Stainless Steel 430 Wire

Product Description

FUSHUN METAL's Stainless Steel 430 Wire is a premium general-purpose ferritic stainless steel wire offering an excellent combination of corrosion resistance, formability, magnetic properties, and cost-effectiveness. With a carefully controlled chemical composition featuring approximately 16-18% chromium, our 430 wire provides superior corrosion resistance compared to 410 grade while maintaining strong ferromagnetic properties and excellent fabrication characteristics. Available in precision diameters down to 0.10mm, this versatile wire combines good drawability with oxidation resistance up to 816°C (1500°F), making it the ideal choice for demanding applications in automotive, appliance, food processing, architectural, and general industrial sectors. Unlike austenitic grades, FUSHUN METAL's 430 stainless steel wire offers magnetic properties with no nickel content, providing a cost-stable alternative that maintains its formability without work hardening during drawing operations. Each spool of our 430 wire undergoes comprehensive quality control to ensure consistent properties, precise dimensions, and superior surface quality for reliable performance in your most demanding applications.

Wire Specifications

FUSHUN METAL offers Stainless Steel 430 Wire in a comprehensive range of specifications to meet diverse application requirements:

Available Wire Diameters

• Ultra-Fine Wire: 0.10 mm to 0.30 mm
• Fine Wire: 0.31 mm to 1.00 mm
• Medium Wire: 1.01 mm to 3.00 mm
• Standard Wire: 3.01 mm to 10.00 mm

Dimensional Tolerances

Surface Finishes

• Bright Drawn: Clean, smooth surface with excellent dimensional accuracy
• Annealed: Soft condition with optimal formability
• Pickled and Passivated: Enhanced corrosion resistance
• Polished: Improved surface finish for decorative applications
• Matte Finish: Reduced reflectivity for specific applications
• Custom Finishes: Available upon request for specific applications

Temper Conditions

• Annealed (Soft): Maximum ductility for forming operations
• Quarter Hard: Moderate strength with good formability
• Half Hard: Balanced strength and formability
• Full Hard: Maximum strength for specific applications
• Spring Temper: For applications requiring resilience
• Custom Tempers: Available to meet specific mechanical property requirements

Packaging Options

• Precision Layer Wound Spools: For automated feeding and processing
• Standard Spools: Various sizes available
• Pancake Coils: For specialized applications
• Straight Cut Lengths: Available from 0.5m to 6.0m
• Custom Packaging: Designed to meet specific handling and storage requirements
• Anti-corrosion Packaging: Available for long-term storage protection

Applications

FUSHUN METAL's Stainless Steel 430 Wire is specifically engineered for applications requiring a combination of corrosion resistance, magnetic properties, formability, and cost-effectiveness:

Automotive Industry

• Exhaust system components and hangers
• Trim and decorative elements
• Wheel weights and balance components
• Retaining springs and clips
• Fasteners for non-critical applications
• Heat shields and thermal barriers
• Magnetic sensor components

Appliance and Consumer Goods

• Decorative trim and accents
• Dishwasher and refrigerator baskets
• Microwave oven components
• Oven racks and shelving
• Washing machine components
• Cookware support structures
• Magnetic closures and latches

Food Processing Equipment

• Wire mesh belts for food conveyance
• Baskets and strainers
• Dry food processing equipment
• Filter support structures
• Decorative elements for food service equipment
• Baking racks and supports
• Utensil components

Architectural and Construction

• Decorative wire mesh and screens
• Security grilles and barriers
• Reinforcement wire for concrete structures
• Wire anchors and ties
• Ornamental wire elements
• Indoor applications requiring corrosion resistance
• Display fixtures and supports

General Industrial Applications

• Magnetic components requiring corrosion resistance
• Welding wire for ferritic stainless steels
• Wire brushes for stainless steel cleaning
• Filter elements for moderate corrosion environments
• Heating element supports
• Heat exchanger spacers
• Wire forms for non-critical applications

Electromagnetic Applications

• Solenoid cores and armatures
• Relay components
• Magnetic shielding
• Transformer parts
• Motor components requiring corrosion resistance
• Magnetic separators
• Sensor housings

