This M12 x 126mm Hex Head Cap Screw, constructed from durable carbon steel, offers robust fastening solutions. Featuring a 30mm head width, it ensures secure and reliable connections in demanding industrial environments.
| Standard | ASME B18 |
| Material | Carbon Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M12 |
| Length | 126mm |
| Head Width | 30mm |
Engineered for reliability and performance, this M12 x 126mm hex head cap screw is manufactured from high-grade carbon steel, providing exceptional tensile strength and shear resistance. The 30mm hex head width allows for optimal torque application with standard tooling, ensuring secure and precise assembly. Its robust construction makes it ideal for structural applications, machinery mounting, and general industrial fastening where consistent performance and durability are paramount. The material's inherent hardness and toughness contribute to its longevity under load and environmental stress.
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 from debris. 2. Insert the cap screw through the assembled components. 3. Tighten the cap screw to the specified torque using an appropriate wrench or socket, ensuring a secure and stable joint.
| 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 |
| Carbon (C) | 0.28 - 0.55% |
| Manganese (Mn) | 0.60 - 0.90% |
| Phosphorus (P) | 0.04% max |
| Sulfur (S) | 0.05% max |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M12 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M12 | 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-tightening the cap screw, which can lead to thread stripping or component damage. | Always adhere to the recommended torque specifications for the application and material being joined. |
| Using a cap screw that is too short or too long for the application, compromising joint integrity. | Select a cap screw with the correct length to ensure proper engagement of the mating threads and adequate clamping force. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Machinery assembly and repair, Structural steel connections, Automotive component fastening.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||