Engineered for demanding environments, this M20x144mm carbon steel hex head cap screw provides superior tensile strength and durability for critical structural connections.
| Standard | DIN 933 |
| Material | Carbon Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M20 |
| Length | 144mm |
| Head Width | 18mm |
Purpose-built for heavy-duty applications, this M20x144mm hex head cap screw features a robust 18mm head width for maximum torque application and secure fastening. Manufactured from high-grade carbon steel, it offers exceptional tensile and shear strength, making it ideal for structural assemblies, machinery mounting, and heavy construction projects where reliability is paramount. Its precise dimensions ensure compatibility with standard M20 tooling and mating components, guaranteeing a precise fit and optimal load distribution for sustained performance under extreme stress.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select appropriate torque wrench and socket size (18mm). 2. Ensure mating surfaces are clean and free of debris. 3. Thread screw into the designated tapped hole or nut, applying consistent torque as per engineering specifications.
| 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) |
|---|---|---|
| M20 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M20 | 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 material fatigue. | Adhere to recommended torque values for the specific application and material being joined. |
| Using the incorrect socket size, which can damage the screw head and compromise torque application. | Always use the specified 18mm socket for M20 hex head cap screws. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy machinery assembly, Structural steel construction, Bridge and infrastructure projects.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||