Products Description
TP316L Stainless Steel Pipe is an austenitic stainless steel pipe. Its main components are chromium (Cr), nickel (Ni) and molybdenum (Mo). "L" stands for "low carbon", which means it has a low carbon content (generally ≤0.03%). It is commonly used in pipeline systems in the chemical, petroleum and natural gas industries.
Advantages
1. Good corrosion resistance
TP316L stainless steel pipes contain 2-3% molybdenum, which enhances its resistance to chloride corrosion. In addition, TP316L also exhibits better tolerance in common acidic environments such as sulfuric acid, phosphoric acid, and acetic acid, so it is particularly suitable for use in chemical industries and other scenarios with high corrosion resistance requirements.
2. Good welding performance
TP316L stainless steel pipes have good welding performance and are not prone to thermal cracking during welding. Their low carbon content helps prevent intergranular corrosion. After welding, the material structure remains stable, and the strength of the weld is close to that of the parent material, which can meet the use requirements of equipment with high welding quality requirements such as pressure vessels and heat exchangers, without the need for post-weld heat treatment.
3. Good high-temperature strength and oxidation resistance
TP316L stainless steel pipes have strong high-temperature use capabilities. It can withstand temperatures up to 870°C under intermittent heating conditions and can be used continuously at temperatures up to 925°C (depending on the specific working conditions and standards). This material is often used in heat exchangers, high-temperature fluid pipelines and other systems, which can effectively extend service life and reduce maintenance frequency.
4. Good processing performance
TP316L has high strength and good plasticity, and is suitable for a variety of processing processes such as cold processing, pipe bending, and flaring. In the actual manufacturing process, the material is easy to form and weld, and can meet the processing needs of parts with complex structures or high dimensional accuracy requirements.
Product Parameters
|
Product Name |
ASTM A312 TP316L Stainless Steel Pipe |
|
Out Diameter |
19-813mm |
|
Wall Thickness |
0.5-60mm |
|
Material Standard |
ASTM A312 |
|
Steel Grade |
ASTM A312 TP316L |
|
Surface |
Pickling, Solid solution, Polishing |
|
Packing |
Plastic Film, Plastic Cap, Bundle, Woven bag, Wooden Case, Iron Frame |
|
Delivery |
Within 3 days with stock, 15-50 days based on production |
|
Payment |
T/T, D/P, L/C at sight, Usance L/C etc. |
Chemical Requirements
|
Grade |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
|
TP316L |
0.035max |
2.00max |
0.045max |
0.030max |
1.00max |
16.00-18.00 |
10.00-14.00 |
Mechanical Property
|
Grade |
Tensile strength Min Ksi(Mpa) |
Yield strength Min Ksi(Mpa) |
Elongation % min |
|
TP316L |
70(485) |
25(170) |
35 |
Product Show
The quality of the pipe end serves as a hallmark for assessing the overall quality of a stainless steel pipe. The end surfaces of pipes produced by our company are straight and smooth, devoid of angles and burrs. Each finished pipe is equipped with plastic caps for protection.
Product Packing
Steel pipe bundles must be securely bound using materials such as steel belts, steel wires, or non-metallic flexible materials. To prevent damage to the steel pipe and cutting of the binding material, protective materials like wood, metal, fiberboard, plastic, or other suitable materials should be placed between the steel pipes and the binding materials.
For any inquiries regarding ASTM A312 TP316L stainless steel pipes, please contact us, and we will respond within one hour.
Email: johnny@yqpipeline.com
WhatsApp: +86 15632733100
Tel: +86 317 6376727
FAQ
Q: 1. What is the difference between TP316L stainless steel pipe and 316 stainless steel pipe?
A: The main difference is the carbon content: TP316L has a lower carbon content (≤0.03%), while 316 is usually ≤0.08%. Low carbon helps reduce the risk of intergranular corrosion after welding and is more suitable for applications that require welding.
Q: 2. Is TP316L suitable for food-grade pipes?
A: Yes, TP316L has excellent chemical stability and metal precipitation control capabilities, meets food safety requirements, and is widely used in transportation pipeline systems in the dairy, beverage and brewing industries.
Q: 3. Is TP316L stainless steel pipe reliable in low-temperature environments?
A: TP316L has good low-temperature toughness and can still maintain high strength and ductility in environments as low as -196°C. It is suitable for low-temperature conditions, such as liquid nitrogen, cooling systems, etc.
Q: 4. Does TP316L pipe need to be passivated regularly?
A: Although TP316L itself has good corrosion resistance, in order to enhance the stability of its surface passivation film, it is recommended to perform passivation treatment regularly in chemical or highly corrosive environments to improve the overall service life.
Q: 5. Can TP316L stainless steel pipes be used for underground pipelines?
A: Yes, but it is necessary to ensure that the soil does not contain corrosive media such as high concentrations of chloride ions and sulfides. To improve durability, it is recommended to add anti-corrosion coating or casing protection on the outside.
Q: 6. Is TP316L suitable for the pharmaceutical industry?
A: It is suitable for clean pipeline systems in the pharmaceutical industry. Its low precipitated metal ions and excellent polishing performance meet the strict requirements of pharmaceutical-grade equipment for cleanliness and pollution-free.
Q: 7. How is the magnetism of TP316L?
A: TP316L is an austenitic stainless steel, which is non-magnetic in itself, but may produce slight magnetism during cold processing, which will not affect its corrosion resistance.
Q: 8. Can TP316L stainless steel pipes be directly connected to carbon steel pipes?
A: Direct connection is not recommended. There is a potential difference between carbon steel and stainless steel. If they are in a humid or conductive medium environment for a long time, electrochemical corrosion will be aggravated. Insulating joints or flanges are required for isolation.
Q: 9. Is TP316L suitable for systems with frequent cleaning?
A: Very suitable. It has strong corrosion resistance to chemical cleaning agents, high surface finish, and is not easy to get dirty. It is widely used in CIP/SIP (cleaning/sterilization) systems.
Q: 10. How long is the life cycle of TP316L stainless steel pipe?
A: Under normal use and maintenance conditions, the service life of TP316L stainless steel pipe can usually reach more than 20 years. The service life depends on the working environment, medium type, and installation and maintenance.
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