This M20x29mm brass hex head cap screw offers superior corrosion resistance and excellent non-sparking properties. A reliable fastener for demanding industrial environments.
| Standard | ISO 9001 |
| Material | Brass |
| Finish | Passivated |
| Grade | N/A |
| Size | M20 |
| Length | 29mm |
| Head Width | 21mm |
A proven choice for industrial professionals, this M20x29mm brass hex head cap screw provides exceptional performance where corrosion resistance and non-sparking characteristics are paramount. Machined from solid brass, it exhibits excellent ductility and a moderate tensile strength suitable for numerous jointing applications. The head width of 21mm ensures a secure fit with standard tooling, facilitating efficient assembly. Its inherent resistance to galvanic corrosion makes it an ideal selection for marine environments, electrical conductivity applications, and areas with exposure to moisture or corrosive agents.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench or socket for the M20 hex head. 2. Ensure the mating threads are clean and free from debris. 3. Thread the cap screw into the designated hole, applying consistent torque until snug. 4. Tighten further to the required torque specification, avoiding over-tightening to prevent thread damage or deformation.
| 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) |
|---|---|---|
| M20 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M20 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using a steel fastener in a corrosive environment. | Utilize brass fasteners for enhanced corrosion resistance in marine, chemical, or humid conditions. |
| Applying excessive torque, stripping threads. | Use a calibrated torque wrench and adhere to recommended torque values for brass fasteners. |
A: This Hex Head Cap Screw, Brass is manufactured from Brass.
A: Marine hardware and fittings, Electrical connections and enclosures, Corrosive chemical environments, Food 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. | ||||