Engineered from high-performance Titanium Grade 5, this M21x100 hex head cap screw offers exceptional strength-to-weight ratio and superior corrosion resistance for critical applications.
| Standard | ASME B18 |
| Material | Titanium Grade 5 |
| Finish | Zinc Plated |
| Grade | N/A |
| Size | M21 |
| Length | 100mm |
| Head Width | 32mm |
Built to exacting engineering tolerances, this M21x100 hex head cap screw is manufactured from Titanium Grade 5 (Ti-6Al-4V), renowned for its excellent mechanical properties including high tensile strength, low density, and outstanding fatigue resistance. The nominal diameter is M21, with a thread pitch of 2.5mm (coarse thread). The overall length measures 100mm, and the hex head has a width across flats of 32mm. This material composition ensures robust performance in corrosive environments such as marine, chemical processing, and aerospace industries, where weight reduction and long-term durability are paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure threads on both the screw and the receiving component are clean and free from debris. 2. Apply a suitable lubricant or anti-seize compound to the threads if required by the application environment to prevent galling. 3. Insert the screw and tighten to the specified torque using an appropriate hex socket wrench. Avoid overtightening to prevent thread damage or material stress.
| 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 |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M21 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M21 | 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 standard steel tools on titanium can lead to galling. | Utilize specialized tooling or ensure tools are clean and free from steel contamination. Consider using a dedicated titanium lubricant. |
| Overtightening due to the high strength of titanium can damage threads. | Always adhere to manufacturer-specified torque values. Employ a calibrated torque wrench for precise fastening. |
A: This Hex Head Cap Screw, Titanium Grade 5 is manufactured from Titanium Grade 5.
A: Aerospace structural components, Marine hardware and subsea equipment, High-performance automotive assemblies.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||