Engineered for superior performance in harsh conditions, this M19x57mm hex head cap screw is forged from premium 316 stainless steel. It offers exceptional corrosion resistance and mechanical strength for critical fastening needs.
| Standard | DIN 933 |
| Material | 316 Stainless Steel |
| Finish | Zinc Plated |
| Grade | N/A |
| Size | M19 |
| Length | 57mm |
| Head Width | 19mm |
Purpose-built for heavy-duty applications, this M19x57mm hex head cap screw features a nominal diameter of M19 and a length of 57mm, with a head width across flats of 19mm. Constructed from 316 stainless steel, it exhibits excellent resistance to pitting and crevice corrosion, making it ideal for environments exposed to chlorides, such as marine settings, chemical processing plants, and food/beverage production. Its robust design and superior material properties ensure reliable and long-lasting performance under significant mechanical stress and corrosive attack, fulfilling the stringent demands of industrial and structural applications.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating threads are clean and free of debris. 2. Apply appropriate lubrication if required by the application or torque specifications. 3. Tighten the hex head cap screw to the specified torque using a calibrated torque wrench.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | DIN 933 |
| 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-torquing the fastener, leading to thread stripping or material fatigue. | Always adhere to the manufacturer's recommended torque specifications and use a calibrated torque wrench for accurate tightening. |
| Using incompatible lubricants or anti-seize compounds that can cause hydrogen embrittlement or galvanic corrosion. | Consult material compatibility charts and use lubricants specifically approved for 316 stainless steel in the intended environment. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine and offshore equipment construction, Chemical processing and storage tanks, Food and beverage processing machinery, Wastewater treatment facilities, Industrial structural assemblies.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||