Stainless Steel, Ferritic
S43000 - 430 Stainless Steel
Ferritic 17% chromium stainless steel.
Stainless steel type 1.4016 is also commonly known as grade 430.
Loại 430 stainless steel combines good corrosion resistance with good formability and ductility. It is a ferritic, non-hardenable plain chromium stainless steel with excellent finish quality.
Grade 430 also has excellent resistance to nitric attack, which makes it well suited to use in chemical applications. The most popular applications for 430 are in domestic appliances and decorative trim.
430 stainless steel là một ferritic, chromium-based stainless steel nổi tiếng với good corrosion resistance, excellent formability, and magnetic properties. It belongs to the 400 series of stainless steels and is widely used in applications where moderate corrosion resistance and low cost are important.
Property data given in this document is typical for bar and flat rolled products covered by EN standards. ASTM, EN or other standards may cover products sold. It is reasonable to expect specifications in these standards to be similar but not necessarily identical to those given in this datasheet.
TẢI XUỐNG PDF
Phạm vi
| Sheet Size | Finish | Độ dày |
| 2000mm x 1000mm | 2R (BA) Finish | 0.5mm -2.0mm |
| 2000mm x 1000mm | 240 Silicon Fibre Optic Coating | 0.7mm - 2.0mm |
| 2500mm x 1250mm | 2R (BA) Finish | 0.5mm - 2.0mm |
| 2500mm x 1250mm | 240 Silicon Fibre Optic Coating | 0.7mm - 2.0mm |
| Tube | Finish | Dimensions |
| Rectangular Tube | Dull Polished | 40 x 20 x 1.5mm wall |
| Square Tube | Dull Polished | 25 x 25mm - 40 x 40mm |
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430 Stainless Steel Related Specifications
| Hệ thống / Tiêu chuẩn | Quốc gia / Khu vực | Cấp bậc / Chức danh |
| UNS | Quốc tế | S32760 |
| EN / Số hiệu. | Châu Âu | 1.4501 |
| Tên tiếng Anh (EN 10088) | Châu Âu | X2CrNiMoCuWN25-7-4 |
| ASTM A240 | Hoa Kỳ | S32760 (plate, sheet, strip) |
| ASTM A276 | Hoa Kỳ | S32760 (bars, shapes) |
| ASTM A479 | Hoa Kỳ | S32760 (bars for pressure) |
| ASTM A789 | Hoa Kỳ | S32760 (seamless tubing) |
| ASTM A790 | Hoa Kỳ | S32760 (seamless pipe) |
| ASTM A182 | Hoa Kỳ | F55 (super duplex forging) |
| Tên thương mại | Quốc tế | Zeron 100 |
Thuộc tính
Thành phần hóa học
1.4016 Steel
EN 10088-2
| Nguyên tố hóa học | Quà tặng % |
| Cacbon (C) | 0.00 - 0.08 |
| Crom (Cr) | 16.00 - 18.00 |
| Mangan (Mn) | 0.00 - 1.00 |
| Silic (Si) | 0.00 - 1.00 |
| Phốt pho (P) | 0.00 - 0.04 |
| Lưu huỳnh (S) | 0.00 - 0.02 |
| Sắt (Fe) | Cân bằng |
Tính chất cơ học
Bar Up to 100mm Diamater/Thickness
EN 10088-3
| Tính chất cơ học | Giá trị |
| Áp suất giới hạn | 250 Min MPa |
| Độ bền kéo | 400-630 MPa |
| Độ giãn dài tại 50 mm | 20 Min % |
| Độ cứng Brinell | 200 Max HB |
Tấm có độ dày tối đa 8 mm
EN 10088-2
| Tính chất cơ học | Giá trị |
| Áp suất giới hạn | 260 Min MPa |
| Độ bền kéo | 450 - 600 MPa |
| Độ giãn dài tại 50 mm | 20 Min % |
Plate Over 8mm to 13.5mm / Thick
EN 10088-2
| Tính chất cơ học | Giá trị |
| Áp suất giới hạn | 240 MPa |
| Độ bền kéo | 450 - 600 MPa |
| Độ giãn dài tại 50 mm | 18 Min % |
Plate Over 13.5mm to 25mm Thick
EN 10088-2
| Tính chất cơ học | Giá trị |
| Áp suất giới hạn | 240 MPa |
| Độ bền kéo | 430 - 630 MPa |
| Độ giãn dài tại 50 mm | 20 Min % |
Các tính chất vật lý chung
| Tính chất vật lý | Giá trị |
| Mật độ | 7.75 g/cm³ |
| Điểm nóng chảy | 1425-1510 °C |
| Sự giãn nở nhiệt | 10.4 x 10-6/K |
| Hệ số đàn hồi | 200 GPa |
| Độ dẫn nhiệt | 23.9 W/m.K |
| Điện trở suất | 0.60 x 10-6 Ω .m |
Applications of 430 Stainless Steel
430 stainless steel là một ferritic, chromium-based stainless steel nổi tiếng với good corrosion resistance, excellent formability, and magnetic properties. It is widely used in applications where moderate corrosion resistance and cost-effectiveness are important.
