ASTM A249 GR. Stainless Steel TP 304 Welded Tube is a standard specification for welded austenitic steel heat-exchanger tubes and is commonly used in high-temperature and corrosive environments. The TP 304 designation refers to the stainless steel grade with a minimum of 18% chromium and 8% nickel with a maximum of 0.08% carbon. These ASTM A249 GR. Stainless Steel TP 304 Welded Tube are often used in pharmaceuticals, petrochemicals, food processing, and other industries, as they offer outstanding resistance to corrosion, high-temperature, and high-pressure conditions. They are also well-suited for boiler and superheater applications because of their durable construction and long-lasting lifespan.
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ASTM A249 GR. Stainless Steel TP 304L Welded Tube is a popular choice for applications that require excellent toughness and resistance to corrosion. This type of welded tube is frequently used in the chemical, petrochemical, and oil and gas industries, as well as in food processing and pharmaceutical manufacturing. Its low carbon content makes it easier to weld and gives it better resilience to heat-induced sensitization.
ASTM A249 GR. Stainless Steel TP 316 Welded Tube is another widely used variety of welded tube due to its high corrosion resistance, particularly in marine environments. It is commonly used in heat exchangers, condensers, and other high-pressure and high-temperature applications. This type of welded tube is also suitable for use in the food and beverage industry and is often chosen for its ease of cleaning and maintenance.
ASTM A249 GR. Stainless Steel TP 316L Welded Tube is a low-carbon version of TP 316 that improves sensitization and intergranular corrosion resistance. Due to its excellent resistance to high temperatures and harsh chemical environments, it is frequently used in the chemical, petrochemical, and oil and gas industries. It is also preferred for its formability and weldability, making it a highly versatile material for various applications.
ASTM A249 GR. Stainless Steel TP Welded Tubes offer several benefits, making them a preferred material for many industrial applications. Their high resistance to corrosion and oxidation, excellent formability and weldability, and ability to withstand harsh environments and high temperatures make them a reliable and cost-effective choice. Understanding the different types and benefits of ASTM A249 GR. Stainless Steel TP Welded Tubes are essential for anyone looking to use high-quality, durable, and corrosion-resistant material for their industrial applications.
Stainless Steel TP304 Welded Tubes find applications in various industries, including chemical processing, oil and gas, food and beverage, & pharmaceuticals. They are used in heat exchangers, boilers, condensers, process piping, and other equipment where corrosion resistance and durability are required.
Yes, Stainless Steel TP304 Welded Tubes are highly weldable. They can be easily welded using various methods such as TIG (Tungsten Inert Gas) welding, MIG (Metal Inert Gas) welding & resistance welding. Proper welding techniques, filler materials & post-weld treatments should be used to ensure strong & reliable weld joints.
Yes, Stainless Steel 316L Welded Tubes are designed to withstand high-temperature environments. They have good heat resistance & can maintain their mechanical properties at elevated temperatures. This makes them suitable for applications such as heat exchangers, boilers & other high-temperature process equipment.
STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
SS 304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Х18Н10 | Z7CN18-09 | X5CrNi18-10 |
SS 304L | 1.4306 / 1.4307 | S30403 | SUS 304L | 3304S11 | 03Х18Н11 | Z3CN18-10 | X2CrNi18-9 / X2CrNi19-11 |
SS 316 | 1.4401 / 1.4436 | S31600 | SUS 316 | 316S31 / 316S33 | - | Z7CND17-11-02 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
SS 316L | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17-11-02 / Z3CND18-14-03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 304 | 0.08 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 18 – 20 | - | 8 – 11 | - |
SS 304L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.03 max | 18 – 20 | - | 8 – 13 | - |
SS 316 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 - 18.00 | 2.00 - 3.00 | 11.00 - 14.00 | 67.845 min |
SS 316L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 - 18.00 | 2.00 - 3.00 | 10.00 - 14.00 | 68.89 min |
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
8.0 g/cm3 | 1399 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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