304L Stainless Steel Coil

The 304L Stainless Steel Coil is a low-carbon variant of 304 stainless steel, specifically engineered to provide superior corrosion resistance, excellent weldability, and outstanding formability. Its lower carbon content minimizes carbide precipitation during welding, making it an ideal material for applications requiring heavy fabrication, welding, and superior corrosion resistance in aggressive environments.

304L Stainless Steel Coil is widely used in industries such as food processing, chemical processing, pharmaceuticals, architecture, marine environments, and general fabrication, where both hygiene and durability are essential.

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Key Feature

• Low Carbon Content (L Grade)
  Minimizes carbide precipitation during welding, reducing the risk of intergranular corrosion.

• Superior Corrosion Resistance
  Performs excellently in a wide range of corrosive environments, including mild chemicals, atmospheric conditions, and fresh water.

• Excellent Weldability
  Ideal for welding and fabrication with no need for post-weld annealing in most cases.

• Outstanding Formability & Workability
  Easily bent, cut, stamped, deep drawn, and fabricated into complex shapes.

• Smooth Surface Finish
  Excellent for aesthetic and sanitary applications with options for polished, brushed, or mirror finishes.

• Versatile Applications
  Widely used across industries requiring durability, cleanliness, and corrosion resistance.

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Applications of 304L Stainless Steel Coil

• Food processing equipment & kitchen appliances

• Pharmaceutical and medical equipment

• Chemical storage tanks and processing equipment

• Architectural cladding, facades, and handrails

• Heat exchangers and pressure vessels

• Marine and coastal structures

• Transportation equipment

• Sanitary piping and fittings

• Dairy, brewery, and beverage equipment

• Industrial machinery and fabrication

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Technical Specifications

Property	Specification
Material	304L Stainless Steel
Standard	ASTM A240 / A480 / A666, EN 10088, JIS G4304
Carbon Content	≤ 0.03%
Chromium Content	18.0–20.0%
Nickel Content	8.0–12.0%
Tensile Strength	485–620 MPa
Yield Strength	170 MPa min
Elongation	≥ 40%
Hardness	≤ 95 HRB
Thickness Range	0.3mm – 6mm
Coil Width	Up to 2000mm
Coil Weight	Custom per customer requirements
Surface Finish	2B, BA, No.1, No.4, HL, Mirror, PVC coated
Weldability	Excellent
Formability	Excellent
Corrosion Resistance	Excellent
Up to 870°C (intermittent), 925°C (continuous)	ASTM A276, A484, A479, EN 10088, JIS G4303

Available Surface Finishes

Finish	Description	Application
2B	Smooth, matte finish	General fabrication, forming
BA	Bright annealed	Appliances, decorative uses
No.1	Hot rolled, annealed & pickled	Heavy industrial, pressure vessels
No.4	Brushed satin	Architectural, appliances
HL	Hairline finish	Decorative panels, interior design
Mirror	Polished reflective surface	High-end decorative, medical

Manufacturing Standards

• ASTM A240 / A480 / A666

• EN 10088-2

• JIS G4304 / G4305

• ISO 9001 Certified Production

• Mill Test Certificates (MTC) Available

• RoHS & REACH Compliant

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Packaging & Delivery

• Protective PVC film for surface protection

• Waterproof wrapping for export shipments

• Wooden pallets, crates, and edge protectors

• Custom slitting, cutting, and coil processing available

• Global shipping with quick lead times and reliable logistics

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Storage & Handling Recommendations

• Store indoors in dry, clean environments

• Avoid contact with carbon steel to prevent contamination

• Use non-marking handling equipment to maintain surface integrity

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Advantages of Choosing 304L Stainless Steel Coil

• Excellent corrosion resistance in most environments

• Superior weldability for heavy fabrication projects

• Smooth surface finish for sanitary and decorative use

• Superior hygiene for food-grade and pharmaceutical industries

• Excellent formability for complex shapes and profiles

• Extended service life with minimal maintenance

• Wide range of finishes, thicknesses, and coil widths

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FAQ For This Product

What is 304L Stainless Steel Coil used for?It’s used for food processing, pharmaceuticals, chemical storage, medical devices, architectural cladding, marine hardware, and industrial fabrication due to its excellent corrosion resistance and weldability.Why choose 304L over regular 304 stainless steel?304L has a lower carbon content which prevents carbide precipitation during welding, reducing the risk of intergranular corrosion in welded areas.Is 304L Stainless Steel Coil easy to weld?Yes, it offers excellent weldability with no need for post-weld annealing in most fabrication processes.Can 304L Stainless Steel Coil be polished?Absolutely. It can be finished to various surface finishes including brushed, satin, and mirror polish depending on the application.Do you offer custom sizes and coil processing?Yes, we offer custom slitting, cut-to-length, edge conditioning, polishing, and protective film options.Do you provide certifications?Yes, full Mill Test Certificates (MTC) and compliance documents are provided for all shipments.