This M8x12mm Hex Head Cap Screw, crafted from robust carbon steel, is engineered for superior strength and reliable fastening in critical assemblies. Its precise dimensions ensure optimal performance.
| Standard | ASME B18 |
| Material | Carbon Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M8 |
| Length | 12mm |
| Head Width | 20mm |
Specified by design engineers worldwide, this M8x12mm Hex Head Cap Screw features a nominal diameter of M8 and a length of 12mm. The head has a measured width of 20mm, providing ample leverage for torque application. Manufactured from high-grade carbon steel, it offers excellent tensile strength and durability, making it suitable for applications requiring significant load-bearing capacity. Its standard hex head design ensures compatibility with common wrenching tools for efficient installation and maintenance. Ideal for structural components, machinery, and equipment assembly where reliability is paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench size (20mm for this M8 screw). 2. Align the screw with the pre-tapped hole or mating component. 3. Apply steady torque until the desired clamping force is achieved, avoiding over-tightening.
| 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) |
|---|---|---|
| M8 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M8 | 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 stripped head cam-out. | Always use a wrench that precisely matches the 20mm hex head width. |
| Over-tightening the screw, which can cause thread stripping or component damage. | Apply torque judiciously. Refer to design specifications for recommended torque values if available. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Industrial Machinery Assembly, Structural Steel Connections, Automotive Component Fastening.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||