Stainless Steel, Ferritic
S43000 - 430 Stainless Steel
Ferritic 17% chromium stainless steel.
Stainless steel type 1.4016 is also commonly known as grade 430.
Type 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 est un ferritic, chromium-based stainless steel connu pour son 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.
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Gamme
| Sheet Size | Finish | Thicknesses |
| 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 |
| Tube carré | Dull Polished | 25 x 25mm - 40 x 40mm |
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430 Stainless Steel Related Specifications
| Système / Standard | Pays / Région | Grade / Désignation |
| Nations Unies | International | S32760 |
| FR / Numéro de dossier. | Europe | 1.4501 |
| EN Name (EN 10088) | Europe | X2CrNiMoCuWN25-7-4 |
| ASTM A240 | ÉTATS-UNIS | S32760 (plate, sheet, strip) |
| ASTM A276 | ÉTATS-UNIS | S32760 (bars, shapes) |
| ASTM A479 | ÉTATS-UNIS | S32760 (bars for pressure) |
| ASTM A789 | ÉTATS-UNIS | S32760 (seamless tubing) |
| ASTM A790 | ÉTATS-UNIS | S32760 (seamless pipe) |
| ASTM A182 | ÉTATS-UNIS | F55 (super duplex forging) |
| Trade name | International | Zeron 100 |
Propriétés
Composition chimique
1.4016 Steel
EN 10088-2
| Élément chimique | % Présent |
| Carbone (C) | 0.00 - 0.08 |
| Chrome (Cr) | 16.00 - 18.00 |
| Manganèse (Mn) | 0.00 - 1.00 |
| Silicium (Si) | 0.00 - 1.00 |
| Phosphore (P) | 0.00 - 0.04 |
| Soufre (S) | 0.00 - 0.02 |
| Fer (Fe) | Équilibre |
Propriétés mécaniques
Bar Up to 100mm Diamater/Thickness
EN 10088-3
| Propriété mécanique | Valeur |
| Limite d'élasticité conventionnelle | 250 Min MPa |
| La résistance à la traction | 400-630 MPa |
| Allongement A50 mm | 20 Min % |
| Dureté Brinell | 200 Max HB |
Sheet Up to 8mm Thick
EN 10088-2
| Propriété mécanique | Valeur |
| Limite d'élasticité conventionnelle | 260 MPa |
| La résistance à la traction | 450 - 600 MPa |
| Allongement A50 mm | 20 Min % |
Plate Over 8mm to 13.5mm / Thick
EN 10088-2
| Propriété mécanique | Valeur |
| Limite d'élasticité conventionnelle | 240 MPa |
| La résistance à la traction | 450 - 600 MPa |
| Allongement A50 mm | 18 Min % |
Plate Over 13.5mm to 25mm Thick
EN 10088-2
| Propriété mécanique | Valeur |
| Limite d'élasticité conventionnelle | 240 MPa |
| La résistance à la traction | 430 - 630 MPa |
| Allongement A50 mm | 20 Min % |
Propriétés physiques générales
| Propriété physique | Valeur |
| Densité | 7.75 g/cm³ |
| Point de fusion | 1425-1510 °C |
| Dilatation thermique | 10.4 x 10-6/K |
| Module d'élasticité | 200 GPa |
| Conductivité thermique | 23.9 W/m.K |
| Résistivité électrique | 0.60 x 10-6 Ω .m |
Applications of 430 Stainless Steel
430 stainless steel est un ferritic, chromium-based stainless steel connu pour son 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 est un ferritic, chromium-based stainless steel connu pour son 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. Résistance à la corrosion
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 travail à froid.
4. Magnetic Properties
Magnetic due to its ferritic structure, suitable for applications requiring magnetic response.
5. Applications
Kitchen appliances (sinks, dishwashers, refrigerators)
Automotive trim and decorative parts
Architectural panels and cladding
Industrial equipment in mildly corrosive environments
Résumé
430 stainless steel is a ferritic, chromium-based stainless steel offering moderate corrosion resistance, good formability, and magnetic properties. Its combination of cost-effectiveness, durability, and ease of fabrication en fait, il est idéal pour household, automotive, architectural, and industrial applications.
Informations supplémentaires
Fabrication
Fabrication of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel connu pour son 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. Formation
Travail à froid :
Can be bent, drawn, or rolled with good ductility.
Minimal springback compared to austenitic stainless steels.
Travail à chaud :
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. Machining
Machinable with high-speed steel (HSS) or carbide tools.
Produces minimal tool wear compared to martensitic stainless steels.
Use cutting fluids to improve surface finish and dimensional accuracy.
3. Welding
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. Heat Treatment
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 liées à la fabrication
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and architectural features
Heat exchangers and decorative parts
Résumé
430 stainless steel is très 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.
Soudabilité
Weldability of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel connu pour son 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. Suitable Welding Methods
TIG (GTAW): Produces precise, high-quality welds.
MIG (GMAW): Suitable for faster production.
Resistance Spot Welding: Common in sheet metal applications.
2. Considérations sur le soudage
Preheating: Usually not required for thin sections, but may be applied for thicker sections to reduce thermal stress.
