Chanchai Stainless is a well-known manufacturer and supplier in Bangkok, Thailand, providing excellent quality stainless steel 446 tubing for high-temperature and oxidation-resistant uses. Chanchai is famous for supplying precision-engineered and long-lasting stainless steel products and supplies 446 tubing to withstand extreme thermal and corrosive environments. The stainless steel 446 is a ferritic alloy that is suitable for conditions with high heat, sulfur compounds, and thermal cycling. Having different sizes and thickness of walls, Chanchai Stainless ensures its tubing conforms to global standards and supplies its customers in Thailand and overseas markets with timely and consistent quality.
| Specifications | : | ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790 |
| Dimensions | : | ASTM, ASME and API |
| Standards | : | GB/T 14975-2002, GB/T 14976-2002, GB 13296-91, API, ASTM A213, ASTM A312, ASTM A269, JIS G3459, JIS G3463, JIS G3448, DIN17458 |
| 446 Pipes & Tubes | : | 1/2″ NB – 24″ NB |
| ERW 446 Pipes & Tubes | : | 1/2″ NB – 24″ NB |
| EFW 446 Pipes & Tubes | : | 6″ NB – 100″ NB |
| Tubing Size | : | 1/8″NB TO 30″NB IN |
| Specialized in | : | Large Diameter Size |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | : | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | : | Round, Square, Rectangular, Hydraulic Etc |
| Length | : | Single Random, Double Random & Cut Length. |
| End | : | Plain End, Beveled End, Treaded |
| Grade | C | Mn | Si | P | S | Cr | MO | Ni | N | |
| 446 | Min | – | – | – | – | – | 23.00 | – | – | 0.10 |
| max | 0.2 | 1.5 | 0.75 | 0.040 | 0.030 | 30.00 | – | 0.50 | 0.25 |
| Density | 7.5 g/cm3 |
| Melting Point | 1510 °C (2750 °F) |
| Tensile Strength | Psi – 75,000 , MPa – 485 |
| Yield Strength (0.2%Offset) | Psi – 40,000 , MPa – 275 |
| Elongation | 20 % |
Contact us to get a quick quote for your requirement.
We rigorously tested to ensure unparalleled quality and performance. Each product is certified to meet international standards, including ISO and ASTM specifications. Advanced testing methods, such as fluid stability, ultrasonic, and corrosion resistance testing, ensure reliability, customer satisfaction and durability
Highly resistant to oxidation and corrosion, Stainless Steel 446 Seamless Tubing is used in high-temperature environments. It comes in various sizes, typically ranging from 1/8 inch to 12 inches in diameter and up to 60 feet in length, ensuring strength and durability without welds.
Offering excellent corrosion resistance, Stainless Steel 446 Welded Tubing is used where cost-effectiveness is key. Available in diameters from 1/4 inch to 8 inches and lengths up to 20 feet, it is ideal for general industrial applications and is welded for a more affordable solution
With superior resistance to high temperatures and corrosion, Stainless Steel 446 Heat Exchanger Tubes are designed for heat exchange systems. Typically available in diameters from 1/2 inch to 4 inches and custom lengths, they ensure efficient thermal transfer and durability under extreme conditions.
Offering excellent oxidation resistance, Stainless Steel 446 Instrumentation Tubing is used in precise measurement systems. Commonly found in sizes from 1/8 inch to 2 inches in diameter, it provides reliability and accuracy in high-temperature and high-pressure environments.
Known for its high corrosion resistance, Stainless Steel 446 Boiler Tubes are designed to withstand high-pressure and temperature in boilers. Typically available in diameters from 1 inch to 5 inches and lengths up to 30 feet, they are essential for reliable boiler operation.
Featuring excellent resistance to oxidation and corrosion, Stainless Steel 446 U-Tubes are used in compact heat exchangers. They generally come in diameters from 1/2 inch to 3 inches, with customizable lengths and bends to fit specific heat exchanger designs
Stainless Steel 446 Condenser Tubes are highly resistant to high-temperature corrosion. Available in sizes from 1/4 inch to 6 inches in diameter and varying lengths, these tubes are used in condenser systems to handle heat and corrosion effectively.
Offering exceptional corrosion and oxidation resistance, Stainless Steel 446 Fin Tubes enhance heat transfer efficiency. Typically available in diameters from 1/2 inch to 3 inches with fins of various lengths and configurations, they are used in heat exchangers and cooling systems.
Stainless steel 446 tubing finds large-scale usage in applications where high heat and oxidation resistance are paramount. It is best suited for furnace parts, heat exchangers, radiant tubes, burner tubes, and exhaust systems in thermal process industries. 446 tubing finds application in chemical and petrochemical plants where there is high sulfur and chloride content. It is also utilized in incinerators, kilns, power plants, and boiler systems where scaling resistance and high-temperature structural integrity are required. Its thermal stability and long service life also qualify it for continuous operation in harsh industrial environments.
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