This M19 x 30mm hex head cap screw is constructed from premium 316 stainless steel, offering exceptional corrosion resistance and mechanical strength for critical applications.
| Standard | ISO 9001 |
| Material | 316 Stainless Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M19 |
| Length | 30mm |
| Head Width | 23mm |
Engineered for reliability and performance, this M19 x 30mm hex head cap screw features a robust M19 nominal diameter and a precise 30mm length. The 23mm hex head width ensures optimal torque transfer. Fabricated from 316 stainless steel, it exhibits superior resistance to pitting and crevice corrosion in chloride-rich environments, making it ideal for marine, chemical processing, and food-grade applications. Its high tensile strength and fatigue resistance ensure secure and long-lasting connections under demanding operational conditions.
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. Hand-thread the screw to verify alignment and prevent cross-threading. 3. Torque to specified value using a calibrated torque wrench, ensuring proper clamping force.
| 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 |
|---|---|
| Using incorrect torque value, leading to under or over-tightening. | Consult relevant engineering specifications or torque charts for the appropriate tightening torque for this fastener and application. |
| Cross-threading due to improper initial engagement. | Carefully align the screw with the mating threads and initiate threading by hand before applying any tools. |
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 machinery, Wastewater treatment facilities.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||