This 4.3" Schedule 40 seamless carbon steel pipe offers exceptional strength and reliability. Its precise dimensions and robust material make it suitable for critical fluid and gas transport in challenging environments.
| Standard | DIN 933 |
| Material | Carbon Steel |
| Finish | Plain |
| Grade | N/A |
| Pipe Size | 4.3" |
| Outside Diameter | 3.500" |
| Wall Thickness | 0.324" |
Precision-manufactured to tight tolerances, this 4.3" nominal pipe size (NPS) seamless carbon steel pipe features a true outside diameter of 3.500 inches and a substantial wall thickness of 0.324 inches, conforming to Schedule 40 specifications. The high-quality carbon steel composition ensures excellent tensile strength and weldability, with typical yield strength exceeding 35,000 psi and tensile strength over 60,000 psi. This robust construction is engineered for high-pressure applications and resistance to mechanical stress, making it ideal for conveying liquids, gases, and slurries in oil and gas, chemical processing, and general manufacturing.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure proper pipe end preparation, including beveling if required for welding. 2. Position and align pipe sections accurately using appropriate alignment tools. 3. Perform welding according to qualified procedures, utilizing compatible filler materials and adhering to specified preheat and post-weld heat treatment requirements.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 9001:2015 Mfg |
| DIN Equivalent | Industry Standard |
| Primary Standard | DIN 933 |
| Burst Pressure | 4x Working Pressure (Typical) |
| Working Pressure | See Manufacturer Specs |
| Temperature Range | -20°F to 400°F (-29°C to 204°C) |
| Carbon (C) | 0.28 - 0.55% |
| Manganese (Mn) | 0.60 - 0.90% |
| Phosphorus (P) | 0.04% max |
| Sulfur (S) | 0.05% max |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| Standard | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using incorrect welding consumables for carbon steel. | Always use AWS-certified welding electrodes or wires specifically designed for the grade of carbon steel being used. |
| Inadequate joint preparation leading to weld defects. | Ensure proper beveling, cleaning, and root gap control as per welding procedure specifications to prevent porosity or lack of fusion. |
A: This Seamless Pipe, Schedule 40 is manufactured from Carbon Steel.
A: Oil and Gas Production & Transportation, Chemical and Petrochemical Processing, High-Pressure Water Systems.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||