Chemical Composition

FUSHUN METAL's Stainless Steel 430 Wire features the following nominal composition:

Key Element Functions

• Chromium (16.0-18.0%): Provides enhanced corrosion resistance compared to 410/420 grades through the formation of a more substantial passive chromium oxide layer.
• Carbon (≤ 0.12%): Controlled at moderate levels to provide good mechanical properties while maintaining reasonable weldability and formability.
• Silicon (≤ 1.0%): Improves oxidation resistance at elevated temperatures.
• Manganese (≤ 1.0%): Acts as a deoxidizer during melting and contributes to improved hot workability.
• Low Nickel Content: Ensures ferritic microstructure and strong magnetic properties, while providing cost stability compared to nickel-containing grades.

Physical and Mechanical Properties

Our Stainless Steel 430 Wire offers an impressive combination of physical and mechanical properties that make it ideal for demanding applications:

Mechanical Properties by Condition

The mechanical properties of our 430 wire vary by temper condition to meet diverse application requirements:

* Values are approximate and may vary depending on wire diameter and exact processing conditions

Elevated Temperature Properties

Type 430 stainless steel maintains good mechanical properties and oxidation resistance at elevated temperatures:

Special Features of FUSHUN METAL's 430 Wire

Our Stainless Steel 430 Wire offers several distinctive advantages that set it apart from conventional wire products:

Superior Corrosion Resistance

Stainless Steel 430 provides excellent corrosion resistance in many environments:

• Atmospheric Corrosion: Excellent resistance to normal atmospheric conditions, including rural, urban, and mild industrial environments.
• Fresh Water Resistance: Very good resistance to fresh water corrosion.
• Oxidation Resistance: Superior resistance to oxidation and scaling at elevated temperatures up to 816°C (1500°F).
• Mild Chemical Resistance: Good resistance to mild organic and inorganic chemicals.
• Food Product Compatibility: Excellent resistance to food acids and processing environments.
• Surface Finish Retention: Maintains appearance and finish under normal atmospheric conditions.

Excellent Magnetic Properties

Unlike austenitic stainless steels, 430 wire offers strong ferromagnetic characteristics:

• High Magnetic Permeability: Relative permeability values of 600-1000, making it ideal for electromagnetic applications.
• Good Magnetic Retention: Maintains magnetic properties better than low-carbon steels in corrosive environments.
• Temperature Stability: Maintains magnetic properties up to approximately 750°C (Curie temperature).
• Consistent Magnetic Response: Uniform magnetic properties throughout the material.
• Low Coercivity: Good soft magnetic characteristics for applications requiring rapid magnetization/demagnetization.

Superior Fabrication Characteristics

Type 430 stainless steel wire offers outstanding fabrication advantages:

• Excellent Formability: Superior bending and forming characteristics compared to martensitic grades.
• Good Drawability: Excellent response to wire drawing operations with minimal work hardening.
• Better Weldability: Good weldability for a ferritic stainless steel, though some precautions are recommended.
• Dimensional Stability: Minimal distortion during welding and thermal cycling.
• Good Machinability: Better machinability than austenitic grades.
• Consistent Properties: No significant hardening during moderate forming operations.

Cost-Effective Performance

430 stainless steel provides an excellent balance of performance and economy:

• Nickel-Free Composition: Eliminates exposure to nickel price volatility, providing cost stability.
• Lower Raw Material Cost: Generally more economical than nickel-containing austenitic grades.
• Processing Efficiency: Good manufacturing characteristics reduce processing costs.
• Balance of Properties: Optimized combination of corrosion resistance, mechanical properties, and cost.
• Durability: Long service life in appropriate environments provides excellent value.
• Recyclability: 100% recyclable at end of life, enhancing sustainability.

