This robust M13 x 127mm hex head cap screw, crafted from high-grade carbon steel, offers superior tensile strength and durability for critical structural and mechanical assemblies.
| Standard | ISO 9001 |
| Material | Carbon Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M13 |
| Length | 127mm |
| Head Width | 34mm |
Built to exacting engineering tolerances, this M13 x 127mm hex head cap screw features a nominal diameter of 13mm and a substantial 127mm length. The forged carbon steel construction provides excellent mechanical properties, including high tensile and yield strength, making it suitable for load-bearing applications. The 34mm hexagonal head ensures ample surface area for torque application with standard tooling, facilitating secure and reliable fastening in industrial machinery, construction, and heavy equipment.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating surfaces are clean and free of debris. 2. Thread the cap screw into the corresponding tapped hole or nut until hand-tight. 3. Utilize a calibrated torque wrench to tighten the cap screw to the manufacturer's recommended torque specification for the application.
| 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 |
| 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 | Excellent |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size wrench, leading to head stripping. | Always use a wrench that correctly fits the 34mm hex head to prevent damage and ensure proper torque application. |
| Over-tightening, causing thread damage or material fatigue. | Adhere to specified torque values; consult engineering drawings or torque charts for the correct setting. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Structural steel connections, Heavy machinery assembly, Automotive and aerospace components.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||