This M18x28mm hex head cap screw, crafted from superior 316 stainless steel, offers exceptional corrosion resistance. Its robust design ensures secure and reliable fastening for critical applications.
| Standard | DIN 933 |
| Material | 316 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M18 |
| Length | 28mm |
| Head Width | 29mm |
Engineered for reliability and performance, this M18x28mm hex head cap screw boasts a nominal diameter of 18mm and a thread pitch optimized for secure engagement. Manufactured from 316 stainless steel, it provides superior corrosion resistance in harsh and marine environments due to its molybdenum content. The precisely machined hex head, with a width of 29mm, allows for high torque application using standard tooling. This fastener is ideal for applications demanding strength, durability, and long-term integrity, including offshore equipment, chemical processing machinery, and food service industries.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure threads on both the screw and the receiving hole are clean and free from debris. 2. Apply appropriate lubricant if necessary, especially in corrosive environments. 3. Using a torque wrench set to the specified torque value for M18 fasteners, tighten the hex head cap screw until secure.
| 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) |
|---|---|---|
| M18 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M18 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening leading to thread stripping or bolt breakage. | Always use a calibrated torque wrench and adhere to recommended torque specifications for M18 fasteners to prevent damage. |
| Using incompatible fasteners in corrosive environments. | Verify that the material grade, such as 316 stainless steel, is suitable for the specific corrosive conditions of the application. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and offshore structures, Chemical processing equipment, Food and beverage processing machinery.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||