Manufacturing Excellence

FUSHUN METAL employs specialized processes to ensure our 430 wire delivers reliable performance in critical applications:

• Precise Composition Control: Carefully controlled chromium content for optimal corrosion resistance and mechanical properties.
• Advanced Drawing Technology: Specialized drawing techniques to maintain dimensional accuracy and surface quality.
• Optimized Annealing Processes: Carefully controlled annealing cycles to ensure optimal microstructure and formability.
• Enhanced Surface Quality: Rigorous surface inspection and processing to ensure clean, defect-free wire.
• Consistent Property Control: Advanced process controls to ensure batch-to-batch consistency in both mechanical and magnetic properties.
• Clean Steel Practices: Specialized melting and refining techniques to minimize non-metallic inclusions that could affect performance.

Quality Assurance and Testing

Every batch of FUSHUN METAL's Stainless Steel 430 Wire undergoes rigorous testing to ensure it meets our exacting quality standards:

• Chemical Composition Analysis: Spectrographic testing to verify precise element content critical for performance.
• Mechanical Property Testing: Tensile testing to confirm strength, ductility, and work hardening characteristics.
• Microstructural Examination: Metallographic analysis to verify proper structure and grain size.
• Surface Quality Inspection: Advanced eddy current and visual inspection systems to detect surface imperfections.
• Dimensional Verification: Precision measurement throughout production to ensure tight diameter tolerances.
• Magnetic Property Testing: Verification of magnetic characteristics when required.
• Bend Testing: Evaluation of formability and ductility through standardized bend tests.
• Corrosion Testing: Sample testing available for critical applications.

Certifications Provided

• Material Test Certificates according to EN 10204 3.1
• Chemical composition analysis
• Mechanical property test results
• Dimensional inspection report
• Special property verifications available upon request
• Certificate of conformity to ordered specifications
• Custom testing documentation available upon request

International Standards Compliance

Our Stainless Steel 430 Wire complies with the following international standards:

Handling and Storage Recommendations

To maintain the quality and performance of your Stainless Steel 430 Wire, FUSHUN METAL recommends the following handling and storage practices:

• Store in a clean, dry environment away from chemical contaminants.
• Maintain original protective packaging until ready for use.
• Avoid contact with carbon steel tools or surfaces to prevent iron contamination.
• Handle with clean gloves to prevent surface contamination from oils or salts.
• For welding applications, ensure proper cleaning before and after welding to maintain corrosion resistance.
• When storing partially used spools, re-seal packaging to protect from environmental contaminants.
• Avoid prolonged exposure to chloride-containing environments which may cause pitting corrosion.
• For decorative applications, take extra care to prevent surface scratches or contamination.
• Consider stress relieving after severe cold forming operations.

Comparative Advantages over Other Stainless Steel Grades

Understanding how 430 stainless steel wire compares to other grades helps in selecting the optimal material for your application:

Weldability and Fabrication Guidance

When working with 430 stainless steel wire, the following fabrication guidelines can help ensure optimal results:

Welding Recommendations

• Preparation: Thoroughly clean surfaces before welding to remove oils, greases, and contaminants.
• Techniques: TIG (GTAW) and resistance welding methods are preferred.
• Filler Metal: When needed, use AWS ER430 or E430 filler metals.
• Heat Input: Use lowest practical heat input to minimize grain growth.
• Preheat: For thicker sections, preheat to 150-200°C (300-400°F).
• Post-weld Treatment: Consider stress relieving at 760-815°C (1400-1500°F) followed by rapid cooling to optimize properties.
• Interpass Temperature: Keep below 200°C (400°F) when making multiple passes.
• Post-weld Cleaning: Remove all heat tint and oxide to restore corrosion resistance.

Forming Guidelines

• Minimum Bend Radius: Use bend radius of at least 1-2 times material thickness for standard tempers.
• Direction of Bend: When possible, bend perpendicular to rolling direction for best results.
• Tool Surface: Use polished tools to prevent surface marking.
• Lubrication: Apply appropriate lubricants for severe forming operations.
• Spring-back: Allow for approximately 3-7% spring-back during forming operations.
• Annealing: Consider intermediate annealing for complex multi-stage forming operations.

