 126mm |
| Head Width | 18mm |
Precision-manufactured to tight tolerances, this M8 x 126mm brass hex head cap screw exhibits a nominal diameter of 8mm and a substantial 126mm length, providing ample thread engagement. The head features a 18mm hex width for secure torque application with standard wrenches. Composed of brass alloy, it offers excellent machinability, inherent corrosion resistance, and good ductility, making it suitable for applications where galvanic corrosion is a concern, such as marine environments, electrical connectors, and decorative fixtures. The M8 thread pitch ensures compatibility with standard M8 nuts and tapped holes.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench or socket size (18mm for this screw). 2. Insert the screw into the pre-drilled or tapped hole. 3. Tighten the screw progressively, ensuring it remains perpendicular to the mating surface. 4. Apply torque according to the application's requirements, avoiding overtightening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASTM A106 |
| Tensile Strength | Standard Commercial Spec |
| Yield Strength | Standard Commercial Spec |
| Hardness | Varies by specific batch |
| Copper (Cu) | 60.0 - 63.0% |
| Zinc (Zn) | Balance |
| Lead (Pb) | 2.5 - 3.7% |
| 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 |
|---|---|
| Using the wrong tool size, leading to stripped hex heads. | Always use a correctly sized 18mm hex wrench or socket for proper engagement and torque application. |
| Overtightening, which can damage the brass material or the mating components. | Apply only the necessary torque specified by the application design to avoid material deformation or failure. |
| Using in environments where excessive mechanical stress is present without proper load calculations. | Ensure the brass material's tensile strength is adequate for the intended load; consider alternative materials for high-stress applications. |
A: This Hex Head Cap Screw, Brass is manufactured from Brass.
A: Marine hardware and fittings, Electrical connectors and grounding points, Decorative architectural elements.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||