This M8x30mm hex head cap screw, crafted from robust carbon steel, ensures secure and dependable fastening. Featuring a 32mm head width, it's engineered for high-torque applications in demanding industrial environments.
| Standard | ASTM A106 |
| Material | Carbon Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M8 |
| Length | 30mm |
| Head Width | 32mm |
Engineered for reliability and performance, this M8x30mm hex head cap screw is manufactured from high-grade carbon steel, providing superior tensile strength and shear resistance. The M8 nominal diameter and 30mm effective length are precisely controlled, ensuring consistent thread engagement. Its 32mm hex head width accommodates standard tooling for efficient assembly and disassembly, facilitating high torque application without cam-out. The inherent hardness and durability of carbon steel make it suitable for static and dynamic load-bearing connections across a wide temperature range, resisting deformation under stress. This makes it an ideal fastener for machinery, structural frameworks, and general industrial assembly where long-term integrity 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 M8 threaded hole and ensure it is clean and free of debris. 2. Insert the cap screw, ensuring proper thread alignment by hand before applying torque. 3. Tighten the screw to the recommended torque specification using a calibrated wrench, ensuring the 32mm hex head is securely engaged.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASTM A106 |
| 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 | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the screw beyond its yield strength. | Always adhere to the manufacturer's recommended torque values for the specific application to prevent thread stripping or bolt failure. |
| Using an incorrectly sized wrench on the 32mm hex head. | Employ a properly sized wrench or socket to ensure full contact with the hex head, preventing damage and enabling effective torque application. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Machinery and Equipment Assembly, Structural Steel Connections, 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. | ||||