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Alfiniti is the largest manufacturer and supplier of drawn tube in North America.
3003: Tube – Drawn Porthole
Description: 3003: Tube – Drawn Porthole is a work-horse alloy for moderate-pressure systems where formability and corrosion resistance outweigh raw strength.
Key Characteristics:
- Bendability: Excellent—easily deep-drawn or flared without cracking.
- Anodizing: Accepts clear and color anodizing; finish is matte.
- Corrosion Resistance: High in fresh-water and mildly alkaline environments.
- Conductivity: Good thermal conductor; ~40% IACS electrical.
- Weldability: Good with TIG/MIG; minimal hot cracking.
- Machinability: Fair; forms gummy chips—use sharp tools.
Industries That Use
3003: Tube – Drawn Porthole:
- HVAC
- Automotive
- Food & Beverage
- Marine
Common Applications:
- AC evaporator coils
- Fuel lines
- Food-processing piping
- Heat-exchanger tubes
- Condenser manifolds
Our Customer Applications Include:
Key Characteristics Chart:
| Bendability | Anodizing | Corrosion Resistance | Conductivity | Weldability | Machinability |
|---|---|---|---|---|---|
| A | D | B | C | B | D |
Aluminum Mill Product Specifications
| ASTM | MILITARY | FEDERAL | AMS | ASME | AWS |
|---|---|---|---|---|---|
| B483 |
A copy of ANSI H35.1 and H35.2 is available from the American National Standards Institute.
A copy of the Aluminums Standards and Data is available from the Aluminum Association at www.aluminum.org
*These data are provided by Alfiniti, Inc. with the expectation that qualified technical personnel will independently test and confirm their suitability before use. Alfiniti, Inc. has sourced this information from what it believes to be reliable resources. Alfiniti, Inc. disclaims all liability for any application of this information, including potential patent conflicts, and offers it without express or implied warranty. No portion of this material may be reproduced, published, or shared with third parties without prior written authorization from Alfiniti, Inc.
