Engineered for superior corrosion resistance and mechanical strength, this M8 x 44mm hex cap screw is manufactured from premium 316 stainless steel. Ideal for critical applications requiring reliable fastening in harsh conditions.
| Standard | ASTM A106 |
| Material | 316 Stainless Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M8 |
| Length | 44mm |
| Head Width | 21mm |
Designed for demanding industrial environments, this M8 x 44mm hex head cap screw is constructed from high-grade 316 stainless steel, renowned for its exceptional resistance to pitting, crevice corrosion, and general corrosion in aggressive media like saltwater, acids, and chlorides. The M8 thread provides substantial tensile strength, while the 44mm length offers ample engagement for secure connections in assemblies requiring moderate thickness. The 21mm hex head width ensures robust torque transfer during installation and removal using standard hex tools. This fastener is a preferred choice for marine hardware, chemical processing equipment, food and beverage machinery, and pharmaceutical manufacturing where hygiene and chemical inertness are paramount.
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 from debris. Apply a light lubricant if required for smoother assembly, but avoid over-lubrication which can reduce clamping force. 2. Align the cap screw with the threaded hole and hand-tighten to start the threads, ensuring proper engagement and preventing cross-threading. 3. Using a calibrated torque wrench, tighten the cap screw to the specified torque value for the M8 thread size and application to achieve optimal joint integrity without overstressing the material.
| 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) |
|---|---|---|
| M8 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M8 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size wrench, leading to damaged hex head or improper torque application. | Always use the correct size hex wrench (21mm for this screw) to ensure a secure fit and prevent stripping or damage to the head. |
| Cross-threading the screw by forcing it during initial engagement. | Carefully align the screw and hand-tighten for the first few turns to confirm that the threads are properly engaged before applying any tool. |
| Applying excessive torque, which can lead to thread stripping or fastener failure. | Consult engineering drawings or fastener torque charts for the appropriate torque specification for M8 fasteners in your specific application and use a calibrated torque wrench. |
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 and beverage processing machinery, Pharmaceutical manufacturing, Outdoor and coastal construction.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||