INCOLOY® liga 020

INCOLOY-Alloy-020


INCOLOY Alloy 020 (UNS N08020) Product Introduction

Composição química

ElementoComposição (%)
Níquel (Ni)32,0 – 38,0
Cromo (Cr)19h00 – 21h00
Ferro (Fe)Bal.
Cobre3.0 – 4.0
Molibdênio (Mo)2,0 – 3,0
Manganês (Mn)2,0 máx.
Carbono (C)00,02 máx.
Silício (Si)1,0 máx.
Enxofre (S)0.035 max
Fósforo (P)0.045 max

Propriedades mecânicas

PropriedadeValor
Resistência à tração, ksi (MPa)80 (550) min
Força de rendimento (compensação de 0,2%), ksi (MPa)35 (240) min
Alongamento (% em 2 polegadas)30 minutos
Hardness, Brinell (HB)150 max

Desempenho em diferentes temperaturas

Faixa de temperaturaDesempenho
Temperatura do quartoGood mechanical properties and corrosion resistance.
High Temperatures (up to 1900°F / 1040°C)Maintains strength and oxidation resistance.
Low TemperaturesRetains toughness and ductility at cryogenic temperatures.

Aplicações Industriais

Setor IndustrialFormulários
Processamento QuímicoSulfuric acid production, phosphoric acid production.
PetrochemicalReactors, heat exchangers.
Food ProcessingFood handling equipment.
FarmacêuticoPharmaceutical processing equipment, reactors.

Shape, Size, and Production Standards

Formulário de produtoFormas disponíveisTamanhos disponíveisPadrões de produção
FolhasPratos, FolhasVarious thicknessesASTM B463, ASTM B366
BarrasRound bars, hexagonal barsDiameter rangeASTM B462, ASTM B464
Tubes/PipesSeamless tubes, welded pipesVarious dimensionsASME SB-462, ASME SB-464

Padrões e notas correspondentes

Country/RegionStandard/Grade
USAUNS N08020
Europe2.4660
JapãoNW 08020
ChinaNS143

Welding, Processing, Polishing, Heat Treatment

ProcessoDetalhes
SoldagemGood weldability using TIG, MIG methods.
ProcessingCold and hot forming processes. Machinable with standard methods.
PolimentoAchieves smooth finishes suitable for sanitary applications.
Tratamento térmicoAnnealing at 1950°F (1065°C) followed by rapid quenching.

Cold Processing, Advantages, and Disadvantages

AspectoDetalhes
Cold ProcessingExcellent formability and cold workability.
VantagensHigh corrosion resistance, good mechanical properties at elevated temperatures.
DesvantagensHigher cost compared to standard stainless steels. Requires careful welding practices to avoid sensitization.

Produtos Similares

Product NameComparação
Incoloy 800 (UNS N08800)Lower nickel content, similar applications.
Incoloy 825 (UNS N08825)Higher molybdenum and copper content, enhanced corrosion resistance.

This structured presentation provides a detailed insight into the chemical composition, mechanical properties, performance characteristics at different temperatures, industry applications, shapes and sizes available, production standards, welding and processing capabilities, as well as the advantages, disadvantages, and similar products related to INCOLOY Alloy 020 (UNS N08020). Each section is presented in a table format to ensure clarity and ease of reference for technical specifications and comparisons.