This M24x20mm Hex Head Cap Screw, crafted from premium 304 stainless steel, offers superior corrosion resistance and exceptional strength for critical fastening applications.
| Standard | ASME B18 |
| Material | 304 Stainless Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M24 |
| Length | 20mm |
| Head Width | 14mm |
Specified by design engineers worldwide, this M24x20mm hex head cap screw is manufactured from grade 304 stainless steel, renowned for its excellent corrosion resistance and good mechanical properties, including a typical tensile strength of 500 MPa. The M24 designation indicates a nominal major diameter of 24mm, with a thread pitch of 3mm. This specific fastener measures 20mm in length from the underside of the head to the tip of the thread. The hex head has a width across flats of 14mm, ensuring compatibility with standard M24 hex wrenches and sockets for secure tightening. Its construction makes it ideal for environments exposed to moisture, chemicals, and moderate temperatures, guaranteeing long-term structural integrity.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate M24 wrench or socket for the 14mm hex head. 2. Engage the fastener with the pre-tapped hole or nut, ensuring threads align properly. 3. Apply steady torque, adhering to design specifications, to achieve the required clamping force without over-tightening.
| 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) |
|---|---|---|
| M24 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M24 | 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 properly fit the 14mm hex head, leading to cam-out and potential damage. | Always use a correctly sized M24 hex wrench or socket to ensure positive engagement and prevent stripping. |
| Over-tightening the M24 screw, which can lead to thread stripping or material fatigue. | Adhere to the torque specifications provided in your engineering drawings or consult relevant torque charts for 304 stainless steel M24 fasteners. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural assembly in marine environments, Automotive component mounting, Food processing machinery connections.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||