Engineered for superior corrosion resistance and exceptional strength, this M17x91mm hex head cap screw is manufactured from premium 316 stainless steel, ensuring reliability in harsh industrial and marine applications.
| Standard | ASTM A106 |
| Material | 316 Stainless Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Size | M17 |
| Length | 91mm |
| Head Width | 7mm |
Manufactured under strict quality controls, this M17x91mm hex head cap screw boasts a robust 316 stainless steel composition. This marine-grade alloy offers superior resistance to pitting and crevice corrosion, especially in chloride-rich environments. The precisely machined M17 thread pitch ensures secure mating with compatible nuts and tapped holes, while the 91mm length provides ample engagement for structural integrity. The 7mm head width is designed for optimal torque application with standard tooling, making it ideal for critical load-bearing assemblies and environments where chemical or saltwater exposure is a concern.
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 the fastener threads are clean and free from debris. 2. Hand-thread the cap screw to verify proper engagement and prevent cross-threading. 3. Tighten to the recommended torque specification using an appropriate wrench or socket, applying 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) |
|---|---|---|
| M17 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M17 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using excessive force during tightening, leading to thread stripping or fastener deformation. | Always adhere to the specified torque values for the application and fastener size. Consult engineering documentation or a torque chart. |
| Cross-threading the fastener by not starting it straight, causing damage to both the screw and the mating component. | Start the cap screw by hand for at least two full turns to ensure it is properly aligned before applying any torque. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine and offshore equipment assembly, Chemical processing plant construction, Food and beverage industry 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. | ||||