This M20 x 124mm hex head cap screw, crafted from premium 304 stainless steel, offers superior corrosion resistance and exceptional strength for critical fastening applications.
| Standard | DIN 933 |
| Material | 304 Stainless Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M20 |
| Length | 124mm |
| Head Width | 22mm |
Engineered for reliability and performance, this M20 x 124mm hex head cap screw features a robust 304 stainless steel construction, providing excellent tensile strength and resistance to a wide range of corrosive environments. The 22mm hex head width ensures secure tightening with standard tooling, facilitating precise torque application. This material grade is chosen for its durability and non-magnetic properties, making it suitable for both structural and aesthetic applications where long-term performance is paramount. Its metric threading conforms to international standards, ensuring compatibility with metric nuts and tapped holes.
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. Thread the cap screw by hand to verify proper engagement and alignment. 3. Tighten the cap screw to the specified torque using an appropriate wrench or socket, applying steady pressure.
| 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) | 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) |
|---|---|---|
| M20 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M20 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the screw, leading to thread stripping or material fatigue. | Always adhere to the recommended torque specifications for the application and material. |
| Using the wrong size wrench, which can damage the hex head and prevent proper torque application. | Utilize a correctly sized, high-quality hex socket or wrench that fits snugly onto the head. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural steel connections, Marine and offshore 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. | ||||