This M15x135mm hex head cap screw, crafted from robust carbon steel, offers exceptional strength and reliability. Its precision engineering ensures secure and durable fastening for critical industrial applications.
| Standard | DIN 933 |
| Material | Carbon Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M15 |
| Length | 135mm |
| Head Width | 25mm |
Precision-manufactured to tight tolerances, this M15x15mm hex head cap screw is engineered from high-grade carbon steel, providing superior tensile strength and durability for demanding environments. The M15 thread size and 135mm length offer ample grip and reach for substantial assemblies. With a substantial 25mm head width, it ensures optimal torque transfer during installation and provides a broad bearing surface to prevent material damage. Its robust construction makes it ideal for structural connections, heavy machinery, and applications requiring significant load-bearing capacity.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate torque wrench and socket for the M15 hex head. 2. Ensure the mating threads are clean and free of debris before insertion. 3. Tighten the 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 | DIN 933 |
| 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) |
|---|---|---|
| M15 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M15 | 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 screw, leading to thread stripping or fastener failure. | Always use a calibrated torque wrench and adhere to the specified torque values for the application and material being joined. |
| Using the wrong size socket, which can damage the hex head and result in improper torque application. | Verify the socket size matches the 25mm head width of the cap screw before commencing installation. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy machinery assembly and repair, Structural steel connections, Industrial equipment manufacturing, Bridge and infrastructure 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. | ||||