Engineered for superior performance, this M21x22mm Hex Head Cap Screw from Titanium Grade 5 offers unparalleled strength, lightweight design, and exceptional corrosion resistance for critical fastening needs.
| Standard | ASTM A106 |
| Material | Titanium Grade 5 |
| Finish | Anodized |
| Grade | N/A |
| Size | M21 |
| Length | 22mm |
| Head Width | 32mm |
Purpose-built for heavy-duty applications, this M21 Hex Head Cap Screw is manufactured from premium Titanium Grade 5 (Ti-6Al-4V). This aerospace-grade alloy delivers an exceptional strength-to-weight ratio, high tensile strength exceeding 950 MPa, and superior corrosion resistance in aggressive chemical and marine environments. The M21 nominal diameter, combined with a 22mm length and a substantial 32mm head width, ensures robust load-bearing capacity and secure torque transfer. Ideal for applications demanding both extreme durability and minimal mass.
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. Apply a suitable thread lubricant if required by the application to prevent galling. 3. Torque the M21 hex head cap screw to the manufacturer's specified value using a calibrated torque wrench, ensuring even pressure.
| 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) |
|---|---|---|
| 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 | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening, which can lead to thread stripping or fastener failure. | Always use a calibrated torque wrench and adhere to recommended torque specifications for the specific application and mating material. |
| Using incompatible lubricants or thread lockers that can react with titanium. | Consult material compatibility charts and use lubricants or thread lockers specifically rated for titanium alloys to prevent chemical reactions and ensure proper performance. |
A: This Hex Head Cap Screw, Titanium Grade 5 is manufactured from Titanium Grade 5.
A: Aerospace structural components, Marine hardware and offshore equipment, High-performance automotive and motorsport, Medical implants and surgical instruments, 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. | ||||