This M19x55mm Hex Head Cap Screw, forged from premium 316 stainless steel, offers superior corrosion resistance and exceptional tensile strength for critical industrial assemblies.
| Standard | ISO 9001 |
| Material | 316 Stainless Steel |
| Finish | Anodized |
| Grade | N/A |
| Size | M19 |
| Length | 55mm |
| Head Width | 27mm |
Trusted by engineers across multiple sectors, this M19x55mm Hex Head Cap Screw is engineered for optimal performance in corrosive environments. Constructed from marine-grade 316 stainless steel, it provides excellent resistance to pitting and crevice corrosion, making it ideal for applications involving saltwater, chemicals, and extreme temperatures. The precise M19 diameter and 55mm length, combined with a robust 27mm head width, ensure secure and reliable fastening. Its inherent durability and strength make it a preferred choice for structural components, heavy machinery, and marine hardware where long-term integrity is 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. 2. Apply appropriate lubricant if specified by engineering requirements. 3. Tighten the cap screw to the recommended torque value using a calibrated torque wrench, ensuring even pressure is applied.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ISO 9001 |
| 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) |
|---|---|---|
| M19 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M19 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening, leading to thread stripping or fastener fatigue. | Always use a torque wrench and adhere to manufacturer-specified torque values for the fastener size and material. |
| Using incorrect tools that damage the hex head, hindering proper tightening or removal. | Utilize a correctly sized hex socket or wrench to ensure a snug fit and prevent cam-out. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine and Offshore Equipment, Chemical Processing Plants, Food and Beverage Industry Equipment.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||