Engineered for robust fastening, this M18 x 39mm hex head cap screw, crafted from premium 304 stainless steel, offers superior corrosion resistance and exceptional durability for critical applications.
| Standard | ISO 9001 |
| Material | 304 Stainless Steel |
| Finish | Anodized |
| Grade | N/A |
| Size | M18 |
| Length | 39mm |
| Head Width | 27mm |
Specified by design engineers worldwide, this M18 x 39mm hex head cap screw is manufactured from high-grade 304 stainless steel, ensuring excellent tensile strength and resistance to a wide range of corrosive environments. Its 27mm hexagonal head provides a substantial bearing surface for secure torquing and distribution of load. Ideal for applications requiring long-term performance and reliability, particularly in marine, food processing, and chemical handling industries where material integrity is paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select appropriate wrench size for the 27mm hex head. 2. Engage the screw securely with the mating threaded hole or nut. 3. Apply torque according to design specifications, ensuring proper preload without over-tightening.
| 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) | 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) |
|---|---|---|
| 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 | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size wrench, leading to head stripping. | Always use the correctly sized wrench (27mm in this case) to avoid damaging the hex head. |
| Over-tightening, which can cause thread damage or material fatigue. | Adhere to the specified torque values from the design engineer to prevent over-stressing the components. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Marine hardware and assemblies, Food processing equipment, Chemical processing plants, Outdoor structural applications.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||