430F stainless steel is a steel grade that adds free-cutting performance to Acier 430. Used in automatic lathes, bolts, and nuts. 430LX adds Ti or Nb to 430 steel to reduce the C content, which improves the processing and welding performance. Used in hot water tanks, hot water supply systems, sanitary appliances, household durable appliances, bicycle flywheels, etc.
- Numéro d'article: 1.4104
- Qualité: X12CrMoS17
- Standard: DIN 17400
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Characteristics and Applications of Stainless Steel 430F
Stainless steel 430F is a ferritic, free-machining stainless steel that belongs to the 400 series of stainless steels. It is derived from the basic composition of the stainless steel grade 430 but with added sulfur, which improves its machinability. Here are some of the key characteristics and applications of stainless steel 430F:
Caractéristiques:
1. Corrosion Resistance: Stainless steel 430F exhibits good resistance to corrosion in mild environments such as atmospheric conditions, fresh water, and certain chemicals. However, it is not as corrosion-resistant as other stainless steel grades like 304 or 316.
2. Machinability: The addition of sulfur to stainless steel 430F enhances its machinability, making it easier to cut, drill, and machine. It results in improved chip breaking and increased cutting speeds, reducing the overall machining time.
3. Magnetic Properties: Like other ferritic stainless steels, 430F is magnetic, which makes it suitable for applications where magnetic properties are required.
4. Heat Resistance: Stainless steel 430F has moderate heat resistance. It can withstand temperatures up to 815°C (1500°F) in intermittent service and 705°C (1300°F) in continuous service.
5. Weldability: While stainless steel 430F can be welded using common welding techniques, its sulfur content can negatively affect weldability. It is recommended to use low heat input and control the sulfur levels during the welding process to prevent weld cracking.
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Applications :
1. Machined Parts: The excellent machinability of stainless steel 430F makes it suitable for applications that require intricate and precise machining, such as fasteners, screws, bolts, bushings, shafts, and fittings.
2. Electrical Components: Due to its magnetic properties, stainless steel 430F is used in electrical applications, including transformers, solenoid valves, and other electromagnetic devices.
3. Automotive Parts: The machinability and corrosion resistance of 430F make it suitable for automotive applications, such as trim components, decorative arts, and exhaust system components.
4. Kitchen Appliances: Stainless steel 430F is sometimes used in the manufacturing of kitchen appliances like sinks, refrigerator doors, and dishwasher panels, where it’s corrosion resistance and magnetic properties are advantageous.
5. Fasteners and Hardware: Its free-machining properties make 430F stainless steel well-suited for the production of fasteners, such as screws, nuts, and bolts, as well as various hardware components.
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It’s important to note that while stainless steel 430F offers good machinability, its overall corrosion resistance is lower compared to other stainless steel grades. Therefore, it may not be suitable for applications exposed to aggressive corrosive environments.
Stainless Steel 430F Data Sheet
Propriétés mécaniques:
- Résistance à la traction σb (MPa): ≥450
- Conditional yield strength σ0.2 (MPa)：≥205
- Elongation δ5 (％)：≥22
- Reduction of area ψ (％)：≥50
- Dureté : ≤183HB
- Spécification du traitement thermique: recuit 680 ～ 820 ℃ refroidissement par air ou refroidissement lent.
- Structure métallographique: La structure est caractérisée par le type de ferrite.
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Physical Properties of Stainless Steel 430F
Our company can provide you with the physical property table of stainless steel 430F. Please note that the values provided below are general guidelines and actual values may vary.
| Propriétés physiques | Valeur |
|---|---|
| Densité | 7.7 g / cm³ |
| Point de fusion | Approximately 1425-1510°C |
| Coefficient de dilatation thermique | 10.4 x 10^-6/°C |
| Conductivité thermique | 25 W/(m·K) |
| Résistivité électrique | 0.60 μΩ·m |
| Propriétés magnétiques | Magnétique |
| Module d'élasticité | 200 GPa |
| Dureté | Brinell Hardness: 180 HB |
| Résistance à la flexion | Approximately 450 MPa |
| Résistance à la traction | Approximately 520 MPa |
| Résistance au rendement | Approximately 205 MPa |
| Allongement à la rupture | 25% (minimum) |
Note that these values are based on typical test conditions and typical materials. In actual application, different manufacturers and production batches may have slight differences. Therefore, in specific engineering projects, it is recommended to refer to the accurate data provided by the manufacturer.
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Composition chimique(%):
| C | Si | Mn | P | S | Cr | Mo | Ni |
|---|---|---|---|---|---|---|---|
| ≤ 0.12 | ≤ 1.00 | ≤ 1.25 | ≤ 0.060 | ≤0.015(In the GB/T1220-2007，S≥0.015) | 16.00 ~ 18.00 | ≤ 0.60 | ≤ 0.60 |
Stainless Steel 430F Equivalent
X12CrMoS17, acier inoxydable allemand. Il équivaut à Y1Cr17 dans notre pays, la marque américaine est S43020, 430F, et la marque française est Z10CF17.
