Bande d'acier inoxydable / Coil 304 316L - 2B BA No.4 8K Mirror Finish - PROGRÈS

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Product Overview

Our Stainless Steel Strip (also known as stainless steel coil, stainless steel band, or stainless steel foil) is manufactured from premium stainless steel through hot rolling, cold rolling, recuit, and pickling processes. With excellent corrosion resistance, haute résistance, precise thickness tolerance, and various surface finishes, stainless strips are widely used in automotive, électronique, ustensiles de cuisine, construction, équipement médical, and general manufacturing. We supply a comprehensive range of stainless steel strips in 304, 304L, 316, 316L, 321, 410, 420, 430, et 201 grades, with custom widths, épaisseurs, and surface finishes available.

Bande d'acier inoxydable / CoilProduction Line

Specifications

Steel Grades: 201, 301, 304, 304L, 309S, 310S, 316, 316L, 321, 409L, 410, 420, 430, 439, 441, 2205
Standard: ASTMA240, ASTM A666, GB/T 3280, GB/T 4238, DEPUIS 1.4301/1.4401, JIS G4305, DANS 10088
Épaisseur: 0.05 mm – 6.0 mm (foil: 0.05-0.15mm, thin: 0.15-1.0mm, medium: 1.0-3.0mm, thick: 3.0-6.0mm)
Largeur: 5 mm – 1500 mm (custom slitting available)
Coil Weight: 500 kg – 20 MT (standard: 1-3 MT)
Inner Diameter (ID): 508mm (20″), 610mm (24″), or as requested
Finition de surface: No.1 (hot rolled), 2D, 2B (cold rolled), BA (bright annealed), No.4 (brossé), 8K (miroir), Hairline, Embossed, Perforated
Tolérance: Épaisseur: ±0.01mm (precision) / ±0.05mm (standard), Largeur: ±0.1mm (slit), Longueur: ±2mm
Condition: Recuit, 1/4 Hard, 1/2 Hard, 3/4 Hard, Full Hard, Spring Hard
Processus: Hot Rolled, Cold Rolled, Recuit & Pickled (UN&P.), Bright Annealed, Slit to Width

Key Features & Avantages

  • Excellent corrosion resistance – 304/316 grades resist rust, acids, and harsh environments
  • Precise thickness toleranceconsistent dimensions for high-speed stamping and forming
  • Multiple surface finishes – 2B, BA, No.4, 8K mirror for various aesthetic and functional requirements
  • Custom slittingprecise width cutting from 5mm to 1500mm
  • Wide hardness rangefrom annealed (doux) to full hard (spring) for different applications
  • Excellent formability and weldabilitysuitable for deep drawing, pliant, et soudure
  • Large coil weightsreduces downtime and material waste in continuous production
  • Full traceabilitymill test certificates with heat number, chemical composition, and mechanical properties

Applications

  • Automotive componentsexhaust systems, trim, gaskets, springs
  • Electronics and electrical – connecteurs, lead frames, battery cases, shielding
  • Kitchenware and tablewaresinks, utensils, cookware, appareils électroménagers
  • Construction and architecture – toiture, wall panels, gouttières, decorative trim
  • Medical equipment and instrumentssurgical tools, implants, hospital equipment
  • Chemical and petrochemical equipment – réservoirs, pipes, échangeurs de chaleur
  • Food processing and packagingconveyor belts, packaging machinery, food containers
  • Precision instruments and watchmaking
  • General manufacturing – estampillage, emboutissage profond, laser cutting
  • Marine and offshore applications (316L grade)

Quality Control & Testing

Every batch of stainless steel strips undergoes rigorous quality control:

Raw Material: Chemical composition analysis (spectrometer), PMI testing, heat number verification
Process Control: In-line thickness monitoring (gamma ray/X-ray gauge), surface inspection, tension control, annealing temperature monitoring
Finished Product: Thickness measurement (micrometer), width measurement, coil weight verification, surface finish inspection, hardness test (Rockwell/Vickers), tensile test (limite d'élasticité, résistance à la traction, elongation), cupping test (formabilité), salt spray test (résistance à la corrosion)
Documentation: Mill Test Certificate (MTC) per EN 10204 3.1, material traceability, conformity certificate

Emballage & Expédition

Emballage: Standard export packagingcoils wrapped with waterproof paper, plastic film, and steel straps; wooden pallets or crates; edge protectors; PVC caps for inner diameter protection; individual wrapping for bright/mirror finishes
Marking: Steel grade, taille, heat number, standard, manufacturer logo (labeled on coil and packaging)
Trade Terms: GOUSSET, CIF, CFR, EXW, DDP
Paiement: T/T (30% deposit, 70% before shipment), L/C at sight, Western Union, PayPal (sample orders)
Délai de mise en œuvre: Standard sizes in stock – 3-7 jours; Custom sizes/finishes – 15-30 jours
MOQ: 500 kg for standard sizes; custom orders negotiable
Loading Port: Qingdao, Shanghai, Tianjin, Ningbo, or as requested

Pourquoi nous choisir

As a professional stainless steel manufacturer and exporter with over 15 years of experience, we supply high-quality stainless steel strips and coils to customers in more than 60 des pays. Our factory is equipped with advanced cold rolling, recuit, refendage, and surface treatment lines, ensuring precise dimensions and consistent surface quality. We maintain large inventory of standard sizes and grades for immediate delivery, and our experienced team can provide technical consultation and customized solutions for your specific applications. Contact us today for a competitive quote!

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