What is Stainless Steel Sheets, Plates and Coils?
Stainless steel sheets, plates, and coils are versatile materials known for their exceptional properties suitable for various industrial applications. These products are composed primarily of iron, with a minimum of 10.5% chromium content, which forms a passive oxide layer on the surface, providing excellent corrosion resistance.
Stainless steel sheets, plates, and coils offer moderate to good machinability depending on their grade and finish. While some grades are easier to machine than others, they generally require slower speeds and more rigid setups due to their high strength and toughness. Proper tool selection and lubrication are crucial for achieving optimal machining results.
One of the most notable features of stainless steel sheets, plates, and coils is their outstanding resistance to corrosion. The chromium content in stainless steel forms a protective oxide layer on the surface, preventing rust and corrosion even in harsh environments exposed to moisture, chemicals, and extremes of temperature. This corrosion resistance makes stainless steel ideal for applications requiring durability and longevity.
Stainless steel sheets, plates, and coils are readily weldable using various welding techniques such as TIG (Tungsten Inert Gas), MIG (Metal Inert Gas), and SMAW (Shielded Metal Arc Welding). However, certain grades may require pre-heating and post-weld heat treatment to minimize the risk of distortion and sensitization, which can compromise corrosion resistance. Proper welding procedures and filler material selection are essential to maintain the integrity of stainless steel welds.
Stainless steel sheets, plates, and coils find widespread applications across diverse industries such as aerospace, automotive, construction, chemical processing, medical devices, and electronics. Their versatility, durability, and hygienic properties make them suitable for manufacturing equipment, machinery, structural components, and decorative elements where corrosion resistance and aesthetics are essential requirements.
Stainless steel sheets, plates, and coils are indispensable in a multitude of applications. From architectural projects where they provide both aesthetic appeal and structural integrity, to automotive components ensuring durability and performance, their versatility shines. In chemical processing, their resistance to corrosion ensures safe handling of harsh substances, while in the medical field, their hygienic properties make them ideal for surgical instruments and lab equipment. Even in electronics, stainless steel's conductivity and stability are valued for components. Across industries, stainless steel remains a cornerstone material, essential for modern manufacturing and innovation.
Apple Steels is a leading manufacturer and supplier of stainless steel sheets, plates, and coils in Mumbai, India. We serve diverse industrial needs worldwide with our range of stainless steel sheets, plates, and coils. With a steadfast focus on innovation and customer satisfaction, we have earned a reputation as a trusted name in the stainless steel industry.
Melting and Casting
Steel and alloying metals are loaded into an electric arc furnace. Once in the furnace, the metal is heated to a specific temperature above its melting point, usually in excess of 2800°F.
Forming
Most cast steel is formed by hot rolling—the slab, bloom, or billet is heated and passed through large rollers, stretching out the steel into a longer, thinner form.
Heat Treatment
Heat treatment strengthens rolled stainless steel by recrystallizing the deformed microstructure. Most stainless steel is heat treated by annealing.
Cutting or Machining
Stainless steel is cut to a specified shape and size. The stainless steel can be sheared with circular knives, sawed with high-speed blades, or blanked with punches.
Finishing
Stainless steels can be made with a wide variety of surface finishes. The chosen surface finish is not purely aesthetic. The type of finish is determined by the intended application.
| Specifications | ASTM A240 / ASME SA240, BS EN 10088-2, en 10028-7, IS 6911 |
| Dimensions | MSRR, AMS, BS, JIS, AISI, ASTM, GB, DIN, EN, etc |
| Size Range | Cold Rolled : 0.5-6.4 mm Hot Rolled : 3.0–10.0 mm |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Thickness | 0.3 mm to 120 mm |
| International Standard of Sheets | ASTM A480 ASTM A959 ASME IID EN ISO 9445 EN ISO 18286 EN 10051 EN 10088-1 ISO 15510 |
| Tolerances (width / thickness | EN 10258/ DIN 59381 EN 10151 EN 10088 |
| Finish | 2B, 2D, BA NO (8), Cold rolled sheet (CR), Hot rolled plate (HR), SATIN (Met with Plastic Coated), No.1 finish hot rolled, 1D, 2B, No.4, BA, 8K, satin, mirror etc. |
| Hardness | Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
| Form | Sheet, Plain Sheet, Flat Shim, Flat Sheet, Shim Sheet, Rolling Sheet, soft annealed, descaled, sheared, annealed |
| Value Added Service | Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc. |
| Profiling | Plasma Plate Cutting Laser Plate Cutting Oxy-propane Flame Cutting |
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