This M9x81mm hex head cap screw, crafted from high-grade brass, ensures exceptional corrosion resistance and durability. Ideal for applications requiring a reliable, aesthetically pleasing fastening solution.
| Standard | ISO 9001 |
| Material | Brass |
| Finish | Anodized |
| Grade | N/A |
| Size | M9 |
| Length | 81mm |
| Head Width | 15mm |
Engineered for reliability and performance, this M9x81mm brass hex head cap screw features a robust M9 thread pitch and a total length of 81mm. The hex head, measuring 15mm across flats, is designed for secure and efficient torque application using standard hex drivers or wrenches. Brass construction provides superior resistance to galvanic corrosion, making it suitable for marine, architectural, and general assembly applications where exposure to moisture or mild chemicals is a concern. Its non-magnetic properties and inherent ductility contribute to its versatility and ease of use in various industrial and decorative settings.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate hex driver or wrench for the 15mm hex head. 2. Carefully thread the M9 screw into the pre-tapped hole or mating component. 3. Tighten the screw to the required torque specification, ensuring a secure and stable joint.
| 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 |
| Copper (Cu) | 60.0 - 63.0% |
| Zinc (Zn) | Balance |
| Lead (Pb) | 2.5 - 3.7% |
| 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 | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the brass screw, potentially stripping the threads or deforming the material. | Use a torque wrench to adhere to recommended torque values for brass fasteners. |
| Using the wrong size hex driver, leading to cam-out and damage to the screw head. | Ensure the hex driver precisely matches the 15mm width across flats of the screw head. |
A: This Hex Head Cap Screw, Brass is manufactured from Brass.
A: Marine hardware and fittings, Architectural embellishments and fixtures, Electrical connectors and housings.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||