Engineered for superior strength and corrosion resistance, this M11 x 91mm hex head cap screw is manufactured from premium 304 stainless steel. Its robust design ensures reliable and secure fastening in a wide range of demanding applications.
| Standard | ASME B18 |
| Material | 304 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M11 |
| Length | 91mm |
| Head Width | 15mm |
A high-performance industrial component, this M11 x 91mm hex head cap screw features a nominal diameter of 11mm and a total length of 91mm, with a precisely machined head exhibiting a 15mm width for optimal torque application. Constructed from Austenitic 304 stainless steel, it offers exceptional resistance to corrosion and a wide spectrum of chemical agents, making it suitable for environments prone to moisture, saltwater, and mild acids. The material's inherent strength and durability ensure consistent performance under significant tensile and shear loads, fulfilling critical requirements in structural assembly, machinery fabrication, and outdoor infrastructure projects.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench size (15mm) for the hex head. 2. Ensure the mating threads are clean and free of debris. 3. Apply the required torque to achieve a secure fastening, avoiding over-tightening.
| 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) | 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) |
|---|---|---|
| M11 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M11 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size wrench, leading to stripped hex head. | Always verify the wrench size matches the fastener's hex head width (15mm in this case). |
| Cross-threading the screw during installation. | Start threading by hand to ensure proper alignment before applying torque. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Marine and offshore equipment assembly, Food processing machinery, Chemical processing plant 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. | ||||