Kyaw Stainless is a reputable manufacturer and supplier located in Naypyidaw, Myanmar, focusing on producing top-notch Stainless Steel 317 Tubing. Our 317 tubing is designed to provide outstanding resistance to corrosion, pitting, and oxidation, even in the toughest environments. This austenitic stainless steel alloy boasts a higher content of molybdenum, chromium, and nickel, which gives it remarkable strength and durability in acidic and chloride-rich conditions. At Kyaw Stainless, we prioritize precision manufacturing and rigorous quality control, ensuring our Stainless Steel 317 Tubing meets the demands of various industrial applications that require reliability, high performance, and resistance to chemical and thermal stress.
Stainless Steel 317 Tubing is made up of chromium (18–20%), nickel (11–15%), and molybdenum (3–4%), which significantly boost its resistance to corrosion and pitting. It features a tensile strength of around 515 MPa and a yield strength of about 205 MPa, with an elongation rate of 35%. The alloy’s hardness averages 85 HRB, offering excellent mechanical strength and toughness. Its well-balanced composition guarantees superior performance in both oxidizing and reducing environments, making it perfect for applications that require resistance to chemical corrosion and high temperatures.
| ASTM A213 / ASME SA 213 | Standard Specification for SS TP 317L Seamless Superheater, Condenser, Hydraulic, Boiler and Heat-Exchanger Tubes |
| Shapes | ASME SA213 TP317L Round, Rectangular, Square, Hydraulic, Straight, “U” Shape, Coiled, Honed Tubes, Pan Cake Coils |
| Manufacturing Type | Seamless / ERW / Welded / Fabricated / CDW / CDS / DOM / CEW / 100% X Ray Welded |
| Delivery Condition | Annealed and Pickled (AP), Polished, Bright Annealed (BA), Cold Drawn, MF |
| Surface Finish | BA, 2B, No.4, No.1, No.3, No.8, 8K, HL, 2D, 1D, Mirror Polished, 180G, 320G, 400G Satin/ Hairline, 400G, 500G, 600G or 800G Mirror finish DIN 1.4438 Stainless Steel 317L Tubing or Custom Finish as per customer’s specification |
| Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXH, SCH XXS, SCH XS |
| Standard | SUS, JIS, AISI, ASTM, GB, DIN, EN |
| Relevant Standard | ASTM A213, ASTM A312, ASTM A269, ASTM A778, ASTM A554, ASTM A249, ASTM A269, ASTM A270, ASTM A789, DIN 17456, DIN17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, GB13296 |
| SS 317L | Maximum |
|---|---|
| Ni | 11 – 15 |
| C | 0.035 Maximum |
| Mn | 2 Maximum |
| P | 0.040 Maximum |
| S | 0.03 Maximum |
| Si | 1 Maximum |
| Cr | 18 – 20 |
| Mo | 3 – 4 |
| N | – |
| Element | AISI 317L |
|---|---|
| Density | 8.0 g/cm3 |
| Melting Range | 1454 °C (2650 °F) |
| Tensile Stress | Psi – 75000 , MPa – 515 |
| Yield Stress (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
| Hardness (Brinell) |
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Stainless Steel 317 Tubing is widely used in chemical processing, marine, and pharmaceutical industries due to its superior corrosion resistance and high strength. It is ideal for heat exchangers, condensers, boiler tubes, and pressure vessels in aggressive chemical environments. In the food processing and beverage industries, these tubes are used for fluid transportation, storage tanks, and food handling equipment. Additionally, they are widely applied in oil and gas industries, pulp and paper industries, marine equipment, and offshore platforms, ensuring long service life, excellent durability, and superior performance in harsh and corrosive environments.
Tubing is produced without welds, offering superior strength and uniformity. It typically ranges from 1/8″ to 12″ in diameter. It is highly resistant to corrosion, particularly in chloride environments.
Manufactured by welding a strip of stainless steel, this tubing is suitable for applications requiring moderate strength and corrosion resistance. Sizes generally range from 1/4″ to 6″ in diameter. It provides good resistance to corrosive environments, especially those with chlorides.
Designed for use in heat exchangers, this tubing is available in diameters from 1/2″ to 2″ and offers excellent heat transfer properties. It is highly resistant to corrosion, making it ideal for aggressive chemical environments.
Used for precise measurement and control applications, with sizes typically ranging from 1/16″ to 2″ in diameter. It offers excellent resistance to corrosion and maintains integrity under high pressure.
Engineered for high-temperature applications, these tubes usually come in diameters from 1/2″ to 4″. They provide robust resistance to oxidation and scaling, making them suitable for boiler systems.
Used in various heat exchanger and condenser applications, with sizes commonly from 1″ to 3″ in diameter. They are highly resistant to corrosion and can withstand the thermal stresses of heat exchange processes.
Specifically designed for condenser systems, with dimensions typically ranging from 1/2″ to 2″ in diameter. They offer excellent resistance to corrosion from steam and other condensate environments.
Used for heat transfer applications, these tubes are available in various diameters, often from 1/2″ to 2″. They feature enhanced surface area for improved heat exchange efficiency and are highly resistant to corrosion.
Stainless Steel 317 Tubing finds extensive use across various industries, including chemical processing, petrochemical, marine, and pulp & paper manufacturing, thanks to its exceptional corrosion and heat resistance. It’s particularly well-suited for heat exchangers, condensers, evaporators, and fluid transport systems that come into contact with acidic and chloride-laden solutions. The tubing’s impressive mechanical strength and weldability make it ideal for pressure systems, pharmaceutical production, and food processing applications. Stainless Steel 317 Tubing is especially favored in settings where both strength and resistance to localized corrosion are crucial.
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