This M7 x 67mm hex head cap screw is precision-engineered from high-strength polycarbonate. Offering exceptional corrosion resistance and non-conductive properties, it provides a reliable fastening solution for demanding environments.
| Standard | ASTM A106 |
| Material | Polycarbonate |
| Finish | Galvanized |
| Grade | N/A |
| Size | M7 |
| Length | 67mm |
| Head Width | 21mm |
Engineered for reliability and performance, this M7 x 67mm hex head cap screw features a substantial 21mm head width for effective torque application and load distribution. Manufactured from advanced polycarbonate, it exhibits superior resistance to a wide range of chemicals, solvents, and UV radiation, making it an ideal choice for applications where metal fasteners would degrade or interfere with electrical systems. Its inherent dielectric strength eliminates concerns about electrical conductivity, further enhancing its utility in sensitive equipment. The material's lightweight nature also contributes to reduced overall assembly weight without compromising structural integrity. This screw is designed for use in environments prone to corrosion, such as marine, chemical processing, and outdoor installations.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating surfaces are clean and free of debris. 2. Hand-tighten the screw to engage threads properly and prevent cross-threading. 3. Use an appropriate tool to tighten the screw to the recommended torque specification for polycarbonate, avoiding over-tightening which can damage the material.
| 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) |
|---|---|---|
| M7 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M7 | 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 the screw, which can strip the threads or crack the polycarbonate head. | Always use a torque wrench and adhere to the recommended torque limits for polycarbonate fasteners. Consult the material's datasheet for specific values. |
| Using metal tools that can scratch or damage the polycarbonate surface. | Utilize plastic or composite tools specifically designed for use with plastic fasteners to preserve the integrity and appearance of the screw. |
A: This Hex Head Cap Screw, Polycarbonate is manufactured from Polycarbonate.
A: Electrical enclosures and equipment housing, Medical device assemblies, Chemical processing plant components, Corrosive atmospheric environments, Marine and coastal applications.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||