This M18 x 128mm Hex Head Cap Screw, crafted from aerospace-grade Titanium Grade 5, offers exceptional strength-to-weight ratio and superior corrosion resistance. Designed for demanding environments.
| Standard | ASTM A106 |
| Material | Titanium Grade 5 |
| Finish | Passivated |
| Grade | N/A |
| Size | M18 |
| Length | 128mm |
| Head Width | 33mm |
Engineered for reliability and performance, this M18 x 128mm Hex Head Cap Screw is manufactured from Ti-6Al-4V (Grade 5) titanium alloy, renowned for its excellent tensile strength (up to 950 MPa), fatigue resistance, and biocompatibility. The substantial 33mm head width ensures maximum torque transfer during installation and provides a broad bearing surface to prevent fastener embedment. Its lightweight nature and inherent resistance to saltwater, chemicals, and high temperatures make it a critical component in aerospace, marine, medical implants, and high-performance automotive systems where material integrity under extreme stress is paramount.
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 from debris. 2. Apply a small amount of anti-seize compound to the threads if required by the application environment. 3. Tighten the cap screw to the specified torque value using an appropriate calibrated torque wrench, ensuring even pressure distribution.
| 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 |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M18 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M18 | 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 fastener, leading to thread stripping or material fatigue. | Always use a calibrated torque wrench and adhere to the manufacturer's recommended torque specifications for the specific application and mating components. |
| Using incompatible tools, potentially damaging the hex head or slipping during torque application. | Utilize high-quality, correctly sized hex sockets or wrenches designed for high-strength fasteners. Ensure the tool engages fully with the hex head. |
A: This Hex Head Cap Screw, Titanium Grade 5 is manufactured from Titanium Grade 5.
A: Aerospace structural components, Marine hardware and assemblies, Medical device manufacturing, High-performance automotive and motorsport, Chemical processing equipment.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||