This M7 x 51mm hex head cap screw, crafted from corrosion-resistant 304 stainless steel, offers superior strength and durability. Its robust design ensures secure and reliable fastening in a wide array of applications.
| Standard | ASTM A106 |
| Material | 304 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M7 |
| Length | 51mm |
| Head Width | 30mm |
Engineered for reliability and performance, this M7 x 51mm hex head cap screw boasts a 30mm head width for optimal torque application. Constructed from premium 304 stainless steel, it exhibits excellent tensile strength, shear strength, and exceptional resistance to corrosion, pitting, and crevice corrosion, making it ideal for marine, chemical processing, and food service environments. The fully threaded shank ensures maximum engagement with mating components, providing a secure and stable connection under significant load.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate tool (e.g., socket wrench) for the M7 hex head. 2. Ensure the mating threads are clean and free from debris. 3. Thread the cap screw into the receiving component, applying consistent torque until snug, then tighten to the specified torque value for your 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) |
|---|---|---|
| M7 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M7 | 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 which can strip threads or weaken the fastener. | Use a torque wrench to adhere to recommended torque specifications for the M7 size and material. |
| Using the wrong size tool, leading to cam-out and potential damage to the head. | Always use a correctly sized socket or wrench that fully engages with the hex head. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural assembly in corrosive environments, Machinery and equipment in food processing plants, Marine hardware and boat building.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||