This M13 x 109mm Hex Head Cap Screw, forged from robust carbon steel, delivers exceptional tensile strength and durability for critical structural and mechanical assemblies.
| Standard | ASTM A106 |
| Material | Carbon Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Size | M13 |
| Length | 109mm |
| Head Width | 8mm |
Precision-manufactured to tight tolerances, this M13 x 109mm carbon steel hex head cap screw features a nominal diameter of M13 and a length of 109mm. The head width is precisely 8mm, ensuring compatibility with standard tooling. Crafted from high-grade carbon steel, it offers superior tensile and shear strength, making it ideal for applications demanding robust load-bearing capabilities. Its inherent hardness and resistance to deformation ensure a secure and long-lasting connection in environments subjected to significant mechanical stress and vibration.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Clean mating surfaces and threads to remove debris and ensure optimal engagement. 2. Insert the cap screw through the assembled components. 3. Tighten the cap screw using an appropriately sized wrench or socket, applying torque according to application specifications to achieve the desired clamping force.
| 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 |
| 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) |
|---|---|---|
| M13 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M13 | 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 size wrench, leading to head stripping. | Always use a wrench or socket that precisely fits the 8mm head width to prevent damage. |
| Overtightening, causing thread damage or component deformation. | Adhere to recommended torque specifications for the application to ensure secure fastening without overstressing components. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy machinery assembly, Structural steel frameworks, Automotive chassis construction.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||