HASTELLOY® C-2000® alloy (UNS N06200) is a highly corrosion-resistant nickel-chromium-molybdenum-tungsten alloy designed for use in extreme chemical environments. This article provides a detailed and rich introduction to HASTELLOY® C-2000® alloy, covering its chemical composition, mechanical properties, performance at different temperatures, industry applications, available shapes and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar products.
Composição química
Elemento
Composição (%)
Níquel (Ni)
50.0 min
Cromo (Cr)
22.0 – 24.0
Molibdênio (Mo)
15.0 – 17.0
Tungstênio (W)
3.0 – 4.5
Ferro (Fe)
2,0 máx.
Cobalto (Co)
1,0 máx.
Manganês (Mn)
0.50 max
Carbono (C)
0.010 max
Silício (Si)
0.08 max
Fósforo (P)
0.025 max
Enxofre (S)
0.010 max
Propriedades mecânicas
Propriedade
Valor
Resistência à tração, ksi (MPa)
100 (690) min
Força de rendimento (compensação de 0,2%), ksi (MPa)
45 (310) minutos
Alongamento (% em 2 polegadas)
40 min
Dureza, Rockwell C (HRC)
28 max
Desempenho em diferentes temperaturas
HASTELLOY® C-2000® alloy exhibits excellent performance across varying temperature ranges:
Room Temperature:Exceptional resistance to a wide range of corrosive chemicals, including sulfuric acid, acetic acid, and hydrochloric acid.
Elevated Temperatures:Maintains high strength and corrosion resistance up to 1800°F (980°C), making it suitable for high-temperature chemical processing.
Low Temperatures:Retains ductility and toughness at cryogenic temperatures, ensuring reliability in extreme environments.
Aplicações Industriais
HASTELLOY® C-2000® alloy is utilized in various industries due to its superior corrosion resistance:
Setor Industrial
Formulários
Processamento Químico
Reaction vessels, heat exchangers, and piping systems handling corrosive chemicals such as acids and chlorides.
Petróleo e Gás
Equipment exposed to sour gas environments containing hydrogen sulfide and other corrosive gases.
Farmacêutico
Pharmaceutical processing equipment requiring resistance to aggressive chemicals.
Celulose e Papel
Components in bleach plants and digesters exposed to harsh chemical environments.
Formas, tamanhos e padrões de produção
Formulário de produto
Formas disponíveis
Tamanhos disponíveis
Padrões de produção
Sheets/Plates
Pratos, Folhas
Espessura: 0,025″ – 1.000″ (0,64mm – 25,4mm)
ASTM B575
Barras
Round bars, hexagonal bars
Diâmetro: 0,25″ – 6,0″ (6,35mm – 152,4mm)
ASTM B574
Tubes/Pipes
Seamless tubes, welded pipes
OD: 0.5″ – 6.0″ (12.7mm – 152.4mm)
ASTM B619, ASTM B622
Padrões e notas correspondentes
Country/Region
Standard/Grade
USA
UNS N06200
Europe
2.4675
Alemanha
NiCr23Mo16Cu
França
NC23FeDU
Welding, Processing, Polishing, Heat Treatment
Processo
Detalhes
Soldagem
Excellent weldability using TIG, MIG methods, ensuring strong and reliable joints in corrosive environments.
Processing
Machinable using conventional methods, offering flexibility in fabrication processes.
Polimento
Capable of achieving smooth finishes for enhanced corrosion resistance and aesthetic appeal.
Tratamento térmico
Annealing at 2050°F (1121°C) followed by rapid quenching optimizes material properties and performance.
Cold Processing, Advantages, and Disadvantages
Aspecto
Detalhes
Cold Processing
Retains ductility and formability at room temperature, facilitating shaping and fabrication.
Vantagens
Superior resistance to a wide range of aggressive chemicals, high mechanical strength, and reliability in extreme environments.
Desvantagens
Higher initial cost compared to conventional stainless steels, limited availability of specific shapes and sizes.
Produtos Similares
Product Name
Comparação
HASTELLOY C-276 (UNS N10276)
Higher molybdenum content and broader resistance to oxidizing and reducing environments compared to C-2000.
HASTELLOY B-3 (UNS N10675)
Enhanced thermal stability and resistance to reducing acids, suitable for more severe corrosive conditions than C-2000.
Comparison of Similar Products
Propriedade/Recurso
Hastelloy C-2000
Hastelloy C-276
Hastelloy B-3
Nickel Content (%)
50.0
57,0
65.0
Molybdenum Content (%)
15.0 – 17.0
15.0 – 17.0
1.0 – 3.0
Conteúdo de cromo (%)
22.0 – 24.0
14.5 – 16.5
1.5 – 3.0
Tensile Strength (ksi)
100 min
110 min
100 min
Yield Strength (ksi)
45 min
52 min
40 min
Resistência à corrosão
Excellent in oxidizing and reducing acids, including sulfuric, acetic, and hydrochloric acid.
Excellent in a wide range of corrosive environments, including strong oxidizers and reducing agents.
Excellent in reducing acids and severe corrosive conditions.
This comprehensive article provides a detailed introduction to HASTELLOY® C-2000® alloy (UNS N06200), encompassing its chemical composition, mechanical properties, performance in various environments, industry applications, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar alloys. The structured format using tables ensures clarity and accessibility of technical information, catering to engineers, manufacturers, and professionals seeking corrosion-resistant materials for demanding applications.