Naing Steel stands as a trusted manufacturer and supplier in Naypyidaw, dedicated to delivering robust solutions for Myanmar’s growing industrial landscape. We take pride in our production of Carbon Steel A334 GR 3 Tubing, a product engineered to meet the rigorous demands of low-temperature service. Our commitment lies in providing reliable, high-quality materials that ensure the integrity and safety of critical projects, supporting the nation’s development with locally sourced strength and precision.
The strength of this tubing comes from its specific composition, primarily a carbon-manganese steel that is carefully balanced for resilience. It is designed to perform exceptionally well in colder environments, offering excellent toughness to prevent brittleness. The mechanical properties ensure it can withstand significant pressure and stress, making it a dependable choice where failure is not an option. This combination of a robust chemical makeup and proven mechanical performance provides a fundamental layer of security for any system it is part of.
| 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.
Naing Steel is a trusted manufacturer and supplier of high-quality Carbon Steel A334 GR 3 Tubing in Naypyidaw, Myanmar. We offer premium steel materials and a comprehensive range of products, including Alloy Steel, Carbon Steel, Mild Steel, and Galvanized Steel. Our extensive inventory features Tubes, Pipes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Committed to fast delivery and exceptional customer service, we source top-grade raw materials to ensure superior strength and durability for demanding industrial applications. Contact us today for all your Carbon Steel A334 GR 3 Tubing 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 |
This particular grade of tubing is essential for constructing pipelines and equipment that operate in low-temperature settings, such as refrigeration systems, gas processing plants, and chemical processing units. Its reliable performance makes it ideal for transporting oils, gases, and other fluids safely and efficiently, even under challenging conditions. From industrial processing facilities to energy sector infrastructure, A334 GR 3 Tubing serves as a critical component, ensuring operational continuity and safety where temperature resilience is a key requirement.
Naing 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 Naypyidaw, Myanmar.
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