This M19 x 147mm Hex Head Cap Screw, constructed from premium 316 stainless steel, offers superior corrosion resistance and exceptional mechanical strength. Engineered for reliability in harsh environments.
| Standard | ASME B18 |
| Material | 316 Stainless Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M19 |
| Length | 147mm |
| Head Width | 20mm |
Specified by design engineers worldwide, this M19 x 147mm Hex Head Cap Screw is manufactured from UNS S31600 (316) stainless steel, renowned for its excellent resistance to pitting and crevice corrosion, particularly in chloride-rich environments. The M19 nominal size, 147mm length, and a precisely controlled 20mm head width ensure compatibility with standard tooling and mating components. This material composition, typically containing at least 16% chromium, 10% nickel, and 2% molybdenum, provides superior performance in marine, chemical processing, and food & beverage industries where aggressive media is present.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate mating threaded hole or nut, ensuring thread compatibility and cleanliness. 2. Apply a suitable lubricant or anti-seize compound to the threads to prevent galling, especially in stainless steel applications. 3. Insert the cap screw and engage the threads by hand for at least two full turns to ensure proper alignment and prevent cross-threading.
| 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) | 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 standard stainless steel in highly corrosive environments. | Always specify 316 stainless steel for applications involving saltwater, acidic solutions, or high chloride concentrations. |
| Overtightening, leading to thread stripping or fastener deformation. | Utilize a torque wrench set to the recommended torque value for the specific thread size and application to avoid over-stressing the fastener. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and shipbuilding, Chemical processing equipment, Food and beverage manufacturing, Offshore oil and gas platforms.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||