Engineered from premium Aluminum 6061, this M20 x 63mm hex head cap screw offers exceptional strength-to-weight ratio and superior corrosion resistance. Ideal for light-duty structural connections where weight and material integrity are critical.
| Standard | ISO 9001 |
| Material | Aluminum 6061 |
| Finish | Plain |
| Grade | N/A |
| Size | M20 |
| Length | 63mm |
| Head Width | 23mm |
Manufactured under strict quality controls, this M20 x 63mm hex head cap screw is precisely machined from Aluminum 6061, a precipitation-hardened alloy renowned for its moderate to high strength, excellent corrosion resistance, and good weldability. The M20 thread conforms to international standards, ensuring compatibility with standard M20 nuts and tapped holes. The nominal head width of 23mm is optimized for standard tooling, facilitating efficient assembly. This material choice makes it ideal for applications requiring lightweight solutions, such as aerospace, automotive components, and marine hardware, where reduced mass without compromising structural integrity is paramount.
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 and alignment. 3. Torque to manufacturer specifications using a calibrated 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 force, leading to thread stripping or fastener fracture. | Always adhere to recommended torque values specific to the application and material being joined. |
| Cross-threading due to improper alignment during initial engagement. | Carefully align the screw with the mating thread and hand-thread for a few turns before applying any tools. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Lightweight structural assemblies in automotive and aerospace, Marine hardware and fittings, Electrical enclosures and equipment mounting.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||