Engineered for demanding applications, this M19x81mm Aluminum 6061 Hex Head Cap Screw offers superior corrosion resistance and a high strength-to-weight ratio. Its robust design ensures reliable fastening in critical assemblies.
| Standard | ASME B18 |
| Material | Aluminum 6061 |
| Finish | Anodized |
| Grade | N/A |
| Size | M19 |
| Length | 81mm |
| Head Width | 20mm |
A high-performance industrial component, this M19x81mm Hex Head Cap Screw is precision-manufactured from Aluminum 6061. This alloy provides excellent mechanical properties, including a high yield strength and good ductility, coupled with superior corrosion resistance, making it ideal for environments prone to oxidation or chemical attack. The M19 nominal diameter and 81mm length, combined with a 20mm head width, ensure robust load distribution and secure clamping in structural applications. Its lightweight nature makes it a preferred choice for weight-sensitive industries.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure the mating threads are clean and free of debris. 2. Hand-thread the cap screw to verify alignment and prevent cross-threading. 3. Utilize appropriate torque specifications for Aluminum 6061, employing a calibrated torque wrench to achieve the desired clamp load without over-stressing the material.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASME B18 |
| 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) |
|---|---|---|
| M19 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M19 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-torquing the screw, leading to thread stripping or material deformation. | Always adhere to recommended torque values for Aluminum 6061 and use a calibrated torque wrench. |
| Using the wrong tool for installation, potentially damaging the hex head. | Employ a properly sized hex socket or wrench that fits the head width (20mm) precisely. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Aerospace structural components, Automotive chassis and sub-assemblies, Marine hardware and fixtures, Lightweight industrial machinery.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||