Engineered for robust performance, this M19 x 80mm Hex Head Cap Screw boasts exceptional strength and corrosion resistance due to its 304 stainless steel construction. Ideal for critical structural and mechanical assemblies requiring reliable fastening.
| Standard | ASME B18 |
| Material | 304 Stainless Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M19 |
| Length | 80mm |
| Head Width | 25mm |
Designed for demanding industrial environments, this M19 x 80mm hex head cap screw is precision-manufactured from high-grade 304 stainless steel, offering superior tensile strength and excellent resistance to corrosion and oxidation, even in harsh chemical or marine settings. The 25mm head width ensures optimal torque application with standard tooling, facilitating secure and reliable connections. This fastener is engineered for long-term performance in applications such as heavy machinery, structural frameworks, and outdoor equipment where durability and integrity are paramount. Its material composition makes it suitable for use across a wide temperature range.
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 from debris. 2. Apply appropriate lubricant or threadlocker if required by the application. 3. Engage the screw by hand to prevent cross-threading, then tighten to the specified torque using a calibrated wrench with the correct socket size (25mm). 4. Periodically inspect for tightness and signs of wear, especially in vibration-prone environments.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASME B18 |
| Tensile Strength | 75,000 psi (515 MPa) |
| Yield Strength | 30,000 psi (205 MPa) |
| Elongation in 2 in. | 40% min |
| Hardness | Rockwell B95 max |
| Carbon (C) | 0.08% max |
| Chromium (Cr) | 18.0 - 20.0% |
| Nickel (Ni) | 8.0 - 10.5% |
| Manganese (Mn) | 2.00% max |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M19 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M19 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using a standard steel screw in corrosive environments, leading to premature rust and failure. | Always select 304 stainless steel or higher for applications exposed to moisture, chemicals, or outdoor elements. |
| Over-tightening the screw, which can strip threads or weaken the fastener and mating material. | Adhere to manufacturer-specified torque values and use a torque wrench for accurate tightening. |
| Cross-threading the screw during installation, damaging both the screw and the receiving thread. | Start all screws by hand for several turns to ensure proper alignment before applying any torque. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural steel connections, Heavy machinery assembly, Marine and offshore equipment, Outdoor architectural installations, Chemical 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. | ||||