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They are widely used in kitchenware, equipment for handling and storing food and chemical products, tanks for transporting liquid products, as well as various sheet-metal parts like heat sinks, decorative panels, and photocopier drums,etc.
| 3XXX Series Aluminum-Manganese Alloys Commonly used grades of 3XXX series hard aluminum include: 3A21 3003 3103 3004 3005 3105, among others. Chemical composition of the 3XXX series aluminum-copper alloy: | ||||||||||||
| Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Others | AL | |||
| Each | Total | |||||||||||
| 0.60 | 0.70 | 0.05-0.2 | 1.0-1.5 | — | — | 0.10 | — | 0.05 | 0.15 | ≥97 | ||
| MMechanical and Physical Properties of 3XXX Aluminum-Manganese Alloy Mechanical Properties: Tensile Strength σb (MPa): 140-200 Yield Strength σ0.2 (MPa): ≥115 Hardness (H24 Temper): HB 35-45 Elongation: 12% Sample Size: Aluminum Plate Note: Mechanical properties are for aluminum plate at room temperature (transverse direction). Tempers for 3XXX Aluminum-Manganese Alloy: H112, H24, O Grades and Chemical Composition Table of 3XXX Series Aluminum-Manganese Alloys:(Final parameters are subject to actual product testing) | ||||||||||||
| Grade | Chemical Composition (%) | |||||||||||
| Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Others | Al | |||
| Each | Total | |||||||||||
| 3A21 | 0.6 | 0.7 | 0.2 | 1.0~ | 0.05 | — | 0.10④ | — | 0.15 | 0.05 | 0.1 | Bal. |
| 3003 | 0.6 | 0.7 | 0.05~0.20 | 1.0~1.5 | — | — | 0.1 | — | — | 0.05 | 0.15 | Bal. |
| 3103 | 0.5 | 0.7 | 0.1 | 0.9~1.5 | 0.3 | 0.1 | 0.2 | Ti+ Zr: 0.10 | — | 0.05 | 0.15 | Bal. |
| 3004 | 0.3 | 0.7 | 0.25 | 1.0~ | 0.8~ | — | 0.25 | — | — | 0.05 | 0.15 | Bal. |
| 3005 | 0.6 | 0.7 | 0.3 | 1.0~1.5 | 0.20~0.6 | 0.1 | 0.25 | — | 0.1 | 0.05 | 0.15 | Bal. |
| 3105 | 0.6 | 0.7 | 0.3 | 0.30~0.8 | 0.20~0.8 | 0.2 | 0.4 | — | 0.1 | 0.05 | 0.15 | Bal. |
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