1. Household Applications
Kitchen appliances: Sinks, dishwashers, refrigerators, and ovens.
Cookware and utensils: Flatware and other household items.
2. Automotive Applications
Trim and decorative components: Grills, moldings, and other exterior automotive parts.
Exhaust components: Where moderate corrosion resistance is required.
3. Industrial Applications
Architectural panels and cladding: Interior and exterior decorative panels.
Industrial equipment: Mildly corrosive environments requiring formability and magnetic properties.
4. Summary
430 stainless steel is widely used in household, automotive, architectural, and industrial applications due to its combination of moderate corrosion resistance, good formability, magnetic properties, and cost-effectiveness.
Characteristics of 430 Stainless Steel
430 stainless steel là một ferritic, chromium-based stainless steel nổi tiếng với good corrosion resistance, excellent formability, and magnetic properties. It is part of the 400-series stainless steels and is widely used in applications where cost-effectiveness and moderate corrosion resistance are important.
1. Mechanical Properties
Moderate strength and hardness: Suitable for components not subjected to extreme stress.
Good ductility and formability: Can be bent, drawn, or formed easily.
2. Khả năng chống ăn mòn
Moderate corrosion resistance in mild oxidizing environments.
Less resistant than austenitic stainless steels but suitable for indoor, household, and mildly corrosive environments.
3. Fabrication
Easily formed and fabricated using conventional methods.
Cannot be hardened by heat treatment; strength is improved through gia công nguội.
4. Magnetic Properties
Magnetic due to its ferritic structure, suitable for applications requiring magnetic response.
5. Ứng dụng
Kitchen appliances (sinks, dishwashers, refrigerators)
Automotive trim and decorative parts
Tấm ốp kiến trúc và vật liệu ốp tường
Industrial equipment in mildly corrosive environments
Tóm tắt
430 stainless steel is a ferritic, chromium-based stainless steel offering moderate corrosion resistance, good formability, and magnetic properties. Sự kết hợp giữa cost-effectiveness, durability, and ease of fabrication khiến nó trở thành lựa chọn lý tưởng cho household, automotive, architectural, and industrial applications.
Thông tin bổ sung
Sản xuất
Fabrication of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel nổi tiếng với good corrosion resistance, excellent formability, and moderate mechanical strength. Its properties make it suitable for a variety of applications in household, automotive, and industrial components.
1. Tạo hình
Gia công nguội:
Can be bent, drawn, or rolled with good ductility.
Minimal springback compared to austenitic stainless steels.
Gia công nóng:
Typically hot working is not required because 430 stainless steel is highly formable at room temperature.
If hot forming is performed, temperature ranges of 815–925°C (1500–1700°F) are recommended.
2. Gia công
Machinable with high-speed steel (HSS) or carbide tools.
Produces minimal tool wear compared to martensitic stainless steels.
Use cutting fluids to improve bề mặt hoàn thiện và độ chính xác kích thước.
3. Hàn
Weldable by conventional methods: TIG, MIG, or resistance welding.
Post-weld annealing is recommended to restore corrosion resistance in the heat-affected zone.
Filler metals compatible with ferritic stainless steels, such as 430F, are typically used.
4. Xử lý nhiệt
430 stainless steel cannot be hardened by heat treatment like martensitic grades.
Annealing at 815–925°C (1500–1700°F) followed by rapid air cooling improves ductility and relieves stresses.
5. Applications Related to Fabrication
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and architectural features
Heat exchangers and decorative parts
Tóm tắt
430 stainless steel is highly fabricable, offering excellent cold working, machinability, and weldability. While it cannot be hardened by heat treatment, its formability, moderate corrosion resistance, and surface finish quality make it ideal for household, automotive, industrial, and decorative applications.
Khả năng hàn
Weldability of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel nổi tiếng với good corrosion resistance, excellent formability, and moderate mechanical strength. It is generally weldable using conventional methods, but specific precautions are necessary due to its ferritic structure.
1. Các phương pháp hàn phù hợp
TIG (GTAW): Produces precise, high-quality welds.
MIG (GMAW): Suitable for faster production.
Resistance Spot Welding: Common in sheet metal applications.
2. Những lưu ý khi hàn
Làm nóng trước: Usually not required for thin sections, but may be applied for thicker sections để giảm ứng suất nhiệt.
