This M5 x 103mm hex head cap screw, crafted from premium 316 stainless steel, offers superior corrosion resistance. Its robust design ensures reliable fastening in demanding environments, making it a critical component for structural integrity and longevity.
| Standard | ASTM A106 |
| Material | 316 Stainless Steel |
| Finish | Zinc Plated |
| Grade | N/A |
| Size | M5 |
| Length | 103mm |
| Head Width | 20mm |
Engineered for reliability and performance, this M5 x 103mm hex head cap screw features a 316 stainless steel construction, renowned for its exceptional resistance to pitting and crevice corrosion, especially in chloride-rich environments. The M5 thread pitch ensures secure engagement, while the 103mm length provides ample grip for various assembly needs. The 20mm hex head offers a broad bearing surface for precise torque application and is compatible with standard M5 hex drivers. This material grade is vital for applications exposed to saltwater, chemicals, and high humidity, 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 appropriate torque wrench and socket size (20mm for head width). 2. Ensure mating threads are clean and free of debris. 3. Thread screw by hand initially to prevent cross-threading. 4. Apply torque gradually to the specified value for the application, ensuring even pressure.
| 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) | 16.0 - 18.0% |
| Nickel (Ni) | 10.0 - 14.0% |
| Molybdenum (Mo) | 2.0 - 3.0% |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M5 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M5 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the screw, leading to thread damage or material fatigue. | Utilize a calibrated torque wrench and adhere to recommended torque specifications for the specific application and mating material. |
| Using the wrong size driver, which can strip the hex head. | Confirm the driver size precisely matches the 20mm head width of the cap screw before applying force. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and deck fittings, Chemical processing equipment, Food processing machinery, Outdoor structural assemblies.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||