Engineered for demanding environments, this M21 x 124mm Titanium Grade 5 hex cap screw offers superior strength-to-weight ratio and exceptional corrosion resistance. Its precision manufacturing ensures reliable performance in critical fastening applications.
| Standard | ISO 9001 |
| Material | Titanium Grade 5 |
| Finish | Anodized |
| Grade | N/A |
| Size | M21 |
| Length | 124mm |
| Head Width | 23mm |
Precision-manufactured to tight tolerances, this M21 x 124mm hex head cap screw is crafted from aerospace-grade Titanium Grade 5 (Ti-6Al-4V). This alloy provides an excellent balance of high strength (tensile strength typically 950 MPa or higher) and low density (approx. 4.43 g/cm³), making it significantly lighter than steel fasteners while offering superior corrosion resistance in aggressive media such as saltwater and chemicals. The M21 thread ensures robust load-bearing capacity, and the 124mm length offers significant engagement. The 23mm head width facilitates secure torque application with standard tools, minimizing the risk of head stripping. Ideal for applications where weight reduction, extreme durability, and resistance to fatigue are paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure the mating threads are clean and free from damage. 2. Hand-tighten the screw to engage threads properly, ensuring no cross-threading. 3. Utilize a calibrated torque wrench to tighten the screw to the manufacturer's specified torque value for M21 threads in Titanium Grade 5, typically in the range of 150-180 Nm, adjusting based on specific joint design and lubrication.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ISO 9001 |
| 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 |
|---|---|
| Over-torquing the titanium screw | Always use a calibrated torque wrench and adhere to the recommended torque specifications for Titanium Grade 5 fasteners to prevent thread stripping or fastener failure. |
| Using incompatible tools or materials | Ensure that any tools used (wrenches, sockets) are of appropriate size and material to avoid damaging the screw head. Avoid contact with dissimilar metals that could cause galvanic corrosion. |
A: This Hex Head Cap Screw, Titanium Grade 5 is manufactured from Titanium Grade 5.
A: Aerospace structural components, Marine and offshore equipment, High-performance automotive and racing, 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. | ||||