Filler Metals: Use a ferritic or austenitic filler compatible with 430 stainless steel, such as 430F hoặc 308L for improved corrosion resistance.
Post-Weld Treatment:
Minimal distortion occurs due to the low thermal expansion of ferritic stainless steels.
Stress-relief annealing can enhance ductility and corrosion resistance in the weld zone if required.
3. Limitations
Cracking risk is lower than martensitic stainless steels but higher than austenitic types under high restraint.
Corrosion resistance in the weld zone may be slightly lower than in the base metal if improper filler or cooling is used.
4. Applications Related to Weldability
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and architectural features
Heat exchangers and decorative parts
Tóm tắt
430 stainless steel is readily weldable using TIG, MIG, or resistance welding. Proper filler selection, controlled cooling, and optional post-weld stress relief ensure strong, corrosion-resistant welds. Its good weldability and formability make it suitable for household, automotive, industrial, and decorative applications.
Khả năng gia công
Machinability of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel nổi tiếng với khả năng chống ăn mòn tốt, khả năng tạo hình tuyệt vời và độ bền vừa phải. Its machinability is vừa phải, easier than most martensitic stainless steels but more challenging than standard carbon steels.
1. Key Machining Characteristics
Moderate machinability: Produces continuous chips with careful control.
Work hardening: Minimal compared to austenitic stainless steels, reducing the risk of surface hardening.
Đạt được good surface finish and dimensional accuracy with proper tooling and speeds.
2. Khuyến nghị về dụng cụ
High-speed steel (HSS) or carbide tools are recommended for efficient machining.
Sử dụng cutting fluids or coolants to minimize heat buildup and improve tool life.
Sharp tools and controlled feed rates help reduce stress and surface defects.
3. Machining Considerations
Phù hợp với tiện, phay, khoan và tạo ren.
Avoid excessive cutting speeds to prevent surface discoloration and work hardening.
Light cuts and gradual feed rates help maintain độ chính xác về kích thước.
4. Applications Related to Machinability
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and machinery parts
Decorative and architectural hardware
Tóm tắt
430 stainless steel offers khả năng gia công ở mức trung bình, allowing effective turning, milling, drilling, and tapping with proper tooling and conditions. Combined with its corrosion resistance, formability, and surface finish quality, it is ideal for household, automotive, industrial, and decorative applications.
Khả năng chống ăn mòn
Corrosion Resistance of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel cùng với khả năng chống ăn mòn tốt, particularly in mild environments. While it does not match the corrosion resistance of austenitic grades such as 304 or 316, it performs well in household, automotive, and indoor industrial applications.
1. Khả năng chống ăn mòn nói chung
Chống lại oxidation and mild corrosion in air, water, and mildly corrosive atmospheres.
Hoạt động tốt trong indoor and mildly aggressive outdoor environments.
Corrosion resistance can be enhanced by polishing, passivation, or protective coatings.
2. Stress Corrosion and Chloride Sensitivity
Low susceptibility to stress corrosion cracking compared to austenitic stainless steels.
Limited resistance to sự ăn mòn lỗ rỗ và khe hở do clorua gây ra; not suitable for seawater or highly saline environments.
3. Effects of Fabrication and Welding
Welding may slightly reduce corrosion resistance in the heat-affected zone, but proper filler metals and post-weld treatment can restore performance.
Surface finishing, such as polishing or passivation, enhances long-term corrosion resistance.
4. Applications Related to Corrosion Resistance
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and machinery exposed to mild moisture
Decorative and architectural hardware
Tóm tắt
430 stainless steel provides khả năng chống ăn mòn tốt trong mild to moderately corrosive environments. Combined with its formability, moderate strength, and aesthetic finish, it is suitable for household, automotive, industrial, and decorative applications.
Gia công nguội
Cold Working of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel cùng với good formability, moderate strength, and corrosion resistance. It responds well to cold working processes, making it suitable for manufacturing thin sheets, strips, and precision components.
1. Cold Working Processes
Uốn và tạo hình: Easily bent into shapes for household, automotive, and industrial components.
Cuộn: Suitable for producing sheets, strips, and foils.
Drawing and Stamping: Can be used to create precision parts and deep-drawn components.
Punching and Shearing: Performs well in precision cutting applications.
2. Tăng cường sức bền
Minimal work hardening compared to austenitic stainless steels.
Retains ductility and formability during moderate deformation.
Extensive deformation may require stress-relief annealing to restore ductility.
3. Các yếu tố cần lưu ý trong quá trình gia công
Sử dụng sự biến dạng dần dần to prevent cracking or distortion.
Proper tooling and lubrication help ensure smooth forming and surface quality.
Cold-worked components can benefit from light annealing if tight tolerances or high-stress applications are involved.
