Phanuphong Steel and Plates, located in the vibrant city of Bangkok, Thailand, has built a solid reputation as a reliable manufacturer and supplier of high-quality carbon steel tubing. They cater to a variety of industrial sectors throughout Asia and beyond. One of their standout products is the Carbon Steel ASME SA 179 Tubing, which is specifically designed for use in heat exchangers and condensers. With a commitment to precision manufacturing and strict adherence to international standards, Phanuphong Steel guarantees that each tube meets rigorous criteria for low carbon content, outstanding thermal conductivity, and a smooth surface finish. Their focus on durability, performance, and quick delivery has made them a go-to supplier for the energy, HVAC, and petrochemical industries.
Carbon Steel ASME SA 179 Tubing is a seamless, cold-drawn low-carbon steel tube that excels in heat transfer applications. Its chemical makeup includes Carbon (≤0.06%), Manganese (0.27–0.63%), Phosphorus (≤0.035%), and Sulfur (≤0.035%). This tubing is known for its excellent thermal conductivity and fine surface finish. On the mechanical side, it boasts a minimum tensile strength of 325 MPa, a minimum yield strength of 180 MPa, and an elongation of ≥35%. The cold-drawn process enhances its dimensional accuracy and surface quality. Phanuphong Steel ensures that every SA 179 tube undergoes hydrostatic and nondestructive testing to guarantee top-notch quality.
| Product | ASTM A179 Seamless Steel Tubes |
| Specification | ASTM A179 / ASME SA179 |
| Standard | ASTM A179/A179M, ASME SA179/SA179M is the standard applicable to Seamless cold drawn low carbon steel heat exchanger and condenser tubes |
| Size OD (In mm) | 3/4” (19.05mm), 1” (25.4mm), 1¼” (31.75mm), 1½” (38.1mm), 2” (50.8mm), 2½” (63.5mm), 3” (76.2mm) |
| Wall Thickness (BWG, mm) | 16BWG (1.651mm), 14BWG(2.108mm), 12BWG(2.769mm), 10BWG(3.404mm), 8BWG(4.191mm) |
| Application | For high, middle, low pressure boiler and pressure purposes |
| Length | 5800mm; 6000mm; 6096mm; 7315mm; 11800mm; and so on. Max length: 27000mm, also U bending can be offered |
| Product Marking | ASTM A179 or ASME SA179, size, heat no., Lot No. and Manufacture name or logo. |
| Other Testing | Hydrostatic Test |
| Type | Seamless – Hot Rolled / Cold Drawn |
| Form | Round |
| International Standards | ASME, API, EN, DIN, ISO |
| End | Plain End, Beveled End, Coupling |
| Inspection | Third Party Inspection, Buyer Inspection |
| Packing | Weaving Bag, Seaworthy Bundles, Wooden Case if required |
| Specials | Sizes and Specification other than above can be manufactured on request |
| Certification | EN 10204 3.1 |
| Chemical Composition | ||||
| C | Mn | P≤ | S≤ | Si≤ |
| 0.06-0.18 | 0.27-0.63 | 0.035 | 0.035 | 0.25 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phanuphong Steel is a trusted manufacturer and supplier of high-quality Carbon Steel ASME SA 179 Tubing in Bangkok, Thailand. Specializing in premium steel materials, we offer a diverse range of products, including Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our extensive inventory features Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. With a strong commitment to reliable delivery and exceptional customer service, Phanuphong Steel provides top-grade materials that ensure superior performance in various industrial applications. Trust us for all your Carbon Steel ASME SA 179 Tubing needs.
| Tensile | Yield | Elongation | Hardness |
| Strength (Mpa) | Strength (Mpa) | (%) | (HRB) |
| ≥325 | ≥180 | ≥35 | ≤72 |
Carbon Steel ASME SA 179 Tubing finds its place in a variety of applications, including heat exchangers, condensers, coolers, and boilers, particularly in thermal and petrochemical plants. Thanks to its low carbon content and impressive thermal conductivity, it’s perfect for quick heat transfer in systems involving steam, water, or gases. The tubing’s smooth internal surface and consistent wall thickness contribute to its efficient performance in HVAC systems, power plants, oil refineries, and refrigeration units. It’s also utilized in marine and automotive heat systems. Phanuphong Steel supplies this essential tubing with a commitment to quality and reliability.
Phanuphong 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 Bangkok, Thailand.
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