Corrosion-Resisting Aluminum Alloy 3A21 Round Bar

- Dec 13, 2017 -

Basic Info

  • Model NO.: 3A21

  • Shape: Round, Square, Plate

  • Certification: RoHS, ISO9001, ASTM, JIS, GB, EN, ASTMB, SGS

  • Grade: 2000 Series

  • Surface Treatment: Polished

  • Ts (MPa): >250

  • Elongation: >7

  • Delivery Time: Within 25working Days

  • Transport Package: Wooden Box or Customer′s Request

  • Application: Transportation Tools, Door & Window, Glass Wall, Heat Sink, Decorations

  • Alloy: Alloy

  • Technique: Cold Drawn

  • Temper: T351 - T651

  • Grade Number: 6061 Ld30 H20

  • Elongation Stress (MPa): >110

  • Certificate: SGS ISO

  • Specification: 20-400mm

  • HS Code: 76061290

Product Description

corrosion-resisting aluminum alloy 3A21 round bar
Product Description:
1. Medium strength heat treatable alloy slightly lower than 6005A.
2. Medium fatigue strength. Good cold formability especially in temper T4.
3. Suitable for very complex cross sections. Standard decorative anodizing quality.
Chemical component %


1. Used for windows, doors, curtain walls. Interior fittings, frame systems, lighting, ladders, railings etc.
2. Heat sink sections, electronic modules, electro motor housings. Flexible assembly systems, special machinery elements
3. Truck and trailer flooring, pneumatic installation, railway, inside applications. Irrigation pipes. Furniture, office equipment. Radiator and other heat exchanger application

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