Customization Capabilities

FUSHUN METAL offers extensive customization options to meet your specific application requirements:

• Custom Diameters: Special sizes manufactured to exact specifications for your application.
• Modified Chemical Composition: Slight adjustments to standard composition available to optimize specific properties.
• Specialized Surface Finishes: Surface treatments to enhance performance characteristics or appearance.
• Modified Mechanical Properties: Customized drawing and annealing practices to achieve specific mechanical property combinations.
• Optimized Magnetic Properties: Processing adjustments to enhance magnetic performance for specialized applications.
• Special Packaging: Customized packaging for protection during shipping and storage.
• Cut-to-Length Service: Precision cutting to customer-specified lengths.
• Technical Consultation: Expert metallurgical support for your specific application challenges.

Why Choose FUSHUN METAL for 430 Stainless Steel Wire

When you select FUSHUN METAL as your supplier for Stainless Steel 430 Wire, you partner with a leading manufacturer committed to excellence:

• Ferritic Stainless Expertise: Specialized experience in manufacturing ferritic stainless steel wire products with optimal properties.
• Advanced Production Facilities: State-of-the-art melting, drawing, and annealing equipment specifically optimized for ferritic stainless steels.
• Stringent Quality Control: Comprehensive testing and inspection protocols ensure consistent performance in demanding applications.
• Metallurgical Knowledge: In-depth understanding of ferritic stainless steel characteristics and processing requirements.
• Supply Chain Reliability: Robust inventory management and production planning to ensure consistent availability of critical materials.
• Technical Support: Expert assistance in material selection, fabrication guidance, and application support.
• Global Capabilities: Worldwide shipping network with experience in international documentation and compliance.
• Material Traceability: Complete documentation and batch traceability for quality assurance.
• Continuous Improvement: Ongoing research and development in ferritic stainless steel processing and performance.
• Competitive Pricing: Cost-effective solutions without compromising quality.

Request Information

Contact FUSHUN METAL today to discuss your Stainless Steel 430 Wire requirements. Our technical team is ready to assist you with:

• Detailed product specifications
• Technical consultations for your specific application
• Guidance on welding and fabrication best practices
• Custom wire development for specialized requirements
• Pricing inquiries and delivery schedules
• Sample requests for evaluation

FUSHUN METAL – Your trusted partner for premium ferritic stainless steel wire solutions that deliver consistent quality, excellent corrosion resistance, and reliable performance in demanding applications requiring both cost-effectiveness and magnetic properties.

For over 20 years, Fushun Steel, have been dedicated to manufacturing high-quality spring steel wire. Our stable quality and superior technique are the foundations of our success, and we pride ourselves on delivering products that meet or exceed our customers' expectations. With a focus on innovation and efficiency, we utilize the latest technologies to ensure consistent quality and timely delivery.

We have more than 400 employees and our plant covers an area of nearly 15,000 square meters, with an annual output of 100,000 tons. Our advanced equipment allows us to produce high-quality spring steel products efficiently, meeting the needs of our customers.

In the production of spring steel wire, a variety of specialized equipment is essential. Shot Peening Machine. Wire Drawing Machine. Phosphating Equipment. Annealing Furnace. Polishing Equipment. Wire Coiling Machine. End Grinding Machine. Tensile and Compression Testing Machine.

Our commitment to excellence and reliability has resulted in long-standing partnerships with some of the biggest names in the industry. Like MW Industries, NHK Spring, Scherdel, Sogefi, Mubea etc. We also have established partnerships with several prominent Chinese steel groups, like Baowusteel, Xinyusteel, Nanjinsteel, Shagang etc.

Our spring steel wire comes in various categories such as music wire, hard drawn wire, oil tempered wire, chrome silicon wire, chrome vanadium wire, stainless steel wire, nickel plated wire, phosphate coated wire, galvanized wire, and copper coated wire.

Spring steel wire is a versatile material that is utilized in the manufacture of a wide array of products. including automotive suspension springs, valve springs, and torsion springs. Beyond springs, paper clips and mattress supports. In addition, spring steel wire is essential in the creation of retaining rings and circlips that are utilized to secure components on shafts or within bores, and in making various types of fasteners. The durability and resilience of spring steel wire also make it a key material in the manufacturing of certain types of cable, fencing, and even some musical instruments, such as piano and guitar strings, where its ability to return to its original shape after deformation is highly valued.