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3003-H14 Aluminum Plate 0.8mm-3mm Thickness Standard Size 4x8 for Stamping

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Product Spotlights

Premium 3003-H14 aluminum plate (0.8-3mm, 4x8ft) optimized for stamping – tight ±0.05mm thickness tolerance, excellent formability, and consistent hardness. ISO9001 certified, direct mill supply from a company with US$50M+ annual export. Custom sizes and finishes available. Reliable global delivery.
Negotiable MOQ: 1 Ton (Price negotiable depending on order volume and customization)
Key Specifications
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Alloy:
Other, 3003
Temper:
Other, H14
Application:
Other, Stamping
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao Port
Delivery Detail:
7 days
Alloy Other, 3003
Temper Other, H14
Application Other, Stamping
Certification ISO9001
Thickness 0.8mm - 3mm
Standard Size 4x8 feet (1220x2440mm)
Surface Finish Mill finish, bright, or customized
Tolerance ±0.05mm (thickness), ±1mm (width/length)

Hemaokang Steel (Shandong) Co., Ltd. is proud to offer the 3003-H14 Aluminum Plate in thicknesses from 0.8mm to 3mm and standard 4x8 feet (1220x2440mm) dimensions, specifically engineered for stamping applications. As a trusted supplier with annual export value exceeding US$50 million, we deliver consistent quality, tight tolerances, and excellent formability. Our plates are produced under ISO9001 certified processes, ensuring each sheet meets the rigorous demands of automotive, aerospace, and industrial stamping. Whether you need deep-drawn parts, enclosures, or architectural panels, our 3003-H14 alloy provides the ideal balance of strength and workability.

Product Features & Technical Specifications

  • Excellent Stamping Performance – H14 temper (half-hard) offers sufficient strength for structural parts while retaining good ductility for complex stamping operations.
  • Precise Thickness Control – Thickness tolerance of ±0.05mm ensures uniform material flow and consistent part quality.
  • Standard 4x8 Size – 1220x2440mm sheets are ready for immediate processing, reducing waste and setup time.
  • Versatile Alloy 3003 – Non-heat-treatable, excellent corrosion resistance, and weldability – ideal for food equipment, chemical tanks, and signage.
  • Customizable Surface Finish – Available in mill finish, bright, or embossed patterns to suit different aesthetic and functional requirements.
  • Rigid Quality Control – Each batch undergoes chemical composition analysis, mechanical testing, and dimensional inspection.

Parameter Value Notes
Alloy 3003 Al-Mn series
Temper H14 Strain-hardened, half-hard
Thickness Range 0.8mm – 3mm Custom thicknesses available upon request
Standard Width 1220mm (4ft) Also available in 1000mm, 1250mm, 1500mm
Standard Length 2440mm (8ft) Custom lengths up to 6000mm
Tensile Strength 130 – 180 MPa Typical for H14 temper
Yield Strength ≥ 110 MPa Ensures stability during stamping
Elongation 5% – 12% Balance between strength and formability

Why Choose Our 3003-H14 Aluminum Plate for Stamping?

  • Consistent mechanical properties – Our production line uses advanced rolling and annealing controls to guarantee uniform hardness and grain structure across every sheet.
  • Reduced tool wear – The precise surface finish and low inclusion content minimize friction and extend die life.
  • Excellent flatness – Internal stress relief treatment ensures sheets lie flat, preventing misalignment during stamping.
  • Cost-effective solution – Direct mill supply with no middlemen, offering competitive pricing for high-volume buyers.
  • Global logistics support – With warehouses in major ports, we can deliver to North America, South America, Europe, Southeast Asia, Africa, Oceania, and the Middle East within 15–30 days.

Trust & Reliability

Hemaokang Steel (Shandong) Co., Ltd. was established in 2025 but has rapidly grown to serve customers worldwide, with an annual export value of US$50–100 million. Our team of 51–100 professionals is dedicated to quality control, supply chain management, and customer service. We are ISO9001 certified, and our product is tested in accordance with international standards. From small prototyping runs to large container orders, we ensure every plate meets your stamping requirements. Contact us today for a quotation or technical consultation – we are ready to support your next project with premium aluminum and reliable service.

Frequently Asked Questions (FAQ)

  1. Q: What is the difference between 3003-H14 and 3003-O for stamping?
    A: 3003-H14 is half-hard (strain-hardened), offering higher strength (tensile ~130-180 MPa) while still being formable. 3003-O is fully annealed and softer, better for deep drawing but with lower strength. H14 is ideal for parts that require moderate strength after stamping.
  2. Q: Can you supply custom sizes other than 4x8?
    A: Yes, we offer custom widths from 1000mm to 1500mm and lengths up to 6000mm. Custom thicknesses within 0.8mm–3mm are also available. Please provide your exact requirements for a quotation.
  3. Q: Is the surface protected for transportation?
    A: Standard sheets come with interleaving paper or plastic film to prevent scratches. For higher surface quality requirements, we can apply a protective peelable film on one or both sides (optional).
  4. Q: What is the minimum order quantity (MOQ)?
    A: For standard 4x8 sheets, MOQ is typically 1 ton. For custom sizes or special finishes, MOQ may be higher. We welcome sample orders for evaluation.
  5. Q: Do you provide cutting or pre-processing services?
    A: Yes, we can cut sheets to specific dimensions, slit coils, or provide blanking services. Additional charges apply. Please discuss with our sales team.
  6. Q: How do you ensure the quality of each shipment?
    A: We follow ISO9001 procedures, including incoming material inspection, in-process checks, and final testing. Each batch includes a Mill Test Certificate (MTC) with chemical and mechanical results.
  7. Q: What is the lead time for a typical order?
    A: For standard thickness and size, delivery time is 7–15 days after order confirmation. For custom specifications, lead time is 15–25 days, depending on quantity.
  8. Q: Which markets do you serve?
    A: Our main markets include North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, East Asia, Western Europe, Central America, Northern Europe, Southern Europe, South Asia, and domestic China. We have experience exporting to over 30 countries.

Product Tags: 3003 H14 Aluminum Plate , Stamping Aluminum Sheet 4x8 , 0.8mm-3mm Aluminum Sheet Metal

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Gold Verified Supplier
1Yr
Verified Business License
Year Established
2025
Annual Export Value
US$50 Million - US$100 Million
Total Employees
51 - 100 People
Product Certifications
ISO9001

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