Filler Metals: Use a ferritic or austenitic filler compatible with 430 stainless steel, such as 430F or 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 relatives à la soudabilité
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and architectural features
Heat exchangers and decorative parts
Résumé
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.
Usinabilité
Machinability of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel connu pour son good corrosion resistance, excellent formability, and moderate strength. Its machinability is modéré, 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.
Achieves good surface finish and dimensional accuracy with proper tooling and speeds.
2. Recommandations d'outils
High-speed steel (HSS) or carbide tools are recommended for efficient machining.
Utiliser 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
Convient à turning, milling, drilling, and tapping.
Avoid excessive cutting speeds to prevent surface discoloration and work hardening.
Light cuts and gradual feed rates help maintain dimensional accuracy.
4. Applications Related to Machinability
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and machinery parts
Decorative and architectural hardware
Résumé
430 stainless steel offers usinabilité moyenne, 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.
Résistance à la corrosion
Corrosion Resistance of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel avec bonne résistance à la corrosion, notamment en 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. Résistance générale à la corrosion
Resistant to oxidation and mild corrosion in air, water, and mildly corrosive atmospheres.
Performe bien dans 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 chloride-induced pitting and crevice corrosion; 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 liées à la résistance à la corrosion
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and machinery exposed to mild moisture
Decorative and architectural hardware
Résumé
430 stainless steel provides bonne résistance à la corrosion in mild to moderately corrosive environments. Combined with its formability, moderate strength, and aesthetic finish, it is suitable for household, automotive, industrial, and decorative applications.
Travail à froid
Cold Working of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel avec 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
Pliage et Formage : Easily bent into shapes for household, automotive, and industrial components.
Roulement : Suitable for producing sheets, strips, and foils.
Drawing and Stamping: Can be used to create precision parts and deep-drawn components.
Poinçonnage et cisaillage : Performs well in precision cutting applications.
2. Durcissement par travail
Minimal work hardening compared to austenitic stainless steels.
Retains ductility and formability during moderate deformation.
Extensive deformation may require stress-relief annealing Restaurer la ductilité.
3. Considérations relatives à la fabrication
Utiliser déformation progressive 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. Applications liées à l'usinage à froid
Kitchen appliances and sinks
Automotive trim and exhaust components
Industrial panels and decorative parts
Composants requis precise dimensions and smooth surfaces
Résumé
430 stainless steel exhibits excellent cold working properties, allowing bending, rolling, drawing, stamping, and punching with minimal work hardening. Its combination of formability, moderate strength, and corrosion resistance en fait, il est idéal pour household, automotive, industrial, and decorative applications.
Traitement thermique
Heat Treatment of 430 Stainless Steel
430 stainless steel est un 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. Annealing
Objet : Relieve internal stresses and restore ductility after cold working or welding.
Gamme de température : 815–925°C (1500–1700°F)
Refroidissement Rapid air cooling to avoid carbide precipitation.
2. Gestion du stress
Objet : Reduce residual stresses in formed or welded components.
Gamme de température : 400–650°C (750–1200°F)
Maintient 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
Composants requis dimensional stability and corrosion resistance
Résumé
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.
Résistance à la chaleur
Heat Resistance of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel connu pour son good corrosion resistance, formability, and moderate mechanical strength. Its heat resistance is modéré, suitable for applications with intermittent or mild elevated temperatures.
1. Température de service continue
Convient à continuous service up to approximately 815°C (1500°F).
Maintient résistance à la corrosion et à la dégradation under moderate thermal exposure.
2. Intermittent or Short-Term Exposure
Tolérer short-term exposure up to around 870°C (1600°F).
Prolonged exposure beyond these temperatures may cause oxidation, scaling, and reduced corrosion resistance.
3. Résistance à l'oxydation
Forme couche d'oxyde de chrome that protects against mild oxidation.
Déconseillé pour 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
Résumé
430 stainless steel provides résistance modérée à la chaleur, suitable for 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.
Travail à chaud
Hot Working of 430 Stainless Steel
430 stainless steel est un ferritic stainless steel avec 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. Température de travail à chaud recommandée
Optimal temperature range: 815–925°C (1500–1700°F)
Travailler au-dessus de cette plage peut causer croissance du grain, reducing mechanical properties.
Working below this range can lead to increased strength and reduced ductility, making forming more difficult.
2. Procédés de travail à chaud
Forgeage Suitable for thicker components and structural parts.
Laminage à chaud : Produces sheets, strips, and bars.
Extrusion and Hot Forming: Allows shaping of complex profiles and large parts.
3. Avantages du travail à chaud
Réduit écrouissage comparé à l'usinage à froid.
Améliore ductilité et ténacité, allowing easier shaping of thick or intricate components.
Produces components with uniform mechanical properties.
4. Post-Hot Working Treatment
Recuit can relieve residual stresses and restore ductility.
Picklage ou passivation may improve corrosion resistance if surface scale forms during hot working.
5. Applications liées au travail à chaud
Automotive components requiring forged or formed parts
Industrial machinery components
Architectural and decorative panels
Structural parts exposed to mild corrosion and elevated temperatures
Résumé
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.
