This M8 x 140mm Hex Head Cap Screw, crafted from premium 304 stainless steel, offers superior corrosion resistance and robust fastening for critical industrial applications. Engineered for durability and reliability.
| Standard | ASME B18 |
| Material | 304 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M8 |
| Length | 140mm |
| Head Width | 13mm |
Manufactured under strict quality controls, this M8 x 140mm hex head cap screw boasts a 13mm head width and is forged from high-grade 304 stainless steel. This material composition ensures excellent resistance to corrosion and oxidation, making it suitable for environments exposed to moisture, chemicals, and varying temperatures. Its inherent tensile strength allows for secure and dependable fastening in structural, mechanical, and outdoor applications where long-term performance is paramount. The precision threading guarantees optimal engagement with mating components, facilitating efficient assembly and disassembly.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate mating nut or tapped hole with the correct M8 thread. 2. Hand-thread the cap screw to ensure proper alignment and prevent cross-threading. 3. Utilize a properly sized wrench or socket to tighten the cap screw to the specified torque, avoiding overtightening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASME B18 |
| 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) |
|---|---|---|
| M8 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M8 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using a wrench that does not fit the 13mm hex head, leading to stripping. | Always use a correctly sized 13mm socket or wrench for secure grip and efficient torque application. |
| Applying excessive force, potentially damaging the threads or the component being fastened. | Adhere to recommended torque specifications for the application to ensure secure fastening without compromising material integrity. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural Steel Assembly, Outdoor Marine Equipment, Chemical Processing 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. | ||||