Tribaloy T-800 Alloy: Product Introduction
Tribaloy T-800 is a cobalt-based superalloy known for its exceptional wear resistance, high temperature strength, and corrosion resistance. This article provides a comprehensive introduction to Tribaloy T-800, covering its chemical composition, mechanical properties, performance at different temperatures, industry applications, shapes and sizes, production standards, welding and processing capabilities, advantages and disadvantages, and a comparison with similar alloys.
Composição química
Tribaloy T-800 has a complex chemical composition tailored for high-performance applications:
| Elemento | Composição (%) |
|---|---|
| Cobalto (Co) | 54.0 – 60.0 |
| Cromo (Cr) | 27.0 - 31.0 |
| Níquel (Ni) | 10.0 - 12.0 |
| Molibdênio (Mo) | 3.0 – 4.5 |
| Tungstênio (W) | 3.0 – 4.5 |
| Carbono (C) | 0.05 - 0,15 |
| Ferro (Fe) | 1.0 – 2.0 |
| Silício (Si) | 1,0 máx. |
| Manganês (Mn) | 1,0 máx. |
| Fósforo (P) | 00,04 máx. |
| Enxofre (S) | 00,04 máx. |
Propriedades mecânicas
Tribaloy T-800 exhibits excellent mechanical properties suitable for demanding applications:
| Propriedade | Valor |
|---|---|
| Resistência à tração, ksi (MPa) | 175 (1205) min |
| Força de rendimento (compensação de 0,2%), ksi (MPa) | 135 (930) min |
| Alongamento (% em 2 polegadas) | 15 minutos |
| Dureza, Rockwell C (HRC) | 38 - 46 |
Características de desempenho
Tribaloy T-800 offers exceptional performance across various conditions:
- Resistência ao desgaste: Superior resistance to abrasion, erosion, and galling, making it ideal for components subjected to high-stress wear conditions.
- Resistência a altas temperaturas: Maintains strength and hardness at elevated temperatures, up to approximately 1100°F (593°C).
- Resistência à corrosão: Good resistance to oxidation and corrosion in aggressive environments, including acids and alkalis.
Aplicações Industriais
Tribaloy T-800 is utilized in industries requiring high wear and corrosion resistance:
| Setor Industrial | Formulários |
|---|---|
| Automotivo | Valve components, piston rings, and turbocharger bearings. |
| Aeroespacial | Bearings, seals, and turbine components in aircraft engines. |
| Petróleo e Gás | Drill bits, pump components, and valve seats in drilling equipment. |
Formas e tamanhos
Tribaloy T-800 is available in various forms and sizes to meet different application needs:
- Formulários: Folhas, placas, barras, tubos e formatos personalizados.
- Tamanhos: Espessura variando de 0,025 polegadas a 1.000 polegadas (0,64 mm a 25,4 mm), diâmetro variando de 0,25 polegadas a 6,0 polegadas (6,35 mm a 152,4 mm).
Padrões de produção
Tribaloy T-800 conforms to industry standards ensuring quality and performance:
| Formulário de produto | Formas disponíveis | Tamanhos disponíveis | Padrões de produção |
|---|---|---|---|
| Barras/hastes | Barras redondas, barras quadradas | Diâmetro: 0,25″ – 6,0″ (6,35mm – 152,4mm) | ASTM A732, AMS 5759 |
| Placas/Folhas | Pratos, Folhas | Espessura: 0,025″ – 1.000″ (0,64mm – 25,4mm) | ASTM A732, AMS 5537 |
| Fios | Fios | Diâmetro: 0,010″ – 0,250″ (0,25mm – 6,35mm) | ASTM A580, AMS 5832 |
| Tubos/tubos | Tubos, Canos | DE: 0,250″ – 6,000″ (6,35mm – 152,4mm) | ASTM A732, AMS 5759 |
Soldagem e Processamento
Tribaloy T-800 offers good weldability and machinability:
- Soldagem: Can be welded using standard methods such as TIG and MIG welding with appropriate preheating and post-weld heat treatment.
- Processamento: Machinable using carbide tools, although care is needed due to its high hardness and toughness.
Vantagens e desvantagens
| Aspecto | Detalhes |
|---|---|
| Vantagens | Exceptional wear resistance, high strength and hardness, good corrosion resistance, and reliability in harsh environments. |
| Desvantagens | Custo mais elevado em relação aos materiais convencionais, exige expertise no manuseio devido à sua alta resistência e dureza. |
Ligas semelhantes
| Nome da liga | Comparação |
|---|---|
| Stellite 6 | Higher cobalt content, offering superior wear resistance and hardness compared to Tribaloy T-800. |
Comparação de ligas semelhantes
| Propriedade/Recurso | Tribaloy T-800 | Stellite 6 |
|---|---|---|
| Conteúdo de cobalto (%) | 54.0 – 60.0 | 60.0 |
| Conteúdo de cromo (%) | 27.0 - 31.0 | 28.0 |
| Conteúdo de níquel (%) | 10.0 - 12.0 | 4.0 |
| Conteúdo de molibdênio (%) | 3.0 – 4.5 | 1.0 |
| Dureza, Rockwell C (HRC) | 38 - 46 | 38 – 45 |
| Formulários | Automotive, Aerospace, Oil & Gas | Industrial tools, wear components |
This detailed article provides a comprehensive introduction to Tribaloy T-800 alloy, highlighting its chemical composition, mechanical properties, performance characteristics, industry applications, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar alloys. Engineers and professionals seeking durable materials for applications demanding wear resistance, high strength, and reliability will find this information valuable for selecting the appropriate alloy to meet their specific needs.