This M22x78mm hex head cap screw, crafted from robust carbon steel, offers exceptional tensile strength and durability for critical fastening in industrial machinery and structural assembly.
| Standard | ASME B18 |
| Material | Carbon Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M22 |
| Length | 78mm |
| Head Width | 33mm |
Designed for demanding industrial environments, this M22x78mm hex head cap screw is engineered from high-grade carbon steel, providing superior tensile strength and resistance to shear forces. Its M22 nominal diameter, coupled with a 78mm length, ensures deep thread engagement for secure load-bearing applications. The 33mm head width facilitates high torque application with standard tooling. This fastener is ideal for high-stress connections in construction, heavy equipment manufacturing, and infrastructure projects 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 appropriate mating hardware, ensuring compatibility with the M22 thread. 2. Apply a suitable lubricant or anti-seize compound to the threads if required by the application. 3. Tighten the cap screw to the manufacturer's recommended torque specification using a calibrated torque wrench.
| 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) |
|---|---|---|
| M22 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M22 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the screw, leading to thread stripping or material fatigue. | Always use a torque wrench and adhere to specified torque values for the M22 size and material grade. |
| Using the wrong size wrench, causing head damage or incomplete tightening. | Ensure the wrench size precisely matches the 33mm head width of the cap screw. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy machinery assembly, Structural steel connections, Bridge construction.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||