This M18 x 50mm Hex Head Cap Screw, crafted from premium 304 stainless steel, offers superior corrosion resistance and robust tensile strength. Ideal for critical fastening in diverse industrial environments, ensuring secure and long-lasting connections.
| Standard | ASTM A106 |
| Material | 304 Stainless Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M18 |
| Length | 50mm |
| Head Width | 10mm |
Engineered for reliability and performance, this M18 x 50mm hex head cap screw is manufactured from high-grade 304 stainless steel, renowned for its excellent corrosion resistance and moderate tensile strength. The M18 thread provides substantial load-bearing capacity, suitable for structural applications. With a length of 50mm and a nominal head width of 10mm, it offers optimal engagement with standard M18 tooling. This material choice makes it ideal for environments prone to moisture, chemicals, or outdoor exposure, guaranteeing sustained integrity and preventing galvanic corrosion when paired with compatible materials.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure the mating threads are clean and free of debris. 2. Hand-thread the cap screw to confirm alignment and prevent cross-threading. 3. Tighten the cap screw using an appropriately sized wrench or socket to the recommended torque specification for the material and application.
| 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) | 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 excessive force during initial threading, leading to cross-threading. | Always hand-thread the fastener first to ensure proper engagement before applying torque. |
| Using the wrong size wrench or socket, which can strip the hex head. | Utilize a wrench or socket that precisely fits the hex head (10mm in this case) to avoid damage. |
| Over-tightening the fastener, which can lead to thread stripping or material fatigue. | Adhere to established torque specifications for the M18 thread size and the materials being joined. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural steel assembly, Machinery and equipment mounting, Outdoor and marine environments.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||