Engineered for exceptional corrosion resistance and mechanical strength, this M4 x 104mm 316 stainless steel hex head cap screw is ideal for severe industrial applications, ensuring reliable, long-term fastening.
| Standard | ASME B18 |
| Material | 316 Stainless Steel |
| Finish | Plain |
| Grade | N/A |
| Size | M4 |
| Length | 104mm |
| Head Width | 17mm |
Designed for demanding industrial environments, this M4 x 104mm hex head cap screw offers superior performance due to its 316 stainless steel construction. This marine-grade alloy provides exceptional resistance to pitting and crevice corrosion, making it suitable for exposure to chlorides, sulfates, and acidic media. The M4 thread pitch ensures secure engagement, while the 104mm length offers extended reach for complex assemblies. The 17mm hex head width allows for high torque application with standard tooling, facilitating robust and secure joint integrity in critical applications.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure both mating surfaces and threads are clean and free of debris. 2. Hand-thread the cap screw to verify alignment and prevent cross-threading. 3. Tighten the cap screw to the recommended torque specification using an appropriate hex drive tool, ensuring a secure and reliable connection.
| 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) | 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) |
|---|---|---|
| M4 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M4 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening the fastener, potentially stripping threads or damaging components. | Utilize a calibrated torque wrench and adhere to the manufacturer's recommended torque values for the specific application. |
| Using a non-compatible or lower-grade fastener in a corrosive environment, leading to premature failure. | Always select fasteners made from 316 stainless steel or equivalent for applications involving corrosive chemicals, saltwater, or high humidity. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and shipbuilding, Chemical processing equipment, Food and beverage processing machinery.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||