Custom Stainless Steel Parts Manufacturer
304L stainless steel
ATA | Custom Stainless Steel Fabricator Specializing in Precision 304L Stainless Steel Manufacturing
Custom Manufacturer
ATA: Industry-Leading 304L Stainless Steel Fabrication & Precision Processing Solutions
As a trusted custom stainless steel fabricator, ATA delivers tailored, high-precision processing and manufacturing services for 304L stainless steel, combining advanced processing technology, strict quality control, and customizable production to meet the strict dimensional, performance, and application requirements of industrial, commercial, and specialized projects across global sectors. The following table outlines standard and customizable processing dimensions and tight tolerance ranges for 304L stainless steel components.
Processing Category | Standard Dimension Range | Controlled Tolerance Range |
|---|---|---|
Sheet Metal Processing | 0.5mm – 50mm thickness; 100mm – 6000mm length/width | ±0.02mm (precision parts); ±0.05mm (standard parts) |
Pipe & Profile Processing | 6mm – 600mm outer diameter; 100mm – 12000mm length | ±0.03mm (diameter); ±0.5mm (length) |
CNC Machined Parts | 5mm – 800mm machining diameter/length | ±0.01mm (precision machining) |
Structural Components | Customized as per project drawings | ±0.05mm – ±0.1mm (per ISO 2768 standards) |
Why Your Project Requires 304L Stainless Steel
304L stainless steel is a low-carbon variation of standard austenitic stainless steel, engineered to deliver exceptional intergranular corrosion resistance, excellent formability, and reliable durability across diverse harsh environments. Unlike regular carbon steel and high-carbon stainless grades, it maintains structural integrity and surface stability in low-corrosion, high-hygiene, and moderate-temperature settings, making it a universal choice for industries ranging from food and beverage to pharmaceuticals, construction, and industrial machinery. Its balanced cost-performance ratio, weldability, and ease of fabrication further solidify its status as a top-tier material for custom industrial and commercial projects.
Material Grade | Core Performance Difference | Ideal Application Scenario |
|---|---|---|
304 Stainless Steel | Higher carbon content, lower intergranular corrosion resistance post-welding | General indoor applications, non-welded decorative components |
304L Stainless Steel | Ultra-low carbon (≤0.03%), eliminates weld zone corrosion, superior formability | Welded components, hygiene-focused equipment, corrosion-sensitive structures |
316L Stainless Steel | Higher molybdenum content, stronger chloride corrosion resistance, higher cost | Coastal, marine, or high-chloride chemical environments |
ATA Stainless steel fabrication
ATA 304L Stainless Steel Products
ATA manufactures a full range of high-quality 304L stainless steel products, tailored to fit the most common and critical application scenarios for this grade, with strict compliance to material standards and processing requirements. Below are five typical, high-demand products:
304L Stainless Steel Workbench
Designed for laboratory, industrial workshop, and commercial kitchen use, this workbench features a smooth, easy-to-clean surface, robust load-bearing capacity, and zero corrosion risk from daily chemical contact or moisture exposure.
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304L Stainless Steel Cabinet
Ideal for hygiene-focused sectors like pharmaceuticals and food processing, it offers sealed storage, rust-proof performance, and customizable internal layouts, complying with industry hygiene and corrosion resistance standards.
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304L Stainless Steel Pipe Fittings
Includes elbows, tees, and flanges, engineered for seamless welding and leak-proof performance, perfect for fluid transportation in water treatment, food, and general industrial systems.
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304L Stainless Steel Square Tube
Used for structural frames, guardrails, and decorative profiles, it offers excellent formability and weldability, maintaining structural stability without rusting in indoor and moderate outdoor environments.
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304L Stainless Steel Enclosure
Protects electrical and precision components from dust, moisture, and mild corrosion, with a smooth finish and durable construction, suitable for industrial and commercial electrical applications.
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Drawered Stainless Steel Workbench
End-to-End Customization: From concept to production, we handle it all
Precision Engineering: Advanced machinery and skilled craftsmanship
Fast Turnaround: Quick quotes, rapid prototyping, on-time delivery
Export-Ready Packaging: Safe and secure for international shipping
ATA Stainless steel fabrication Center
ATA Stainless Steel fabrication: One-Stop Precision Solutions for Your Stainless Steel Needs.
