Engineered for demanding applications, this 3.9" NPS Schedule 80 seamless pipe in 304 stainless steel offers superior corrosion resistance and structural integrity for critical fluid and gas transport.
| Standard | ASTM A106 |
| Material | 304 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Pipe Size | 3.9" |
| Outside Diameter | 3.931" |
| Wall Thickness | 0.191" |
Precision-manufactured to tight tolerances, this 3.9" Nominal Pipe Size (NPS) seamless pipe features an exact Outside Diameter (OD) of 3.931 inches and a robust Wall Thickness of 0.191 inches, conforming to Schedule 80 specifications. Constructed from premium 304 stainless steel, it exhibits excellent resistance to a wide range of corrosive media, including acids, alkalis, and chlorides, making it suitable for industries such as chemical processing, petrochemicals, pharmaceuticals, and food & beverage where hygiene and material integrity are paramount. The seamless construction eliminates the weld seam, ensuring uniform strength and preventing potential leak paths under high pressure and temperature fluctuations.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure all mating surfaces are clean and free of debris. 2. Carefully align the pipe ends with the appropriate fittings or next pipe section. 3. Secure the connection using approved welding or threading techniques as per relevant industry standards.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 9001:2015 Mfg |
| DIN Equivalent | Industry Standard |
| Primary Standard | ASTM A106 |
| 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 |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| Standard | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using incorrect welding consumables for 304 stainless steel. | Utilize welding electrodes or filler metals specifically designed for 304 stainless steel to maintain corrosion resistance and mechanical properties. |
| Inadequate preparation of pipe ends before connection. | Thoroughly clean and bevel pipe ends according to the chosen joining method (e.g., welding, flanging) to ensure a sound and leak-free joint. |
A: This Seamless Pipe, Schedule 80 is manufactured from 304 Stainless Steel.
A: High-pressure fluid conveyance, Corrosive chemical processing, Pharmaceutical ingredient transport.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||