This M16 x 18mm polycarbonate hex head cap screw provides superior corrosion resistance and non-conductive properties. Engineered for applications requiring a lightweight, robust fastening solution in challenging environments.
| Standard | ASTM A106 |
| Material | Polycarbonate |
| Finish | Passivated |
| Grade | N/A |
| Size | M16 |
| Length | 18mm |
| Head Width | 28mm |
Built to exacting engineering tolerances, this M16 hex head cap screw features a nominal diameter of 16mm and a length of 18mm, with a head width of 28mm. Fabricated from high-performance polycarbonate, it exhibits exceptional dielectric strength, resistance to a wide range of chemicals, and a high impact resistance, making it suitable for environments where metallic fasteners would corrode or create electrical hazards. Its precise dimensions ensure secure and reliable engagement with standard M16 mating threads.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating threads are clean and free of debris. 2. Hand-tighten the M16 polycarbonate hex head cap screw into the receiving component. 3. Use an appropriate wrench or socket to achieve the desired torque, being mindful of polycarbonate's material properties to avoid over-stressing.
| 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) |
|---|---|---|
| M16 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M16 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening the screw, which can lead to cracking or stripping of the polycarbonate threads. | Apply a controlled torque, using a torque wrench if necessary, and consult material data for maximum recommended torque values for polycarbonate. |
| Using metallic tools that can scratch or damage the polycarbonate head. | Employ tools made of softer materials or ensure careful handling to prevent surface marring. |
A: This Hex Head Cap Screw, Polycarbonate is manufactured from Polycarbonate.
A: Electrical enclosures and components, Corrosion-prone environments (e.g., marine, chemical processing), Medical equipment requiring non-metallic fasteners.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||