Filiz Steel, a reputable steel supplier located in Istanbul, Turkey, proudly presents its top-notch **Carbon Steel ASTM A334 Grade 3 tubing**, specifically crafted for **low-temperature service** in essential piping systems. Adhering to the **ASTM A334 specification**, this Grade 3 tubing is built to retain its strength and impact resistance even in frigid conditions. It’s a go-to choice for industries like **power generation, oil and gas, chemical processing**, and **refrigeration**, where dependable performance in sub-zero temperatures is crucial.
This tubing is made from a **carbon-manganese steel alloy**, typically featuring **0.19–0.25% carbon** and **0.29–1.06% manganese**, which enhances its mechanical strength compared to Grade 1 while still providing excellent ductility and weldability. It boasts a **minimum yield strength of 240 MPa** and a **tensile strength of 415 MPa**, with mandatory impact testing conducted at **-45°C (-50°F)** to ensure it meets the demands of low-temperature applications. The tubing can be offered in either **hot-finished or cold-drawn conditions**, with ends available in plain, beveled, or threaded styles to suit project specifications.
| Element | A/SA 334 Gr A3 |
| C | 0.30 max |
| Mn | 0.40-1.06 |
| P | 0.025 max |
| S | 0.025 max |
| Element | A/SA 334 |
| Tensile Strength, (MPa) | 380 min |
| Yield Strength, (MPa) | 205 min |
| Elongation min. % | 35 |
| Hardness, HB | 163 max |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
You’ll find this tubing commonly utilized in **heat exchangers, pressure vessels, condensers, LNG facilities, and cryogenic piping systems**, where it maintains structural integrity even under thermal stress and varying temperatures. Filiz Steel provides ASTM A334 Grade 3 tubing in a diverse array of sizes and wall thicknesses, all rigorously tested and certified to comply with strict international standards, making it a reliable option for cold-service industrial needs.
| Outside | Nominal | Wall | Inside | Weight |
| Diameter | Pipe Diameter | Thickness | Diameter | Lbs |
| Inches | Inches | Inches | Inches | Per Foot |
| 1.660 | 1-1/4 | .140 | 1.380 | 2.273 |
| 1.315 | 1 | .133 | 1.049 | 1.679 |
| 1.900 | 1-1/2 | .145 | 1.610 | 2.718 |
| 2.875 | 2-1/2 | .203 | 2.469 | 5.793 |
| 2.375 | 2 | .154 | 2.067 | 3.653 |
| 6.625 | 6 | .28 | 6.056 | 18.97 |
| 3.50 | 3 | .216 | 3.068 | 7.576 |
| 4.50 | 4 | .237 | 4.026 | 10.79 |
| 4 | 3-1/2 | .226 | 3.548 | 9.109 |
| 5.563 | 5 | .258 | 5.047 | 14.62 |
| 8.625 | 8 | .322 | 7.981 | 28.55 |
Carbon steel A334 gr3 Tubing are widely used in industries that require high -strength materials and excessive temperature and resistance to pressure. General applications include oil and gas, power generation and chemical processing, where pipes are used in heat exchange, boilers and pressure containers. Excellent mechanical properties make it ideal for systems that work at high pressure and temperature. In addition, the A334 G 3 hose is used in the manufacture of pipelines, capacitors and superhirs, where durability and reliability are needed. Its versatility and height performance make it a favorite option for important industrial applications.
Filiz Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Istanbul, Turkey.
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