Engineered for superior corrosion resistance and mechanical strength, this M5 x 28mm Hex Head Cap Screw is crafted from premium 316 stainless steel, ensuring reliability in demanding environments.
| Standard | ISO 9001 |
| Material | 316 Stainless Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M5 |
| Length | 28mm |
| Head Width | 28mm |
Built to exacting engineering tolerances, this M5 x 28mm hex head cap screw offers a robust M5 thread diameter and a nominal 28mm length for secure fastening applications. Constructed from 316 stainless steel, it provides exceptional resistance to pitting and crevice corrosion, making it the preferred choice for marine, chemical processing, food and beverage industries, and any environment exposed to saltwater or aggressive chemicals. The hex head design allows for high torque application with standard tooling, ensuring a secure and stable joint. Its inherent durability and non-magnetic properties at room temperature further enhance its suitability for critical infrastructure.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate drive tool (e.g., hex key or socket) for the M5 hex head. 2. Ensure the mating threads are clean and free of debris. 3. Thread the cap screw into the receiving component, applying steady torque until secure. Avoid over-tightening to prevent thread stripping.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ISO 9001 |
| 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) | 16.0 - 18.0% |
| Nickel (Ni) | 10.0 - 14.0% |
| Molybdenum (Mo) | 2.0 - 3.0% |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M5 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M5 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size hex key, leading to cam-out and potential damage to the fastener head. | Always use the correctly sized hex key or socket that fits snugly into the hex socket of the cap screw. |
| Applying excessive torque, which can strip the threads of either the screw or the mating component. | Refer to torque specifications for the application or use a torque wrench to apply the recommended tightness without overtightening. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and fittings, Chemical processing equipment, Food grade machinery components, Outdoor structural assemblies, Saltwater-exposed infrastructure.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||