430 Stainless Steel Coil Description

430 stainless steel coil has one key property, which is its ability to resist oxidation and rust in humid or mildly corrosive environments. It has at least 16% chromium, which makes for an invisible protective layer on the surface to prevent rust. Another advantage is its resistance to high temperatures (up to 1500°F) while not losing strength or becoming brittle. Good ductility and formability make it easy to be shaped into different products. 430 stainless steel is frequently used in aerospace engineering, medical device manufacturing, petrochemical processing plants, and marine applications such as marine fittings. However, welding 430 stainless steel can be challenging due to its high chromium content. Be sure to clean them thoroughly with a wire brush to remove any discoloration caused by heat exposure during the welding process.

What is 430 Stainless Steel Coil?

430 stainless steel is a ferritic stainless steel, primarily composed of iron, chromium (approximately 17-18%), and small amounts of nickel, silicon, and carbon. The "430" in its name refers to its main chemical composition, namely 17% chromium and 0.12% carbon.This type of stainless steel typically contains lower nickel content, usually between 4-6%.

430 stainless steel is a general steel type with good corrosion resistance. It has better thermal conductivity than austenite, smaller thermal expansion coefficient than austenite, and is resistant to thermal fatigue. Titanium is added as a stabilizing element. It has good mechanical properties in the weld area and is suitable for general use. In the environment of atmosphere, water vapor, water and many chemical media. It is commonly used in the manufacture of household appliances, kitchen equipment, automotive parts, and construction materials, among others.

Feature of 430 Stainless Steel Coil

430 stainless steel contains a high chromium content. Chromium can chemically react with oxygen in the air, forming a dense layer of chromium oxide (Cr2O3) on the surface, preventing further oxidation reactions. The formed chromium oxide layer has high stability and is not easily destroyed, effectively resisting the erosion of oxygen, water, and other oxidizing agents. 430 stainless steel can effectively resist oxidation corrosion and surface rusting.

430 stainless steel has good corrosion resistance, but in some specific environments, such as high-temperature chloride environments or during welding processes, intergranular corrosion may occur, leading to damage to the material's grain boundaries, reducing its corrosion resistance, and mechanical properties.

Product parameters

430 Stainless Steel Standards Comparison

430 Stainless Steel Chemical Composition

430 Stainless Steel Mechanical Properties

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Behind the growth and success of Kuaima Steel is years of hard work and dedication in the steel industry and meeting customers' needs on time. Advanced technology, standard products, certified quality standards and the bestcustomer service make Kuiama Steel a true leader in the global market.

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Every industry has its unique set of material specifications and needs. That’s why you can count on the exceptional experience and industry knowledge of the professionals at Kuaima Steel - Meeting the Exact Needs of Every Industry That Uses steel.

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  Machinery manufacturing industry
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  Ship building
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  Pipe Fabrication