This M9x51mm Hex Cap Screw, crafted from premium Aluminum 6061, offers a robust and corrosion-resistant fastening solution. Ideal for demanding applications requiring a balance of strength and lightweight design.
| Standard | ASTM A106 |
| Material | Aluminum 6061 |
| Finish | Galvanized |
| Grade | N/A |
| Size | M9 |
| Length | 51mm |
| Head Width | 27mm |
Manufactured under strict quality controls, this M9x51mm hex head cap screw utilizes Aluminum 6061-T6 alloy, renowned for its excellent strength-to-weight ratio, good corrosion resistance, and superior weldability. The nominal thread size is M9 with a length of 51mm and a head width of 27mm, ensuring precise fitment and secure torque application. This material is heat-treatable and offers a tensile strength of approximately 310 MPa (45 ksi), making it suitable for applications where moderate loads are encountered and weight reduction is a key consideration.
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 debris. 2. Hand-tighten the screw to engage threads properly, then use a calibrated torque wrench set to the specified torque value for M9 fasteners in Aluminum 6061. 3. Verify tightness and inspect for any signs of cross-threading or damage.
| 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) |
|---|---|---|
| M9 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M9 | 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, leading to stripped threads in the softer Aluminum 6061 material. | Always use a calibrated torque wrench and adhere to manufacturer-recommended torque specifications for aluminum fasteners. |
| Using the wrong thread pitch or diameter, causing cross-threading and thread damage. | Confirm the M9 thread specification and ensure it matches the receptacle's thread. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Aerospace structural components, Automotive interior and exterior trim, Marine hardware and fittings, Lightweight machinery 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. | ||||