This M13 x 111mm hex head cap screw, crafted from high-strength carbon steel, offers superior durability and load-bearing capacity for critical fastening applications.
| Standard | ASME B18 |
| Material | Carbon Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Size | M13 |
| Length | 111mm |
| Head Width | 20mm |
Trusted by engineers across multiple sectors, this M13 x 111mm hex head cap screw is manufactured from premium carbon steel, renowned for its high tensile strength and robust performance under stress. The M13 thread provides a secure, reliable connection for medium to heavy-duty applications, while the 111mm length allows for accommodating thicker materials or extended reach. The 20mm hex head ensures excellent torque transfer for secure tightening, making it ideal for machinery assembly, structural frameworks, and equipment manufacturing where consistent performance is paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure the threaded hole or nut is clean and free of debris. 2. Insert the cap screw, aligning threads carefully. 3. Tighten the screw using an appropriate hex wrench or socket, applying controlled torque to the specified level.
| 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) |
|---|---|---|
| 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 |
|---|---|
| Over-tightening, leading to thread stripping or bolt fracture. | Utilize a torque wrench to adhere to recommended torque specifications for the bolt size and material. |
| Using the wrong size wrench, causing head damage and improper tightening. | Always select a hex wrench or socket that precisely fits the 20mm head width for optimal grip and torque application. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy machinery assembly, Structural steel connections, Automotive component mounting.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||