Phanuphong Steel, located in Bangkok, Thailand, has built a solid reputation as a manufacturer and supplier of top-notch steel products, particularly Low Temperature Carbon Steel A333 Gr 4 Pipes. These pipes are celebrated for their durability and outstanding performance in freezing conditions, making them a go-to choice for industries that need reliable and sturdy piping solutions. Phanuphong Steel is committed to upholding international standards, ensuring that their pipes boast excellent toughness, weldability, and resistance to corrosion. With a strong focus on quality and customer satisfaction, the company serves a wide range of industrial needs both in Thailand and around the globe.
The Low Temperature Carbon Steel A333 Gr 4 Pipe is made up of a carefully balanced mix of carbon, manganese, phosphorus, sulfur, and silicon, which guarantees strength and impact resistance even in low temperatures. It has a minimum yield strength of 240 MPa and a tensile strength that ranges from 415 to 585 MPa, along with impressive elongation and notch toughness. These pipes are known for their excellent weldability, machinability, and resilience, making them ideal for use in extreme conditions. Their unique composition and mechanical properties ensure they perform reliably, safely, and lastingly, even under tough service conditions.
| Standard Specification | LTCS ASTM A333 Grade 4 |
| Codes and Standards | ANSI, ASME, ASTM, API, SAE, BS, AGA, AWWA, ISO, DIN |
| Dimensions | ASME/ ANSI B36.10 / 19 |
| Standard Size | 1/2” NB to 36” NB (LSAW, SSAW, HSAW) |
| Wall Thickness | 3-12mm |
| Pipes schedules | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Producing techniques | Seamless / ERW / Welded / Fabricated / CDW / EFW |
| Available Shapes | Round, Half Round, Square, Rectangular or Custom shape |
| Length | 3 to Max18 Meters or custom |
| Pipe End | Beveled End, Plain End, Treaded |
| Test Certificate | EN 10204 3.1 B |
| C | Mn | P | S | Si | Cr | Cu | Mo | Ni | Cb | V | |
| Grade 4 : | 0.30 | 0.40-1.06 | 0.025 | 0.025 | – | – | – | – | – | – | – |
| A333 Gr.4 Properties | Data |
| Yield strength (min), psi (MPa) | 30,000 (205 Mpa) |
| Tensile strength (min), psi (MPa) | 55,000 (380 Mpa) |
| Elongation(%) | 35 |
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 leading supplier of high-quality Low Temperature Carbon Steel A333 Gr 4 Pipe products in Bangkok, Thailand. We focus on steel solutions and offer a variety of products. This includes Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our products are Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. We are known for our good delivery and excellent customer care. We aim to provide strong and durable steel materials for many industrial uses. We work hard to meet high standards, making us a trusted partner for your steel needs.
You’ll find Low Temperature Carbon Steel A333 Gr 4 Pipe being widely utilized in sectors like oil and gas, petrochemicals, power generation, and shipbuilding, where fluids need to be transported at low temperatures. These pipes are crucial for LNG projects, refrigeration plants, cryogenic storage facilities, and offshore structures that demand durability and toughness in cold environments. They’re also perfect for refineries, pressure vessels, and heat exchangers. Their ability to maintain structural integrity in sub-zero conditions makes them essential for critical engineering projects that require strength, safety, and a long service life.
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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