This M13 x 18mm Hex Head Cap Screw, forged from marine-grade 316 stainless steel, offers superior corrosion resistance and robust tensile strength. Engineered for demanding environments.
| Standard | DIN 933 |
| Material | 316 Stainless Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M13 |
| Length | 18mm |
| Head Width | 13mm |
Manufactured under strict quality controls, this M13 x 18mm Hex Head Cap Screw features a nominal diameter of 13mm and a length of 18mm. The head width is precisely machined to 13mm, ensuring optimal tool engagement. Constructed from premium 316 stainless steel, it boasts exceptional resistance to pitting and crevice corrosion, even in chloride-rich environments such as saltwater, chemical processing, and food industries. Its high tensile strength and durability make it ideal for critical structural and mechanical assemblies where reliability is paramount. Conforms to relevant ISO standards for dimensional accuracy and material integrity.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate torque wrench calibrated to the required tightening specification. 2. Ensure the mating threads are clean and free from debris before insertion. 3. Tighten the cap screw to the specified torque, avoiding over-tightening to prevent thread damage or material fatigue.
| 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 M13 head to ensure proper engagement and prevent damage. |
| Over-tightening, causing thread deformation or fastener failure. | Adhere to the recommended torque specifications for the application to maintain fastener integrity and joint security. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine and offshore equipment construction, Chemical processing plant assemblies, Food processing machinery and 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. | ||||