304 Stainless Steel Technical Specs
Chemical Composition (Typical Range, ASTM A240 Standard)
Element | Mass Fraction Range (%) |
|---|---|
Carbon (C) | ≤0.03 |
Chromium (Cr) | 18.00 – 20.00 |
Nickel (Ni) | 8.00 – 12.00 |
Manganese (Mn) | ≤2.00 |
Silicon (Si) | ≤1.00 |
Phosphorus (P) | ≤0.045 |
Sulfur (S) | ≤0.030 |
Nitrogen (N) | ≤0.10 |
Mechanical Properties (Typical Values, Annealed Condition)
Performance Parameter | Typical Value |
|---|---|
Tensile Strength | ≥485 MPa |
Yield Strength (0.2% Offset) | ≥170 MPa |
Elongation (Break) | ≥40% |
Hardness (Brinell) | ≤200 HB |
Modulus of Elasticity | 193 GPa |
Fabrication Capabilities
ATA 304L Stainless Steel Fabrication Capabilities
- Maximum Processing Diameter/Length: For 304L stainless steel bars, pipes, and profiles, maximum machining diameter reaches 800mm, and maximum single-piece length for cutting and forming is 12000mm, suitable for large-scale structural and industrial components.
- Maximum Sheet Thickness Cutting: Supports stainless steel laser cutting and mechanical shearing for 304L stainless steel sheets up to 50mm thick, with clean cut edges and no thermal deformation affecting material corrosion resistance.
- Processing Methods: Full-spectrum processing including stainless steel sheet fabrication, stainless steel pipe fabrication, stainless steel cnc machining, bending, stamping, and deep drawing; all processes optimized to preserve 304L’s low-carbon corrosion resistance.
- Welding Capabilities: Specialized laser welding stainless steel and TIG welding for 304L stainless steel, eliminating weld intergranular corrosion; supports full-position welding for sheets, pipes, and structural components, with 100% weld inspection.
- Heat Treatment Capabilities: Controlled annealing and stress relief heat treatment for 304L stainless steel, relieving processing stress without altering material composition, ensuring dimensional stability and enhanced corrosion resistance post-fabrication.
- Testing Capabilities: Full testing including dimensional inspection, hardness testing, intergranular corrosion testing, and surface finish verification; supports third-party material certification to confirm 304L stainless steel material purity and compliance.
304L Stainless Steel Fabrication & Manufacturing Precautions
To optimize processing quality, reduce production costs, and extend the service life of 304L stainless steel components, ATA recommends the following professional design optimizations during the drawing and engineering phase, aligned with international machining standards:
- Groove Radius, Tolerance & Weld Reserve: Recommended internal groove radius ≥ R3mm to avoid stress concentration; reserve 1-2mm machining allowance for welded joints; follow ISO 2768-m medium tolerance for standard parts, ISO 2768-f fine tolerance for precision components.
- Surface Roughness Ra Recommendation: For hygiene applications (food/pharma), Ra ≤ 0.8μm via passivation of stainless steel or polishing; for general industrial parts, Ra 1.6-3.2μm is sufficient to balance performance and cost.
- Recommended Tolerance Grade: Adopt ISO 2768 (general tolerances) or ANSI B4.1 (inch system) standards; CNC machined 304L parts use IT7-IT8 tolerance grade, sheet metal formed parts use IT10-IT12 grade to match material formability.
- Additional Design Tips: Avoid sharp corners and overly complex deep-drawn shapes to prevent material thinning; design weld joints to minimize heat-affected zones, preserving 304L’s core corrosion resistance.
ATA 304L Stainless Steel Fabrication Capabilities FAQs
Q: How does ATA prevent weld corrosion in 304L stainless steel fabrication?
A: ATA uses low-heat-input laser welding and TIG welding for 304L stainless steel, paired with post-weld stainless steel grinding and passivation treatment, eliminating carbon precipitation in weld zones and ensuring full corrosion resistance.
Q: Can ATA produce custom non-standard 304L stainless steel parts with tight tolerances?
A: Yes, ATA supports full custom fabrication for 304L stainless steel, with stainless steel precision machined parts reaching ±0.01mm tolerance, and custom structural components tailored to client drawings with full design support.
Q: What surface finishes are available for ATA’s 304L stainless steel products?
A: ATA offers brushed, mirror polished, passivated, and anti-fingerprint finishes for 304L stainless steel, all customized to application needs while maintaining the material’s inherent corrosion resistance.
Q: Does ATA provide material certification for 304L stainless steel products?
A: Absolutely, ATA provides full material test reports (MTR) and chemical composition verification for all 304L stainless steel products, ensuring compliance with ASTM A240 and other international material standards.
Q: What is the typical lead time for custom 304L stainless steel fabrication orders?
A: Standard parts have a 7-10 business day lead time, while complex custom or large-batch 304L stainless steel components take 15-25 business days, with expedited services available for urgent projects.
Corrosion-Resistant Custom 304L Stainless Steel Products
ATA is your trusted professional manufacturer specializing in high-precision stainless steel fabrication, providing custom one-stop solutions for your projects.