This M13 x 78mm hex head cap screw, crafted from superior 316 stainless steel, offers exceptional corrosion resistance. Its robust design and precise dimensions ensure reliable fastening in critical applications.
| Standard | DIN 933 |
| Material | 316 Stainless Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M13 |
| Length | 78mm |
| Head Width | 11mm |
A proven choice for industrial professionals, this M13 x 78mm hex head cap screw is engineered from premium 316 stainless steel, renowned for its superior corrosion resistance, particularly in chloride-rich environments. The M13 metric thread size and 78mm length provide substantial engagement, while the 11mm across flats head width ensures compatibility with standard tooling for secure tightening. Its inherent strength and durability make it ideal for applications in marine, chemical processing, food and beverage, and outdoor infrastructure where resistance to rust and degradation is paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench for the 11mm hex head. 2. Ensure the mating threads are clean and free of debris. 3. Thread the cap screw into the designated fastener hole, applying consistent torque to achieve the required clamping force without over-tightening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | DIN 933 |
| 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) |
|---|---|---|
| M13 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M13 | 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 wrench, leading to head stripping. | Always use a wrench that precisely fits the 11mm hex head to prevent damage. |
| Installing in a corrosive environment without confirming material compatibility. | Verify that 316 stainless steel is suitable for the specific corrosive agents present in the application. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and equipment, Chemical processing equipment, Food and beverage processing machinery, Outdoor structural components.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||