Padrão de projeto: API 600
Classificações de pressão-temperatura: ASME B16.34
Faixa de tamanho: 2” a 48”
Faixa de pressão: Classe 150 a 2500
Conexões finais: RF flangeado, RTJ, solda de topo
Dimensões da extremidade flangeada: ASME B16.5 (≤24”), ASME B16.47 Série A ou B (>24”)
Dimensões da extremidade da solda de topo: ASME B16.25 face a face
Dimensões face a face: ASME B16.10
Inspeção e Teste: API 598
Materiais do corpo: ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M, ASTM A351 CF8C
CN3MN, CK3MCUN, CN7M, ASTM A890 4A(CD3MN), ASTM A890 5A(CE3MN),
ASTM A890 6A(CD3MWCuN)
ASTM B148 C95800, ASTM B148 C95500.
Materiais de embalagem:Ptfe,PPL, grafite, grafite com fio inconel

In harsh working environments such as chemical, petroleum, natural gas and marine engineering, valves are key equipment for fluid control, and their materials and performance directly determine the safety and reliability of the system. 2507 gate valves have become commonly used valves in these fields due to their excellent corrosion resistance, high strength and wear resistance.

1. Characteristics of 2507 gate valves
1.1 Characteristics of 2507 material
2507 is a duplex stainless steel material with the following characteristics:

Excellent corrosion resistance: Excellent performance in chloride ion, sulfuric acid and alkaline environments.

High strength: tensile strength ≥750 MPa, yield strength ≥550 MPa.

Good toughness: Can maintain good toughness in low temperature environment.

Wear resistance: The hardness can reach HRC 30-35, suitable for occasions with severe wear.

1.2 Structural features of gate valves
The 2507 gate valve is made of high-quality CD4MCu steel and has the following structural features:

Valve body: cast or forged with 2507 steel, with high strength and corrosion resistance.

Gate: precision machined to ensure the flatness and finish of the sealing surface.

Valve stem: connects the gate and the operating mechanism, usually cylindrical, with a square or hexagonal interface on the top for easy operation.

Sealing ring: select metal or non-metallic materials according to the working conditions to ensure sealing performance.

Operating mechanism: supports manual, pneumatic or electric operation to meet different needs.

2. Advantages of 2507 gate valves

2.1 Excellent corrosion resistance
Excellent performance in chloride ion, sulfuric acid and alkaline environments, suitable for harsh working conditions such as chemical, petroleum and marine engineering.

2.2 High strength and pressure resistance
The high strength and pressure resistance of 2507 material make it perform well in high-pressure environments and suitable for high-pressure pipeline systems in the oil, gas and chemical industries.

2.3 Good toughness
The 2507 material can still maintain good toughness in low-temperature environments and is suitable for industrial applications in cold areas.

2.4 Long service life
Due to the wear resistance and corrosion resistance of 2507 material, the service life of the gate valve is significantly extended, reducing maintenance costs.

3. Application scenarios and industry fields of 2507 material gate valves
3.1 Chemical industry
Application scenarios: reactors, heat exchangers, corrosive chemical delivery pipelines.

Advantages: Corrosion resistance and wear resistance make it perform well in strong acid and strong alkali environments.

3.2 Oil and gas industry
Application scenarios: oil well pipelines, natural gas delivery pipelines, refining equipment.

Advantages: Able to withstand high pressure and corrosive media to ensure the safe operation of the system.

3.3 Marine engineering
Application scenarios: seawater desalination equipment, offshore platform pipelines.

Advantages: Corrosion resistance and pressure resistance make it perform best in marine environment.

3.4 Power industry
Application scenarios: boiler system, steam pipeline, cooling water system.

Advantages: High pressure resistance and sealing performance ensure the efficient operation of power equipment.

3.5 Environmental protection engineering
Application scenarios: wastewater treatment equipment, flue gas desulfurization equipment.

Advantages: Corrosion resistance makes it perform well in environments containing corrosive gases and liquids.

4. Manufacturing process of 2507 material gate valve
4.1 Casting process
The valve body is usually manufactured by casting process to ensure the high density and uniformity of the material. The casting process can significantly improve the mechanical properties of the material, making it more stable under high pressure environment.

4.2 Precision machining
The gate and sealing surface are precision machined to ensure the flatness and finish of the sealing surface. Precision machining process can significantly improve the sealing performance and service life of the gate valve.

4.3 Surface treatment
The surface is usually treated with anti-corrosion treatment, such as galvanizing, painting or spraying anti-corrosion coating, to improve its corrosion resistance and aesthetics.

5. Market prospects of 2507 material gate valves
With the continuous development of industrial technology, the demand for high-performance valves is increasing. CD4MCu material gate valves have broad market prospects in the fields of oil, natural gas, chemical industry, electric power and marine engineering due to their excellent mechanical properties, pressure resistance and durability. In the future, with the application of new materials and new processes, the performance of 2507 material gate valves will be further improved to meet the needs of more demanding working conditions.

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