304, 304L, and 304H are all variants of type 304 stainless steel, a widely used grade of stainless steel known for its excellent corrosion resistance, high strength, and workability. These sheets are composed mainly of iron, with 18% chromium and 8% nickel, and they are part of the 300 series stainless steel category. Here’s what distinguishes each variant:
304 Stainless Steel: This is the standard “18/8” stainless steel, meaning it contains 18% chromium and 8% nickel. It’s used in a variety of applications due to its excellent forming and welding characteristics.
304L Stainless Steel: The ‘L’ in 304L stands for “Low carbon.” This means that this grade has lower carbon content to maximize its corrosion resistance and is ideal for welding. It’s used in heavier gauge components for improved weldability.
304H Stainless Steel: The ‘H’ in 304H stands for “High carbon content.” 304H has a higher carbon content than 304L, which makes it suitable for high temperature applications. It’s often used in industrial boilers, heat exchangers, and in high temperature manufacturing environments.
All these variants provide slightly different properties to meet the needs of specific applications. In general, 304/304L/304H Stainless Steel Sheets are used where a high degree of corrosion resistance, good formability, or high-temperature resistance is required.
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Metal In China® is a trusted stainless steel supplier in China. Stainless steel products cover plates, coils and pipes. We have a large inventory of 200 series, 300 series and 400 series stainless steel products. The most popular stainless steel grades in the market are 201, 304, 310, 316, 410, 420, 430, 2205 and 904L etc. We support customization of various surface treatments, including brushed, 2b, ba, polished and mirror (8k, rose gold), etc. We are very happy to provide each customer with a customized and reasonable quotation, including free sample delivery, contact us now.
Metal In China® supports various surface customization of stainless steel, including NO.1(Hot Rolled), NO.2B(Cold Rolled), Hairline, Brushed, BA, NO.3, NO.4, NO.240, NO.400, NO.8 etc. Please contact us now!
304, 304L, and 304H are variations of the same basic grade of stainless steel, which is widely used and known as 304 Stainless Steel. Here are the features and benefits of 304/304L/304H Stainless Steel Sheets:
Corrosion Resistance: 304/304L/304H Stainless Steel Sheets exhibit excellent corrosion resistance in a wide range of environments, including atmospheric conditions and many corrosive media. They are resistant to corrosion from chemicals, acids, and chlorides.
Versatility: 304/304L/304H Stainless Steel Sheets are highly versatile and find applications in various industries, including automotive, aerospace, construction, food and beverage, and medical. They are used for structural components, equipment, appliances, piping, and decorative elements.
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China 304/304L/304H Stainless Steel Sheet Factory
High Strength and Durability: 304/304L/304H Stainless Steel Sheets offer good tensile strength and durability, providing structural integrity and long-term performance. They have excellent mechanical properties and are resistant to deformation under high stress.
Heat Resistance: 304/304L/304H Stainless Steel Sheets exhibit good heat resistance, allowing them to withstand high temperatures without significant deformation or oxidation. They are suitable for applications where moderate heat resistance is required.
304/304L/304H Stainless Steel Sheet Factory in Stock
304/304L/304H Stainless Steel Sheet Supplier
Formability: 304/304L/304H Stainless Steel Sheets are highly formable, allowing for easy shaping, bending, and forming into various complex shapes and configurations. They can be readily fabricated and processed using common techniques.
Weldability: 304/304L/304H Stainless Steel Sheets offer excellent weldability, making them suitable for fabrication processes that involve welding, such as joining sections or components. They can be easily welded using common welding techniques without compromising their corrosion resistance.
304/304L/304H Stainless Steel Sheet Manufacturer
304/304L/304H Stainless Steel Sheet Supplier
Hygienic and Easy to Clean: 304/304L/304H Stainless Steel Sheets have a smooth and non-porous surface, making them hygienic and easy to clean. They are widely used in industries such as food processing, pharmaceuticals, and healthcare, where cleanliness is crucial.
Aesthetic Appeal: 304/304L/304H Stainless Steel Sheets have an attractive appearance and can be finished to achieve various surface finishes, including polished, brushed, or matte finishes. This allows for versatility in design and enhances the aesthetic appeal of the applications.
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The key benefits and drawbacks of 200 series stainless steel are closely tied to its unique properties. For instance, while the cost benefits of using manganese instead of nickel can be significant, this can also result in a product that is not as resistant to corrosion as other types of stainless steel. Therefore, whether or not the 200 series is the best choice for a particular application will depend on the specific requirements of that application.
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3mm-15mm (Hot Rolled) ;0.3mm-8mm (Cold Rolled) can be customized ;
1000mm/1250mm/1500mm, can be customized
clients' requirement and Standard export sea-worthy packing
Melting and Casting: The raw materials, including iron, chromium, and sometimes additional elements like carbon and manganese, are melted in an electric arc furnace or a basic oxygen furnace. The molten metal is then cast into ingots or slabs.
