What is 0Cr25Ni20?

0Cr25Ni20 heat-resistant stainless steel (typical composition %: 0.05C, 0.70Si, 0.95Mn, 0.025P, 0.006S, 24.5Cr, 19.3Ni) is a high-chromium-nickel austenitic stainless steel, which has excellent corrosion resistance in oxidizing media and has Good high-temperature mechanical properties, so it can be used for both corrosion-resistant parts and high-temperature parts.

What is the chemical composition of 0Cr25Ni20?

S :≤0.030

P :≤0.035

Cr:24.00~26.00

Ni:19.00~22.00

What are the mechanical properties of 0Cr25Ni20?

Tensile strength σb (MPa):≥515

Conditional yield strength σ0.2 (MPa):≥205

Elongation δ5 (%):≥35

Reduction of area ψ (%):≥50

Hardness: HBW≤182; HRB≤90; HV≤200

What is the metallographic structure of 0Cr25Ni20?

Heat treatment specifications: solid solution 1040~1180 ℃ rapid cooling.

 Metallographic structure: The structure is characterized by austenitic type.

 Delivery status: Generally, it is delivered in a heat treatment state, and the type of heat treatment is specified in the contract; if it is not specified, it is delivered in a non-heat treatment state.

 Product Specifications: Sheet and Rod.

What is the adaptation of 0Cr25Ni20?

Oxidation resistance is better than 0Cr23Ni13. In fact, it is mostly used as heat-resistant steel for the manufacture of high-temperature furnace tubes for hydrogen unwinding. Oxidation-resistant steel that withstands repeated heating below 1000 degrees Celsius, furnace parts, nozzles, and combustion chambers. Under high-temperature conditions, steel with oxidation resistance, sufficient high-temperature strength and good heat resistance is called heat-resistant steel. 0Cr25Ni20 heat-resistant stainless steel, domestic brand 0Cr25Ni20, American brand 310S, also known as 2520, is used for the manufacture of high-temperature resistant furnace tubes.

Where is 0Cr25Ni20 found?

0Cr25Ni20 is found in chromium-nickel alloys, which are used in a variety of applications. Chromium-nickel alloys are known for their corrosion resistance, strength, and toughness. While 0Cr25Ni20 is not the only alloy in this class, it is one of the most common.

What are the properties of 0Cr25Ni20?

0Cr25Ni20 is an austenitic stainless steel with excellent corrosion resistance and good ductility. It is widely used in the food industry, medical equipment, and chemical process industries. 

What are the benefits of 0Cr25Ni20?

0Cr25Ni20 is an austenitic stainless steel with excellent corrosion resistance, weldability and formability. It is widely used in the food, beverage and pharmaceutical industries. The main benefits of using 0Cr25Ni20 are:
-It has excellent corrosion resistance due to its high chromium and nickel content
-It has good weldability and formability
-It is a low carbon steel which makes it suitable for use in food, beverage and pharmaceutical industries

What are the advantages of 0Cr25Ni20?

0Cr25Ni20 has excellent high temperature strength and oxidation resistance. It is widely used in the production of furnace tubes, heat exchangers, boiler drums and so on in high temperature environments. In addition, 0Cr25Ni20 also has good weldability and cold workability.

Are there any drawbacks to using 0Cr25Ni20?

There are a few potential drawbacks to using 0Cr25Ni20 stainless steel. Firstly, this grade of stainless steel is not as widely available as other grades, which could make it more difficult and expensive to source. Secondly, 0Cr25Ni20 has a lower chromium content than some other grades of stainless steel, which means it may not be as resistant to corrosion and staining. Finally, the nickel content in 0Cr25Ni20 can make it slightly less ductile than other grades, meaning it may be more susceptible to cracking or breaking under stress.

What are the uses for 0Cr25Ni20?

0Cr25Ni20 is a chromium-nickel stainless steel with good oxidation resistance and corrosion resistance. It is suitable for use in the food industry, pharmaceutical industry, and medical industry.

What is the welding of 0Cr25Ni20?

Welding of 0Cr25Ni20 is performed using all standard welding methods. However, because of its high carbon and chromium content, this alloy is subject to hardening when heated, so preheating and postweld heat treatment are recommended. For best results, the preheat should be between 300°F and 700°F (149°C and 371°C), and the postweld heat treatment should be between 1000°F and 1400°F (537°C and 760°C).

What is the heat treatment of 0Cr25Ni20?

The heat treatment of CrNi is the process of heating and cooling the metal to change its physical and chemical properties. The most common heat treatments are annealing, quenching, and tempering.

How to weld 0Cr25Ni20?

Assuming you have all the necessary materials and equipment, welding 0Cr25Ni20 is a relatively straightforward process. Here are the steps you'll need to follow:

1. Begin by cleaning the surfaces of the 0Cr25Ni20 that you'll be joining. This is important in order to ensure a strong, clean weld.

2. Next, set up your welding machine and select the appropriate settings for 0Cr25Ni20.

3. Once your machine is all set up, position the pieces of 0Cr25Ni20 that you'll be welding together so that they're flat and level.

4. Now it's time to start welding! Apply steady pressure as you move the welding torch along the seam between the two pieces of metal. Be sure to keep your torch at a consistent angle to ensure a smooth, even weld bead.

5. Continue welding until you've reached the end of the seam. Then, turn off your welding machine and allow the weld to cool before handling it further.