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ASTM A269 TP304L tube is a stainless steel seamless tube produced according to the American Society for Testing and Materials (ASTM) A269 standard, and its material is TP304L. The chemical composition of TP304L stainless steel mainly includes carbon (C) ≤ 0.03%, silicon (Si) ≤ 1.00% (some data shows ≤ 0.75%), manganese (Mn) ≤ 2.00%, phosphorus (P) ≤ 0.045%, sulfur (S) ≤ 0.030%, chromium (Cr) 17.00~19.00%, and nickel (Ni) 8.00~12.00%.
ASTM A269 Standard Tubing Chemical Composition
SS GRADE
ASTM A269/SA 269 CHEMICAL COMPOSITION % MAXIMUM
C
MN
P
S
SI
CR
NI
TP304
0.08
2.00
0.045
0.030
1.00
18.0-20.0
8.0-11.0
TP304L
0.030
2.00
0.045
0.030
1.00
18.0-20.0
8.0-12.0
ASTM A269 TP304L stainless steel heat exchanger tube has excellent corrosion resistance due to its high content of chromium and nickel elements, and can resist the erosion of most oxidizing acids, organic acids, inorganic acids, and alkaline solutions; At the same time, TP304L heat exchanger tube has high strength and toughness, and can withstand certain internal and external pressures; With good processability and plasticity, TP304L material is easy to perform cutting, bending, welding and other processing operations, meeting the production needs of various complex structural components; TP304L heat exchanger tube significantly improves its resistance to intergranular corrosion under welding or high-temperature conditions by reducing the carbon content (usually below 0.03%).
Chemical industry: TP304L stainless steel seamless tube is widely used in the manufacturing of equipment such as reactors, heat exchangers, storage tanks, and piping systems in the chemical industry due to its excellent corrosion resistance. These devices need to withstand the erosion of various chemical media, and TP304L stainless steel has become the preferred material due to its ability to safely transport and handle these chemical media.
Oil and gas industry: In the process of oil and gas extraction, transportation, and processing, TP304L stainless steel seamless tubes have become the preferred material for key components such as pipelines, valves, and joints due to their excellent pressure resistance, temperature resistance, and corrosion resistance. Especially in high-pressure, high-temperature, and corrosive environments, the performance advantages of TP304L stainless steel seamless tubes are more prominent.
Food processing industry: Due to its non-toxic and easy to clean nature, TP304L stainless steel seamless tube is widely used in the manufacturing of food processing equipment. For example, in dairy, beverage, and meat processing lines, TP304L stainless steel seamless tubes are used as conveying pipelines and containers to ensure the hygiene and safety of food.
Medical equipment: TP304L stainless steel seamless tube is widely used in the manufacturing of surgical instruments, implants, and the casing and internal piping systems of medical devices due to its excellent biocompatibility and corrosion resistance. These applications require materials with high reliability and safety, and TP304L stainless steel seamless tube is the ideal choice to meet these requirements.
Architecture and Decoration: With its beautiful appearance and corrosion resistance, TP304L stainless steel seamless tubes are also commonly used in the decoration of high-end buildings, such as handrails, railings, door and window frames, etc. These applications not only require materials to have a beautiful appearance, but also to be able to resist the erosion of harsh environments.
YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9...
YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9...
