This M9x80mm hex head cap screw, crafted from high-strength carbon steel, offers superior load-bearing capacity and resistance to torque. Its robust design ensures reliable performance in critical industrial assemblies.
| Standard | DIN 933 |
| Material | Carbon Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Size | M9 |
| Length | 80mm |
| Head Width | 31mm |
Designed for demanding industrial environments, this M9x80mm carbon steel hex head cap screw features a nominal diameter of M9 and a precise length of 80mm. The substantial 31mm hex head provides ample surface area for torque application, facilitating secure fastening. Manufactured from high-grade carbon steel, it exhibits excellent tensile strength and yield strength, ensuring its suitability for structural applications, heavy machinery, and high-stress assemblies. Its robust construction resists deformation under extreme loads and vibration, making it a dependable choice for critical infrastructure and manufacturing processes.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating threads are clean and free of debris. 2. Align the cap screw with the threaded hole, ensuring a smooth engagement. 3. Tighten the cap screw using an appropriately sized wrench or socket, applying torque gradually to the specified value.
| 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) |
|---|---|---|
| M9 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M9 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size wrench, leading to stripped head or incomplete tightening. | Utilize a wrench or socket that precisely matches the 31mm head width for optimal torque transfer and fastener integrity. |
| Over-tightening the fastener, causing thread damage or material fatigue. | Adhere to recommended torque specifications for the M9 thread size and carbon steel material to prevent overstressing the joint. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy machinery assembly, Structural steel connections, Automotive manufacturing, Industrial equipment 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. | ||||