Engineered for demanding environments, this M20 x 20mm hex head cap screw is crafted from premium Aluminum 6061. Offering a superior strength-to-weight ratio and excellent corrosion resistance, it ensures reliable fastening in critical applications.
| Standard | ISO 9001 |
| Material | Aluminum 6061 |
| Finish | Passivated |
| Grade | N/A |
| Size | M20 |
| Length | 20mm |
| Head Width | 33mm |
Manufactured under strict quality controls, this M20 x 20mm hex head cap screw utilizes Aluminum 6061 alloy, known for its excellent strength, machinability, and corrosion resistance, especially in marine and aerospace environments. The material's T6 temper ensures optimal mechanical properties. With a head width of 33mm, it provides ample surface area for torque application and load distribution. This fastener is designed for applications where weight reduction and durability are paramount, such as in structural components, automotive assemblies, and precision machinery.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating threads are clean and free of debris. 2. Hand-thread the screw to confirm proper engagement. 3. Tighten to the recommended torque specification using an appropriate wrench, avoiding over-tightening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ISO 9001 |
| 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) |
|---|---|---|
| M20 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M20 | 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 excessive torque, which can strip threads or damage the fastener. | Refer to torque charts for Aluminum 6061 fasteners and use a calibrated torque wrench. |
| Cross-threading the fastener, leading to damaged threads on both the screw and the mating component. | Start all fasteners by hand to ensure they are threading correctly before applying any tools. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Aerospace structural components, Automotive chassis and body assemblies, Marine hardware and fittings.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||