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DIN W.Nr.2.4851 Thread Rod
QS Fastener: DIN W.Nr.2.4851 Thread Rod
Name: DIN W.Nr.2.4851 Thread Rod
Material: NiGr23Fe
Product Grade: A
Size: M6 to M100
Length: 30 to 800 mm
Standard: ANSI, DIN, NF
Strength of Extension: 650 N/mm²
Feature: Excellent Oxidation Resistance at High Temperatures
Application: For Thermal Treatment Plant
Material: NiGr23Fe
Product Grade: A
Size: M6 to M100
Length: 30 to 800 mm
Standard: ANSI, DIN, NF
Strength of Extension: 650 N/mm²
Feature: Excellent Oxidation Resistance at High Temperatures
Application: For Thermal Treatment Plant
Quantity
DIN W.Nr.2.4851 Thread Rod is a high-performance threaded rod made from NiCr23Fe material, classified as Grade A. It is available in sizes ranging from M6 to M100 and lengths from 30 to 800 mm, complying with ANSI, DIN, and NF standards, with a tensile strength of up to 650 N/mm². Its exceptional high-temperature oxidation resistance makes DIN W.Nr.2.4851 Thread Rod an ideal choice for heat treatment equipment, gas turbines, and other high-temperature industrial applications, ensuring high strength and reliability in extreme environments.
DIN W.Nr.2.4851 Thread Rod is a nickel-based high-temperature alloy, renowned for its excellent mechanical properties and corrosion resistance, making it widely used in high-temperature environments. To further optimize the mechanical properties of DIN W.Nr.2.4851 Thread Rod, solution treatment is typically required. Solution treatment adjusts the alloy's microstructure, eliminates processing stresses, and improves material uniformity and overall performance.
1. Solution Treatment Process
1.1 Purpose of Solution Treatment
The primary purpose of solution treatment is to dissolve carbides and other precipitates in DIN W.Nr.2.4851 Thread Rod into the matrix, forming a uniform solid solution, thereby enhancing its strength, toughness, and corrosion resistance.
1.1 Purpose of Solution Treatment
The primary purpose of solution treatment is to dissolve carbides and other precipitates in DIN W.Nr.2.4851 Thread Rod into the matrix, forming a uniform solid solution, thereby enhancing its strength, toughness, and corrosion resistance.
1.2 Process Parameters
- Heating Temperature: 1100-1150°C (1120°C is recommended as the optimal temperature).
- Heating Temperature: 1100-1150°C (1120°C is recommended as the optimal temperature).
- Holding Time: Determined by the thickness of DIN W.Nr.2.4851 Thread Rod, typically 1-2 hours (1 hour per 25 mm thickness).
- Cooling Method: Water quenching (rapid cooling to suppress the precipitation of carbides and other phases).
1.3 Equipment Requirements
- Heating Furnace: High-temperature resistance furnace or gas furnace with a temperature control accuracy of ±5°C.
- Heating Furnace: High-temperature resistance furnace or gas furnace with a temperature control accuracy of ±5°C.
- Cooling Tank: Equipped with a circulating water system to ensure rapid and uniform cooling of DIN W.Nr.2.4851 Thread Rod.
2. Microstructural Changes
2.1 Before Solution Treatment
- The microstructure of DIN W.Nr.2.4851 Thread Rod may contain carbides (e.g., Cr23C6) and other precipitates, unevenly distributed.
2.1 Before Solution Treatment
- The microstructure of DIN W.Nr.2.4851 Thread Rod may contain carbides (e.g., Cr23C6) and other precipitates, unevenly distributed.
- Grain size is larger, and processing stresses are present.
2.2 After Solution Treatment
- Carbides and other precipitates dissolve into the matrix, forming a uniform solid solution.
- Carbides and other precipitates dissolve into the matrix, forming a uniform solid solution.
- The grain size of DIN W.Nr.2.4851 Thread Rod is refined, grain boundaries are clear, and the microstructure becomes more uniform.
- Processing stresses are completely eliminated, and internal stress distribution is uniform.
3. Performance Improvements
3.1 Mechanical Properties
- Tensile Strength: Increased from 650 MPa to 750-800 MPa.
3.1 Mechanical Properties
- Tensile Strength: Increased from 650 MPa to 750-800 MPa.
- Yield Strength: Increased from 300 MPa to 350-400 MPa.
- Elongation: Increased from 30% to 40-45%.
- Hardness: Increased from 150 HV to 180-200 HV.
3.2 Corrosion Resistance
- In high-temperature oxidation environments, the oxidation rate of DIN W.Nr.2.4851 Thread Rod is reduced by 30-40%.
- In high-temperature oxidation environments, the oxidation rate of DIN W.Nr.2.4851 Thread Rod is reduced by 30-40%.
- In acidic environments, corrosion resistance is improved by 20-30%.
3.3 High-Temperature Performance
- At 1000°C, the creep resistance of DIN W.Nr.2.4851 Thread Rod is improved by 20-25%.
- At 1000°C, the creep resistance of DIN W.Nr.2.4851 Thread Rod is improved by 20-25%.
- High-temperature strength is significantly enhanced, making it suitable for long-term high-temperature applications.
Solution treatment is a critical process for optimizing the mechanical properties of DIN W.Nr.2.4851 Thread Rod. By heating to 1100-1150°C followed by rapid water quenching, the strength, toughness, and corrosion resistance of DIN W.Nr.2.4851 Thread Rod are significantly improved, along with its high-temperature performance. In practical applications, solution-treated DIN W.Nr.2.4851 Thread Rod demonstrates excellent performance in gas turbines, chemical equipment, and high-temperature furnace tubes. For further information on heat treatment processes or customized solutions, please contact our technical support team.
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