This M15 x 19mm hex head cap screw is expertly crafted from high-performance polycarbonate. Offering exceptional strength and corrosion resistance, it's an ideal lightweight alternative to metal fasteners in corrosive or electrically sensitive environments.
| Standard | ASME B18 |
| Material | Polycarbonate |
| Finish | Zinc Plated |
| Grade | N/A |
| Size | M15 |
| Length | 19mm |
| Head Width | 31mm |
Engineered for reliability and performance, this M15 x 19mm hex head cap screw features a robust polycarbonate construction, providing superior chemical resistance, excellent impact strength, and dielectric properties. The M15 thread ensures secure engagement, while the 19mm length and 31mm head width facilitate controlled tightening and load distribution in a variety of assembly configurations. Its lightweight nature reduces overall assembly weight, making it suitable for applications where material density is a concern, such as in aerospace, automotive, and specialized industrial equipment manufacturing.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Clean both the mating threads and the screw threads. 2. Hand-thread the screw into the designated hole to ensure proper alignment and avoid cross-threading. 3. Tighten the screw using an appropriate wrench on the hex head to the specified torque, ensuring it is snug but not over-tightened to prevent stripping or damaging the polycarbonate.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASME B18 |
| 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) |
|---|---|---|
| M15 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M15 | 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 stripping of the polycarbonate threads or cracking of the head. | Use a torque wrench and adhere to recommended torque values for polycarbonate fasteners. Avoid excessive force. |
| Using metal tools that can scratch or damage the polycarbonate surface. | Employ plastic or coated wrenches to protect the screw's surface finish and integrity. |
A: This Hex Head Cap Screw, Polycarbonate is manufactured from Polycarbonate.
A: Corrosive chemical processing equipment, Electrical enclosures and control panels, Lightweight structural assemblies in automotive and marine sectors.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||