ASTM A269 / ASME SA269 TP316L BA Stainless Steel Seamless&Welded Tube
Overview ASTM A269 TP316L Tube Equivalent
ASTM A269 TP316L is a grade of seamless and welded austenitic steel with nominal wall thickness that is designed with 316 austenitic stainless steel . The ASTM A269 TP316L tube is composed as an oustanding content of chromium, nickel, and molybdenum. The content embedded with these modules gives them excellent corrosion and ocidation resisitane properties.
A bright annealed finish is produced by heat-treating (annealing) in a controlled atmosphere furnace.It has a bright,reflective appearance, but may have some cloudiness and other imperfections. This particular finish is most often applied to stainless steel and viewed as a lower cost alternative to buffed (#7 or #8) mirror finish.
ASTM A269 TP316L Tube Equivalent
| Grade | UNS | WERKSTOFF NR. | EN | BS | Swedis SS | JIS |
| 316L | S31603 | 1.4404 | X2CrNiMo17-12-2 | 316S11 | 2348 | SUS 3L |
Chemical Composition of ASTM A269 TP316L
| Grade | | C | Mn | Si | S | Mo | P | Cr | Ni |
| 316L | Min | | | | | 2.0 | | 16.0 | 10.0 |
| Max | 0.03 | 2.0 | 0.75 | 0.03 | 3.0 | 0.045 | 18.0 | 14.0 |
Mechanical Properies of ATM A269 TP316L
| Grade | Tensile Str(Mpa) Min | Yield Str(Mpa) Min | Elongation | Hardnedd |
| Rockwell B(HR B) Max | Brinell(HB) Max |
| 316L | 485 | 170 | 40 | 95 | 217 |
Uses&Application:
1.Chemical and Petrochemical Industries: A269 TP316L tubes are widely used in chemical and petrochemical industries for applications such as transporting corrosive fluids, handling aggressive chemicals, and processing high-temperature and high-pressure fluids. Their high corrosion resistance, particularly against chemicals like acids, makes them suitable for these demanding environments.
2.Pharmaceutical and Biotechnology: A269 TP316L tubes find applications in pharmaceutical and biotechnology industries where high purity and cleanliness are essential. These tubes are often used for the transportation of sterile fluids, gases, and other critical process materials. The inherent corrosion resistance and smooth internal surface of TP316L tubes help maintain product integrity and prevent contamination.
3.Food and Beverage Industry: TP316L tubes are employed in the food and beverage industry, especially in processing and packaging applications that require high sanitation standards. These tubes are used for conveying fluids, including beer, dairy products, and other liquids with strict hygiene requirements. The smooth surface finish of TP316L tubes allows for easy cleaning and prevents bacterial growth.
4.Heat Exchangers and Condensers: A269 TP316L tubes are utilized in heat exchangers and condensers, especially in applications involving corrosive fluids or high-temperature environments. The excellent corrosion resistance and thermal conductivity of TP316L stainless steel make it suitable for efficient heat transfer in these systems.
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ASTM A269,ASME SA269 TP316L Bright Annealed Stainless Steel Tube Images
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