Hot Rolling: The cast stainless steel slabs or ingots are heated and passed through hot rolling mills. These mills apply pressure to reduce the thickness of the stainless steel and shape it into coils or sheets. The hot rolling process also helps to refine the grain structure and improve the mechanical properties of the steel.
Annealing: After hot rolling, the stainless steel sheets may undergo an annealing process. Annealing involves heating the stainless steel to a specific temperature and holding it for a certain period to relieve internal stresses and improve the material’s mechanical properties. Annealing can also enhance the corrosion resistance and formability of the stainless steel.
Cold Rolling: The hot-rolled stainless steel sheets can undergo cold rolling processes to further reduce the thickness and improve the surface finish. Cold rolling involves passing the sheets through a series of rollers at room temperature. This process enhances dimensional accuracy, surface smoothness, and mechanical properties.
Surface Treatment: Depending on the desired finish, the stainless steel sheets may undergo surface treatments such as pickling, passivation, or surface polishing. These processes help remove any scale, oxide layers, or contaminants from the surface, resulting in a clean and smooth finish.
Cutting and Slitting: The stainless steel sheets are cut or slit into the desired sizes and dimensions. This step involves various cutting techniques such as shearing, sawing, or laser cutting.
Quality Control and Inspection: Throughout the manufacturing process, quality control measures are implemented to ensure that the stainless steel sheets meet the required specifications and standards. Inspections, including visual inspections, dimensional checks, and mechanical property testing, are conducted to ensure the quality of the sheets.
Packaging and Shipping: The final step involves packaging the stainless steel sheets securely to protect them during transportation. They are then shipped to customers or distributors for further use.
304, 304L, and 304H Stainless Steel Sheets are widely used in various industries due to their excellent corrosion resistance, high strength, and versatility. Here are some common applications for these grades:
Food and Beverage Processing: 304 stainless steel sheets are extensively used in the food and beverage industry for processing equipment, storage tanks, and piping systems. Their corrosion resistance, ease of cleaning, and hygienic properties make them suitable for handling food and beverages.
Architectural and Decorative Applications: 304 stainless steel sheets are commonly employed in architectural features, building facades, interior design elements, and decorative applications. Their aesthetic appeal, durability, and corrosion resistance make them a popular choice in these industries.
Kitchen Equipment and Appliances: 304 stainless steel sheets find extensive use in the production of kitchen equipment, including sinks, countertops, backsplashes, range hoods, and cooking utensils. Their resistance to corrosion, heat, and staining, along with their hygienic properties, make them ideal for these applications.
Chemical and Petrochemical Processing: 304 stainless steel sheets are utilized in chemical processing equipment, storage tanks, pipelines, and fittings. They offer excellent resistance to corrosive chemicals and environments.
Pharmaceutical and Medical Equipment: 304 stainless steel sheets are used in the pharmaceutical and medical industries for equipment, devices, and storage containers. Their corrosion resistance, ease of cleaning, and compatibility with sterilization processes are essential for these applications.
Automotive Components: 304 stainless steel sheets are utilized in automotive applications such as exhaust systems, trim, decorative features, and fasteners. Their corrosion resistance, strength, and aesthetic appeal make them suitable for these purposes.
Aerospace Structures: 304 stainless steel sheets are employed in aerospace applications, including structural components, fasteners, and fittings. Their high strength-to-weight ratio, corrosion resistance, and good mechanical properties are advantageous in aerospace engineering.
Packaging for stainless steel sheets must be designed to protect the product from physical damage, dust, and moisture during storage and transportation. It varies among manufacturers and is usually tailored to fit the size and quantity of the sheets and the specific requirements of the customer. Here’s a general overview of the packaging process:
Surface Protection: The stainless steel sheets are typically protected with a removable plastic film, which provides a barrier against scratches and other surface damages.
Bundling: The sheets are often stacked and then bundled together. This can be done with narrow strips of metal, plastic straps, or heavy-duty tape. The number of sheets per bundle can vary depending on the size of the sheets and the requirements of the customer.
Stainless Steel Sheet Package 1
Padding: Padding material may be used between sheets to prevent them from scratching each other. This is especially important for sheets with polished or otherwise finished surfaces.
Packing: The bundles of stainless steel sheets are often packed in wooden cases or pallets for added protection. The packing material can also include protective corner covers and edge protectors to safeguard against damage during handling and transport.
Stainless Steel Sheet Package 2
Sealing: The entire package might be shrink-wrapped in plastic to provide protection from dust and moisture.
Labeling: Each package is labeled with the necessary information including product details, size, grade, quantity, etc.
Stainless Steel Sheet Package 3
This is a general approach to packaging, and it can vary depending on the specific supplier or the transportation method. It’s always a good idea to ask your supplier about their packaging methods to ensure it suits your requirements.
As a full-service steel and stainless steel supplier, we also offer a variety of value-added services to adapt our steel to meet your specifications.Those services include loop-slitting, cut-to-length, pickling, temper passing and stretch leveling, coating, painting and other processes.