EN AW-Al Zn4,5Mg1 | EN AW-7020 Material Datasheet
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| Material Number | Material Name | Material Number (single) | Standard | Scope | Standard Status | Country | Predecessor | VDA 231-106 classification | |
|---|---|---|---|---|---|---|---|---|---|
| EN AW-7020 (DIN EN 573-3 : 2022-09) | EN AW-Al Zn4,5Mg1 | EN AW-7020 | DIN EN 573-3 : 2022-09 | Supersedes DIN EN 573-3 : 2019-10 | Valid | Germany | EN AW-Al Zn4,5Mg1 | 2.1 | 1) |
| 1) Remark: Weldable precipitation-hardenable (naturally and artificially) AlZn alloy with medium strength and good corrosion resistance for automotive and mechanical engineering. The alloy is not food safe. |
Chemical Composition
| Cr [%] | Cu [%] | Fe [%] | Mg [%] | Mn [%] | Si [%] | Zn [%] | Zr [%] | Ti+Zr [%] | Remainder | |
|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | ||||||||||
| 2) Remark: blur |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
Mechanical Properties
| Semi-finished Product | Condition | Nominal Size [mm] | Temperature [°C] | Specimen Direction | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A [%] | Elongation A50 [%] | Hardness HB | HBW | |
|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)3) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)3) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| 1) Source: blur | ||||||||||
| 2) Source: blur | ||||||||||
| 3) Remark: blur | ||||||||||
| 4) Source: blur | ||||||||||
| 5) Source: blur |
Physical Properties
| Temperature [°C] | Melting Temperature [°C] | Density [g/cm³] | Young's Modulus [GPa] | Shear Modulus [GPa] | Mean Coefficient of Thermal Expansion [10^-6*K^-1] | Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] | Thermal Conductivity [W/(m*K)] | Mean Specific Heat Capacity [kJ/(kg*K)] | Electric Conductivity [MS/m] | |
|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)3) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2)4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 5) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 6) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 6) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 6) |
| 1) Source: blur | ||||||||||
| 2) Remark: blur | ||||||||||
| 3) Source: blur | ||||||||||
| 4) Source: blur | ||||||||||
| 5) Source: blur | ||||||||||
| 6) Source: blur |
FKM Guideline Fatigue Strength
| Semi-finished Product | Condition | Nominal Size [mm] | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Fatigue Limit under rev. Tension-Compression Stresses [MPa] | Fatigue Strength under pulsating Tensile Stresses [MPa] | Bending Fatigue Strength [MPa] | Shear Fatigue Strength [MPa] | Torsion Fatigue Strength [MPa] | |
|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | ||||||||||
| 2) Remark: blur |
Welding and Joining
| Welding and Joining - Evaluation | |
|---|---|
| blur | 1) |
| 1) Source: blur |
Creep Rupture Behaviour
| Strength Abbrevation | Temperature [°C] | Creep Tensile Strength at 10³ h [MPa] | Creep Tensile Strength at 10^4 h [MPa] | 0.2% Creep Limit at 10³ h [MPa] | 0.2% Creep Limit at 10^4 h [MPa] | 1% Creep Limit at 10³ h [MPa] | 1% Creep Limit at 10^4 h [MPa] | |
|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | ||||||||
| 2) Remark: blur |
Formability - Bending - Folding
| Semi-finished Product | Condition | Nominal Size [mm] | Bend Factor (90°) | |
|---|---|---|---|---|
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | 2) |
| 1) Source: blur | ||||
| 2) Source: blur |
Cross Reference
| Material Name | Country | Standard | |
|---|---|---|---|
| 7020 | China | GB/T 3880 | |
| Al Zn4,5Mg1 | Germany | DIN EN 754-2 | |
| Al Zn4,5Mg1 | Germany | DIN EN 755-2 | |
| Al Zn4,5Mg1 | Europe | EN 754-2 | |
| Al Zn4,5Mg1 | Europe | EN 755-2 | |
| EN AW-Al Zn4,5Mg1 | Europe | EN 573-3 | |
| EN AW-Al Zn4,5Mg1 | Europe | EN 485-2 | |
| 7020 | USA | International Registration Record (AA) | |
| AlZn4,5Mg1 | International | ISO 209-1 | |
| AlZn4,5Mg1 | Turkey | TS 412 | |
| A97020 | USA | UNS | |
| AlZn4,5Mg1 | Germany | DIN 1725-1 | |
| AlZn4,5Mg1 | Germany | DIN 1745-1 | |
| 3.4335 | Germany | DIN 1725-1 | 1) |
| EN AW-AlZn4,5Mg1 | |||
| 1) Source: DIN EN 23134-3 : 1991-11 |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| Unidor-102 | Alu Menziken Extrusion AG, Reinach |
| AlZn4,5Mg1 | Aluminiumwerk Unna AG, Unna |
| EN AW-7020 | AMCO Metall-Service GmbH, Bremen |
| EN AW-7020 | Batz+Burgel GmbH & Co. KG, Friedberg |
| EN AW-7020 | BIKAR-METALLE GmbH, Bad Berleburg |
| AlZn4,5Mg1 | F.W. Brökelmann Aluminiumwerk GmbH + Co. KG, Ense-Höing |
| AlZn4,5Mg1 | Imet Industriemetall Handelsgesellschaft mbH, Hamburg |
| EN AW-AlZn4,5Mg1 | Martinrea Honsel Germany GmbH, Meschede |
| AZ14 | OTTO FUCHS KG, Meinerzhagen |
| AlZn4,5Mg1 | Swiss Steel International GmbH, Düsseldorf |
| EN AW 7020 | ThyssenKrupp Materials Processing Europe GmbH, Krefeld |
| AlZn4,5Mg1 | Voß Edelstahlhandel GmbH & Co.KG, Neu Wulmstorf |