4. Các ứng dụng liên quan đến gia công nguội
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and decorative parts
Các thành phần cần thiết precise dimensions and smooth surfaces
Tóm tắt
430 stainless steel exhibits excellent cold working properties, allowing bending, rolling, drawing, stamping, and punching with minimal work hardening. Its combination of khả năng định hình, độ bền vừa phải và khả năng chống ăn mòn khiến nó trở thành lựa chọn lý tưởng cho household, automotive, industrial, and decorative applications.
Xử lý nhiệt
Heat Treatment of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel, which means it cannot be hardened by conventional heat treatment like martensitic stainless steels. Heat treatment is primarily used for stress relief, softening, and restoring ductility after fabrication or welding.
1. Ủ
Mục đích: Relieve internal stresses and restore ductility after cold working or welding.
Phạm vi nhiệt độ: 815–925°C (1500–1700°F)
Làm mát: Rapid air cooling to avoid carbide precipitation.
2. Giảm căng thẳng
Mục đích: Reduce residual stresses in formed or welded components.
Phạm vi nhiệt độ: 400–650°C (750–1200°F)
Duy trì mechanical properties and dimensional stability.
3. Limitations
430 stainless steel cannot be hardened by quenching and tempering.
Mechanical strength is primarily determined by cold working and thickness, not heat treatment.
4. Applications Related to Heat Treatment
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and decorative architectural parts
Các thành phần cần thiết dimensional stability and corrosion resistance
Tóm tắt
430 stainless steel is not hardenable, but annealing and stress-relief treatments can optimize ductility, dimensional stability, and corrosion resistance after fabrication or welding. Proper heat treatment ensures reliable performance in household, automotive, industrial, and decorative applications.
Khả năng chịu nhiệt
Heat Resistance of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel nổi tiếng với good corrosion resistance, formability, and moderate mechanical strength. Khả năng chịu nhiệt của nó là vừa phải, suitable for applications with intermittent or mild elevated temperatures.
1. Nhiệt độ hoạt động liên tục
Phù hợp với continuous service up to approximately 815°C (1500°F).
Duy trì độ bền và khả năng chống ăn mòn under moderate thermal exposure.
2. Intermittent or Short-Term Exposure
Có thể chịu đựng được short-term exposure up to around 870°C (1600°F).
Prolonged exposure beyond these temperatures may cause oxidation, scaling, and reduced corrosion resistance.
3. Khả năng chống oxy hóa
Tạo thành một lớp oxit crôm that protects against mild oxidation.
Không nên dùng cho highly oxidizing or corrosive high-temperature environments.
4. Applications Related to Heat Resistance
Kitchen appliances exposed to heat (oven linings, hoods)
Automotive exhaust components
Industrial panels and machinery parts
Decorative and architectural elements exposed to elevated temperatures
Tóm tắt
430 stainless steel provides khả năng chịu nhiệt ở mức trung bình, phù hợp với mildly elevated temperatures and intermittent thermal exposure. Combined with its formability, corrosion resistance, and surface finish quality, it is ideal for household, automotive, industrial, and decorative applications.
Gia công nóng
Hot Working of 430 Stainless Steel
430 stainless steel là một ferritic stainless steel cùng với good formability, moderate strength, and corrosion resistance. Hot working allows shaping of components, especially for thicker sections, while minimizing the risk of cracking and improving ductility.
1. Nhiệt độ làm việc nóng khuyến nghị
Optimal temperature range: 815–925°C (1500–1700°F)
Working above this range may cause sự phát triển của hạt, reducing mechanical properties.
Working below this range can lead to increased strength and reduced ductility, making forming more difficult.
2. Các quy trình gia công nóng
Rèn: Suitable for thicker components and structural parts.
Cán nóng: Produces sheets, strips, and bars.
Extrusion and Hot Forming: Allows shaping of complex profiles and large parts.
3. Ưu điểm của gia công nóng
Giảm quá trình làm cứng so với gia công nguội.
Cải thiện độ dẻo và độ bền, allowing easier shaping of thick or intricate components.
Produces components with uniform mechanical properties.
4. Post-Hot Working Treatment
Ủ can relieve residual stresses and restore ductility.
Ngâm axit hoặc xử lý thụ động may improve corrosion resistance if surface scale forms during hot working.
5. Các ứng dụng liên quan đến gia công nóng
Automotive components requiring forged or formed parts
Các bộ phận của máy móc công nghiệp
Architectural and decorative panels
Structural parts exposed to mild corrosion and elevated temperatures
Tóm tắt
430 stainless steel exhibits good hot working properties, allowing forging, rolling, extrusion, and hot forming at 815–925°C. Hot working improves ductility, reduces work hardening, and ensures uniform mechanical properties, making 430 stainless steel suitable for household, automotive, industrial, and decorative applications.
