STELLITE® Alloy 1 is a cobalt-based superalloy known for its exceptional wear resistance, high strength at elevated temperatures, and corrosion resistance. This article provides a comprehensive introduction to STELLITE® Alloy 1, detailing its chemical composition, mechanical properties, performance characteristics, industry applications, shapes, sizes, production standards, welding, processing, polishing, heat treatment, advantages, disadvantages, and comparisons with similar materials.
Kimyasal bileşim
STELLITE® Alloy 1 primarily consists of cobalt with significant additions of chromium, tungsten, and carbon for enhanced mechanical properties and wear resistance.
STELLITE® Alloy 1 offers outstanding performance in demanding conditions:
Wear Resistance:Exceptional resistance to abrasion, erosion, and metal-to-metal wear, making it suitable for components exposed to high-stress wear environments.
Corrosion Resistance:Good resistance to oxidation and corrosion in high-temperature environments, including acids and alkalis.
High Temperature Strength:Maintains high strength and hardness at elevated temperatures, up to approximately 1200°F (650°C).
Endüstri Uygulamaları
STELLITE® Alloy 1 is widely used in various industries for its wear and corrosion resistance properties:
Sanayi Sektörü
Uygulamalar
Havacılık
Aircraft engine components, turbine blades, and wear-resistant coatings.
Oil and Gas
Valve seats, pump components, and drilling tools exposed to abrasive environments and corrosive fluids.
Güç üretimi
Gas turbine blades, boiler components, and steam turbine seals requiring high wear resistance and durability.
Industrial Machinery
Cutting tools, extrusion dies, and wear plates in manufacturing equipment.
Şekiller, Boyutlar ve Üretim Standartları
Ürün Formu
Mevcut Şekiller
Mevcut Boyutlar
Üretim Standartları
Barlar
Round bars, square bars
Diameter: 0.25″ – 6.0″ (6.35mm – 152.4mm)
ASTM A732
Plates/Sheets
Plakalar, Çarşaflar
Thickness: 0.025″ – 1.000″ (0.64mm – 25.4mm)
ASTM A732
Welding Rods
Rods
Diameter: 0.125″ – 0.500″ (3.18mm – 12.7mm)
AWS A5.13
Standartlar ve İlgili Sınıflar
STELLITE® Alloy 1 adheres to industry standards and grades for quality assurance:
Ülke/Bölge
Standart/Sınıf
Amerika
AMS 5387
Avrupa
DIN 2.4778
Almanya
CoCr28W15Ni
Fransa
ST 1
Kaynak, İşleme, Parlatma, Isıl İşlem
İşlem
Detaylar
Kaynak
Can be welded using conventional methods such as TIG and MIG welding with preheating and post-weld heat treatment to maintain properties.
İşleme
Machinable using carbide tooling, although high cobalt content requires slower speeds and heavy feed rates.
Parlatma
Capable of achieving high polish finishes for improved wear resistance and aesthetic appeal.
Isı tedavisi
Annealing at 1800°F (980°C) followed by rapid quenching optimizes material properties and reduces residual stress.
Avantajlar ve dezavantajlar
Bakış açısı
Detaylar
Avantajları
High wear resistance, excellent strength at elevated temperatures, good corrosion resistance, and suitability for extreme environments.
Dezavantajları
Higher cost compared to conventional materials, requires specialized machining and welding techniques due to high cobalt content.
benzer ürünler
Ürün Adı
Karşılaştırmak
STELLITE® Alloy 6
Similar in composition but higher tungsten content, offering superior resistance to galling and abrasion.
STELLITE® Alloy 12
Lower carbon content, providing improved weldability and machinability compared to Alloy 1.
Benzer Ürünlerin Karşılaştırılması
Özellik/Özellik
STELLITE® Alloy 1
STELLITE® Alloy 6
STELLITE® Alloy 12
Cobalt Content (%)
58.0 – 64.0
54.0 – 62.0
31.0 – 35.0
Krom İçeriği (%)
27.0 – 32.0
27.0 – 32.0
8.0 – 10.0
Tungsten Content (%)
3.0 – 5.0
8.0 – 10.0
00,5 maksimum
Hardness, Rockwell C (HRC)
42 – 48
48 – 55
28 – 36
Uygulamalar
Wear-resistant coatings, turbine components
Valve components, extrusion dies
Welding electrodes, pump parts
This comprehensive article offers a detailed introduction to STELLITE® Alloy 1, highlighting its chemical composition, mechanical properties, performance characteristics, industrial applications, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar alloys. Engineers, manufacturers, and professionals seeking high-performance materials for wear and corrosion resistance applications will find this information invaluable for selecting the appropriate alloy for their specific needs.