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Khaleed Stainless stands out as a top manufacturer and supplier based in Riyadh, Saudi Arabia, focusing on high-quality stainless steel products tailored for industrial and engineering needs. Renowned for its Stainless Steel 439 Sheets, the company delivers precision-engineered materials that boast impressive corrosion resistance, strength, and durability. With state-of-the-art production facilities and a team of skilled professionals, Khaleed Stainless guarantees that every sheet adheres to international quality standards. These sheets find extensive use across various sectors, including petrochemical, oil and gas, marine, power generation, and construction, offering dependable and long-lasting solutions even in the toughest environments.
The composition of Stainless Steel 439 Sheets primarily includes iron, chromium, and a touch of nickel, along with carefully controlled amounts of molybdenum and carbon to boost mechanical strength and corrosion resistance. This blend ensures remarkable resistance to oxidation, scaling, and crevice corrosion, making them perfect for harsh industrial settings. On the mechanical side, they showcase high tensile and yield strength, good toughness, and excellent dimensional stability, ensuring they hold up well under high stress and elevated temperatures. Their outstanding formability, weldability, and surface finish make them versatile for a variety of industrial applications.
Specifications : ASTM A240 / ASME SA240
Size : 1/4″ to 4″
Range : 5mm To 150mm
Thickness : 4.0mm – 100mm
Hardness : Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.
Finish : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form : Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange)
| Grade | C | Mn | Si | S | P | Cr | Mo | Ti |
| SS 439 | 0.01 max | 0.25 max | 0.35 max | 0.0015 max | 0.02 max | 17.35 | 0.1 | 0.335 |
| Element | Density | Tensile Strength | Yield Strength (0.2%Offset) | Elongation | Hardness |
| SS 439 | 7.8 g/cm3 | 438 MPa | 263 MPa | 2.80% | 72.9 |
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Stainless Steel 439 Hot Rolled Sheets have excellent corrosion resistance. The sheets are available in sizes from 3mm to 150mm in thickness and up to 2500mm in width. They are widely used in the construction and automotive industries.
Superior corrosion resistance is given by Stainless Steel 439 Cold Rolled Plates. These plates are produced in the thickness range from 0.5mm up to 6mm and in width up to 2000mm with a smoother surface finish and mechanical properties better than hot-rolled plates.
Stainless Steel 439 Chequered Sheets feature superior corrosion resistance. The available range is common from 1.5mm up to 10mm thickness in chequered pattern sheets for anti-slip purposes such as floor plates, stair treads, and various forms of stair flooring.
Stainless Steel 439 Perforated Plates give an excellent level of corrosion protection. These can be offered from 0.5mm through to 5mm in several hole sizes and patterns for different purposes like filtering, ventilation and for decorative reasons in various engineering applications.
Corrosion resistive Stainless Steel 439 Shim Sheets are manufactured using thin-precision-cut steel sheet, between 0.05mm to 3mm which are used by engineering applications at tighter tolerances to space and align.
Stainless Steel 439 Polished Plates offer excellent corrosion resistance. Plates available in thickness from 0.5mm to 6mm and widths up to 2000mm with a high-gloss finish are ideal for architectural and decorative applications.
Stainless Steel 439 Sheets are a go-to choice in industries that demand materials that are corrosion-resistant, durable, and high-performing. They’re frequently utilized in chemical and petrochemical plants, oil and gas facilities, marine equipment, power generation systems, and construction frameworks. Their ability to withstand harsh environments, aggressive chemicals, and high temperatures makes them ideal for critical components like boilers, heat exchangers, and pressure vessels. Plus, their long service life, low maintenance needs, and reliable performance make them a top pick for applications where safety, efficiency, and durability are paramount.
Stainless steel 439 sheets and plates are valued for their excellent corrosion resistance, high temperature stability and formability. It is mainly used in the automotive industry for exhaust systems and catalytic converters. Stainless steel 439 sheets and plates are also used for appliances, kitchen appliances, and heat exchangers. The ability of the alloy to withstand oxidation and its excellent weldability make it suitable for applications requiring durability and resistance to aggressive environments plus architectural applications. Its use in equipment highlights its versatility.
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