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Stainless steel plate,Stainless steel plate grades,Selection of stainless steel plate

Introduction and selection of popular grades of stainless steel plates

Date:2024-09-14Tags:Stainless steel plate,Stainless steel plate grades,Selection of stainless steel plate

Stainless steel plates are widely used in various industrial and construction applications due to their high performance characteristics, including excellent corrosion resistance, high strength, and good machinability. Different grades of stainless steel plates are tailored to meet specific chemical composition and performance requirements. Below is a detailed introduction to some of the main stainless steel grades, including their properties, characteristics, applications, and other relevant details.


Stainless Steel Plate Grades Overview


Grade
Properties
Characteristics
Color
Classification
Dimensions
Applications
304

Austenitic, 18% Cr, 8% Ni


Excellent corrosion resistance, high strength, easy to process


Silver-white


Cold-rolled, Hot-rolled


Thickness: 0.3mm-100mm; Width: 1000mm, 1219mm, 1500mm


Building decoration, kitchenware, medical equipment, chemical containers


316

Austenitic with added Mo


Enhanced corrosion resistance, suitable for marine and chemical environments, high-temperature resistant


Silver-gray


316, 316L


Thickness: 0.5mm-50mm; Width: 1000mm, 1219mm, 1500mm


Marine facilities, chemical equipment, medical devices, food processing equipment


201

Economic austenitic, high Mn


Cost-effective, high tensile strength, moderate corrosion resistance


Silver-white


Cold-rolled, Hot-rolled


Thickness: 0.3mm-6mm; Width: 1000mm, 1219mm, 1500mm


Furniture, decorative materials, food industry, piping


430

Ferritic, magnetic


Good corrosion resistance, low thermal expansion, magnetic properties


Bright silver-white


430, 430F


Thickness: 0.5mm-3mm; Width: 1000mm, 1219mm


Household appliances, kitchenware, automotive trim, cleaning equipment


310S

High Cr-Ni alloy, high-temperature resistant


Excellent high-temperature resistance, strong oxidation resistance, good corrosion resistance


Silver-white


310S, 310H


Thickness: 1.5mm-50mm; Width: 1000mm, 1219mm, 1500mm


Industrial furnaces, high-temperature transmission equipment, heat exchangers, combustion chambers



Stainless Steel Plate Grade Comparison


Grade Corrosion Resistance High-Temperature Resistance Machinability Typical Applications


Grade


Corrosion Resistance


High-Temperature Resistance


Machinability


Typical Applications


304


Excellent


Good


Excellent


Building, kitchenware, chemical containers


316


Superior


Outstanding


Excellent


Marine, chemical, food industry


201


Good

Good


Good


Decorative, furniture, food industry


430



Moderate


Fair


Good

Appliances, kitchen equipment


310S


Fair


Excellent


Good

Industrial furnaces, heat exchangers


stainless steel plate


Selection of stainless steel plate


Environmental Conditions


Corrosive Environments: For exposure to salt, chemicals, or marine environments, opt for grades with higher corrosion resistance, such as 316 or 310S, to prevent corrosion and material degradation.

High-Temperature Environments: For applications involving high temperatures, select grades like 310S that offer exceptional heat resistance to maintain material stability and strength.


Mechanical Properties


Strength Requirements: Choose grades based on mechanical strength needs. For instance, 304 and 316 offer higher strength suitable for demanding applications.

Hardness and Wear Resistance: For applications requiring high hardness and wear resistance, consider stronger grades like 304.


Machinability


Welding and Forming: Different grades perform differently in welding and processing. 304 and 316 stainless steels are known for their good weldability and are suitable for complex welding and forming requirements.

Processing Difficulty: While 201 is cost-effective, it has lower corrosion resistance and may require special attention during welding and processing.


Cost Considerations


Economy: 201 stainless steel is more budget-friendly, making it suitable for applications with limited budgets but basic performance requirements. If the budget allows, choosing 304 or 316 can provide better performance.

Cost-Effectiveness: To reduce costs while meeting performance requirements, select grades that offer a high balance between cost and functionality.


Application Areas


Construction and Decoration: 304 stainless steel, known for its appearance and corrosion resistance, is widely used in building decoration and kitchenware.

Chemical and Food Industry: 316 stainless steel is favored for its superior corrosion resistance and high-temperature performance, making it ideal for chemical equipment and food processing.

Appliances and Automotive: 430 stainless steel, due to its magnetic properties and cost-effectiveness, is used in household appliances and automotive trim.


Standards and Certifications


Compliance: Ensure that the selected stainless steel grade meets relevant international standards and certifications, such as ASTM and ISO, to guarantee material quality and performance.

Certification Requirements: Based on project requirements, choose stainless steel grades that meet specific certification standards to comply with industry or project specifications.