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1.4418 stainless steel, also known as X4CrNiMo16-5-1, is a high-performance martensitic - austenitic duplex stainless steel renowned for its exceptional mechanical properties and corrosion resistance. This versatile material has become a top choice across various industries, from automotive to marine, construction, and beyond.
Key Characteristics
Superior Strength and Toughness
1.4418 stainless steel offers a remarkable combination of high tensile strength and excellent toughness. Its unique microstructure, a blend of martensite and austenite phases, enables it to withstand high-stress applications without succumbing to deformation or fracture. The yield strength of 1.4418 can reach up to 620 MPa in the quenched and tempered condition, making it ideal for components that require reliable performance under heavy loads.
Exceptional Corrosion Resistance
One of the standout features of 1.4418 stainless steel is its outstanding corrosion resistance. The alloy's composition, which includes significant amounts of chromium (15 - 17%), nickel (4.0 - 6.0%), and molybdenum (1.0 - 2.0%), forms a dense, passive oxide film on the surface. This film acts as a barrier, protecting the material from general corrosion, pitting, and crevice corrosion, even in harsh environments such as seawater, chloride - containing solutions, and acidic media.
Good Weldability and Formability
Despite its high - performance characteristics, 1.4418 stainless steel is highly weldable. It can be joined using common welding techniques like TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas) welding without significant loss of its mechanical properties. Additionally, the material exhibits good formability, allowing it to be shaped into various complex geometries through processes such as cold rolling, forging, and bending, meeting the diverse manufacturing requirements of different industries.
Chemical Composition
Element
Percentage (%)
Carbon (C)
≤0.06
Silicon (Si)
≤0.7
Manganese (Mn)
≤1.5
Phosphorus (P)
≤0.04
Sulfur (S)
≤0.015
Chromium (Cr)
15 - 17
Nickel (Ni)
4.0 - 6.0
Molybdenum (Mo)
1.0 - 2.0
Nitrogen (N)
≤0.02
Applications
Automotive Industry: Used in the production of automotive components such as suspension parts, drive shafts, and gears, where high strength and fatigue resistance are crucial for ensuring vehicle safety and performance.
Marine Applications: Ideal for shipbuilding, offshore platforms, and marine equipment due to its excellent resistance to seawater corrosion. It can be used for propeller shafts, hull structures, and fittings that are constantly exposed to the harsh marine environment.
Construction: Employed in architectural applications, especially in coastal areas or high - humidity environments, for structural elements, handrails, and decorative fixtures. Its corrosion resistance and aesthetic appeal make it a popular choice for modern building designs.
Energy Sector: In the oil and gas industry, 1.4418 stainless steel is used for pipeline components, valves, and pumps that need to withstand corrosive fluids and high - pressure conditions. It also finds applications in the renewable energy sector, such as in the construction of wind turbine components.
Why Choose Our 1.4418 Stainless Steel Products?
Our 1.4418 stainless steel products are manufactured to the highest industry standards, ensuring consistent quality and performance. We use advanced production techniques and strict quality control measures at every stage of the manufacturing process, from raw material procurement to the final product inspection. Whether you need sheets, bars, tubes, or custom - fabricated components, we can provide tailored solutions to meet your specific requirements. Our team of experts is always available to offer technical support and guidance, helping you make the best choice for your projects.
If you're looking for high - quality 1.4418 stainless steel products, contact us today to learn more about our product range and how we can assist you with your stainless steel needs.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative... Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative...
