This M18 x 118mm Hex Head Cap Screw, crafted from premium 316 stainless steel, offers superior corrosion resistance and exceptional strength for critical fastening needs.
| Standard | ASTM A106 |
| Material | 316 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M18 |
| Length | 118mm |
| Head Width | 11mm |
Specified by design engineers worldwide, this M18 x 118mm hex head cap screw is engineered for performance in aggressive environments. Constructed from high-grade 316 stainless steel, it provides excellent resistance to corrosion, pitting, and crevice attack, making it ideal for marine, chemical processing, and food industries. The nominal thread size is M18, with a length of 118mm and a head width of 11mm, ensuring compatibility with standard M18 tooling and mating components. Its robust design guarantees secure and reliable connections under significant load.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating threads are clean and free of debris. 2. Hand-thread the screw to confirm proper engagement and alignment. 3. Tighten using a calibrated torque wrench to the specified torque value for the M18 size and application, avoiding over-tightening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASTM A106 |
| 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 |
|---|---|
| Using incorrect torque, leading to under-tightening or thread stripping. | Always consult a torque chart for M18 fasteners and use a calibrated torque wrench. |
| Cross-threading the screw into the mating component. | Carefully align the screw and start threading by hand to ensure it enters straight. |
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 manufacturing 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. | ||||