430 Stainless Steel Sheet Plate Metal Laser Cutting Metal Parts
Tianjin Emerson Metal Steel Products co.,ltd is a factory can make all types metal laser cutting metal parts including laser cutting parts, stainless steel parts, stainless steel cutting parts, etc Tianjin Emerson Metal can produce 430 Stainless Steel Sheet Metal Laser Cutting Metal Parts
We manufacture precision laser-cut metal parts from 430 ferritic stainless steel sheet and plate, offering a cost-effective, magnetic, and corrosion-resistant solution for interior applications, decorative components, and moderate-service environments. As a ferritic grade containing 16–18% chromium and zero nickel, 430 delivers the stainless appearance and oxidation resistance of the 300 series at a significantly lower raw material cost—making it the preferred choice for large-volume consumer goods, architectural trim, and appliance manufacturing where aggressive chemical exposure is not a factor.
Our fiber laser cutting systems are optimized for ferritic stainless behavior, leveraging its lower thermal expansion and higher thermal conductivity to achieve flatter, more dimensionally stable parts compared to austenitic grades. The result is clean, burr-free profiles with minimal heat distortion, ready for direct assembly, polishing, or forming.
Specifications
Parameter
Details
Material Grade
430 (UNS S43000) / 1.4016
Standards
ASTM A240, EN 10088-2, JIS G4304, GB/T 3280
Thickness Range
0.4mm – 12mm (laser cutting optimized)
Max Cutting Format
4,000mm × 2,000mm
Surface Finish
2B / BA / No.4 / Hairline / Brushed / Mirror
430 Stainless Steel grade and material chemical composition and technical property is as below:
Standard
C max%
Si max
Mn max
P max
S max
Cr
Ni max
tensile strength（MPa）
yield strength（MPa）
Elongation%
430
0.12
0.75
1
0.04
0.03
16～18
0.6
≥450
≥205
≥22
Why Choose 430 for Laser-Cut Parts
Significant Cost Savings: Eliminating nickel reduces material cost substantially, making 430 ideal for high-volume production where 304 would be over-specified.
Excellent Laser Cut Quality: Lower thermal expansion means less plate warp and distortion during cutting, especially on large, thin-gauge sheets. Parts remain flatter with less post-cut leveling required.
Magnetic Utility: The strong ferromagnetic nature of 430 enables magnetic fixturing during downstream assembly, magnetic separation in recycling equipment, and compatibility with induction heating systems.
Good Oxidation Resistance: 430 resists scaling in continuous service up to approximately 815°C (1500°F), suitable for exhaust system trim, oven cavities, and heater surrounds.
Decorative Versatility: Accepts bright annealing (BA), brushing, hairline finishing, and mirror polishing, delivering premium aesthetics at a moderate price point.
Simplified Welding: While ferritic grades require lower heat input than austenitic steels, 430 welds readily with matching or 308L filler metals for non-critical assemblies.
Laser Cutting Process for 430 Ferritic Stainless
Ferritic-Optimized Parameters: Our fiber lasers run dedicated cutting libraries for 430, adjusting for its rapid heat dissipation to maintain clean edge quality without excessive dross adhesion.
Minimal Distortion: The low coefficient of thermal expansion keeps large sheets flat during nesting and cutting, reducing internal stress and post-process leveling.
Bright Edge Finish: Nitrogen assist gas produces clean, silver-colored cut edges with minimal oxide formation, preserving the bright appearance of decorative parts.
Film-On Cutting: Laser-compatible PVC or PE protective film remains in place during cutting for brushed, hairline, or No. 4 finishes, preventing surface scratches on visible components.
Efficient Nesting: High material utilization on standard sheets reduces scrap rates, amplifying the cost advantage of 430 over nickel-bearing grades.
