AM350 Steel

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Overview of AM350 Steel

AM350 steel is an age-hardenable stainless steel known for its high strength, excellent corrosion resistance, and versatility. It finds applications in various industries due to its unique properties, making it a popular choice for demanding environments. But what makes AM350 steel so special? Let’s dive into its chemical composition, mechanical properties, applications, and more to understand why it’s a material of choice for many engineers and designers.

Chemical Composition of AM350 Steel

The chemical makeup of AM350 steel gives it its unique properties. Here’s a detailed look at its composition:

Nguyên tốPercentage (%)
Carbon (C)0.07 max
Manganse (Mn)1.0 max
Silicon (Si)1.0 max
Phốt pho (P)0.04 max
Lưu huỳnh (S)0.03 max
Crôm (Cr)16.0 – 18.0
Niken (Ni)4.0 – 5.0
Molypden (Mo)2.5 – 3.5
Nitrogen (N)0.10 max
Sắt (Fe)Cân bằng

Understanding this composition helps in appreciating how AM350 steel achieves its remarkable balance of strength, toughness, and corrosion resistance.

AM350 Steel

Mechanical Properties of AM350 Steel

What can you expect in terms of performance? The mechanical properties of AM350 steel make it stand out, especially in high-stress applications:

Độ bền kéo1034 – 1379 MPa
Yield Strength827 – 1172 MPa
Elongation at Break10 – 15%
Hardness (Rockwell C)36 – 45
Modulus of Elasticity200 GPa
Impact ToughnessHigh (varies with heat treatment)

These properties highlight AM350’s suitability for components that require both high strength and resilience.

Applications of AM350 Steel

Where does AM350 steel find its home? Its applications span across various fields due to its diverse properties:

Aerospace ComponentsUsed in jet engines, airframes, and landing gear
Chemical Processing EquipmentIdeal for handling corrosive substances
Thiết bị y tếUtilized in surgical instruments and implants
Oil and Gas IndustryComponents for drilling and extraction equipment
Công nghiệp ô tôParts requiring high strength and fatigue resistance
Power GenerationTurbine blades and other high-temperature components
Chế biến thực phẩmEquipment that requires high cleanliness and durability

The versatility of AM350 steel makes it an invaluable material across these diverse sectors.

Heat Treatment of AM350 Steel

Heat treatment is crucial for tailoring the properties of AM350 steel. Here’s a summary of common heat treatment processes:

Heat Treatment ProcessDetails
Solution AnnealingHeated to 980°C – 1065°C, then cooled rapidly to achieve maximum softness
Precipitation HardeningHeated to 480°C – 620°C for several hours, then air cooled for peak strength
Ủi nhiệtHeated to 760°C – 815°C, then cooled slowly to relieve internal stresses

These processes help optimize the mechanical properties and performance of AM350 steel for specific applications.

Suppliers and Pricing Details of AM350 Steel

Finding the right supplier and understanding the cost is essential. Here’s a snapshot of some key suppliers and typical pricing:

Nhà cung cấpLocationPricing (per kg)Notes
Specialty Steel SupplyUSA$10 – $15Offers custom sizes and shapes
NeoNickelEurope€12 – €18European distributor with fast shipping
Sandmeyer Steel CompanyUSA$12 – $17Known for large inventory and quick delivery
HSM SteelIndia₹800 – ₹1200Competitive pricing in the Asian market
Alloys InternationalUSA$11 – $16Offers extensive technical support

Prices can vary based on quantity, processing requirements, and market conditions.

Advantages and Disadvantages of AM350 Steel

Comparing the pros and cons helps in making an informed decision. Here’s how AM350 steel stacks up:

AspectƯu điểmDisadvantages
Sức mạnhHigh tensile and yield strengthCan be challenging to machine
Khả năng chống ăn mònExcellent resistance to various corrosive environmentsMay require special treatments for specific environments
VersatilitySuitable for a wide range of applicationsCostlier than some other stainless steels
DurabilityLong-lasting with excellent fatigue resistanceHeat treatment can be complex

Understanding these points can guide your material selection process for different applications.

Comparing AM350 Steel with Other Materials

How does AM350 steel compare to other materials? Let’s look at some head-to-head comparisons:

MaterialSức mạnhKhả năng chống ăn mònChi phíỨng dụng
AM350 SteelHighTuyệt vờiTrung bình đến CaoAerospace, medical, chemical processing
316 Stainless SteelTrung bìnhTuyệt vờiTrung bìnhFood processing, marine applications
17-4 PH Stainless SteelHighTốtTrung bìnhAerospace, pump shafts, valve parts
Titanium AlloyRất caoOutstandingRất caoAerospace, biomedical, high-end sports
Inconel 718Rất caoTuyệt vờiRất caoHigh-temperature applications

Each material has its niche, and choosing the right one depends on the specific requirements of your project.

AM350 Steel


Here are some frequently asked questions to help clear up any uncertainties about AM350 steel:

What is AM350 steel best used for?It’s ideal for aerospace components, chemical processing equipment, and high-stress applications.
How does heat treatment affect AM350 steel?Heat treatment can significantly enhance its strength and toughness, making it more suitable for demanding environments.
Is AM350 steel more expensive than 316 stainless steel?Yes, AM350 is generally more expensive due to its specialized properties and applications.
Can AM350 steel be welded easily?Welding AM350 steel requires specific techniques and precautions to maintain its properties.
What makes AM350 steel corrosion-resistant?Its high chromium and molybdenum content provides excellent resistance to a wide range of corrosive environments.

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