Compare Plastics, Metals, and More for Construction, Design, and Simulation - Materials Portal

EN AC-Al Si7Mg | EN AC-42000 Material Datasheet

Unlock Exclusive Materials Data

Gain access to a wealth of materials data by joining our Materials Portal.

Register for Free or Upgrade for Full Access

Material Description

Material Number	Material Number (single)	Standard	Scope	Standard Status	Country	Predecessor	Successor	VDA 231-106 classification
EN AC-42000 (DIN EN 1706 : 2020-06)	EN AC-42000	DIN EN 1706 : 2020-06	DIN EN 1706 : 2020-06 replaced by DIN EN 1706 : 2021-10	Replaced	Germany	EN AC-Al Si7Mg	EN AC-Al Si7Mg	2.1	1)
1) Remark: Aluminum casting alloy (sand casting, permanent mould casting, investment casting). The alloy is food safe acc. to EN 601. Further properties according to EN 1706: Pressure tightness: good Machinability (as cast): good/fair Machinability after heat treatment: good Corrosion resistance: good/fair Weldability: fair

Chemical Composition

Cu [%]	Fe [%]	Mg [%]	Mn [%]	Ni [%]	Pb [%]	Si [%]	Sn [%]	Ti [%]	Zn [%]
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	1)2)
1) Source: blur
2) Remark: blur

Mechanical Properties

Casting Method	Condition	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Hardness HB \| HBW
blur	blur	blur	blur	blur	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	1)
1) Source: blur

Physical Properties

Temperature [°C]	Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1]	Thermal Conductivity [W/(m*K)]	Electric Conductivity [MS/m]
blur	blur	blur	blur	1)
blur	blur	blur	blur	1)
1) Source: blur

Welding and Joining

Welding and Joining - Evaluation
blur	1)
1) Source: blur

Cross Reference

Material Name	Country	Standard
EN AC-Al Si7Mg	Europe	EN 1706
AC4C	Japan	JIS H 5202	1)
356.0	USA	International Registration Record (AA)	1)
A13560	USA	UNS	2)
EN AC-AlSi7Mg	Germany	DIN 5513
LM 25	Germany		3)
VAR LM 25	Germany		3)
AlSi7Mg
AC-42000
1) Source: DIN EN 1706 : 2020-06 Annex D
2) Source: Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
3) Source: VAR Verband der Aluminiumrecycling-Industrie e.V.

Producer/Supplier/Trade names

Tradename	Supplier
EN AC-Al Si7Mg	Hydro Aluminium Deutschland GmbH , Bonn
EN AC-Al Si7Mg	Stena Aluminium AB, Älmhult

Material Compliance

REACh	RoHS
blur	blur

FKM Guideline Fatigue Strength

Casting Method	Condition	Stress Ratio	Number of Cycles	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A50 [%]	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	blur	blur	1)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	blur	2)3)
1) Source: blur
2) Source: blur
3) Remark: blur

Linear-elastic

Temperature [°C]	Young's modulus [GPa]	Bulk modulus [GPa]	Shear modulus [GPa]	Poisson's ratio
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur

Alternating stress

Temperature [°C]	Stress ratio	Mean stress [MPa]	Alternating stress [MPa]	Cycles
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur

Yield strength

Temperature [°C]	0.1% Proof strength [MPa]	0.2% Proof strength [MPa]	Yield strength [MPa]
blur	blur	blur	blur

Coefficient thermal expansion

Related Temperature [°C]	Temperature [°C]	Coefficient thermal expansion [10^-6*K^-1]
blur	blur	blur

Tensile strength

Temperature [°C]	Tensile strength [MPa]
blur	blur

Thermal conductivity

Temperature [°C]	Thermal conductivity [W/(m*K)]
blur	blur

Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur

Designation

Designation	Material number	Source
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur
blur	blur	blur

Yield strength

Temperature [°C]	0.1% Proof strength [MPa]	0.2% Proof strength [MPa]	Yield strength [MPa]
blur	blur	blur	blur

Tensile strength

Temperature [°C]	Tensile strength [MPa]
blur	blur

Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur

Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur

Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur

Alternating stress

Temperature [°C]	Stress ratio	Mean stress [MPa]	Alternating stress [MPa]	Cycles
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur
blur	blur	blur	blur	blur

Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur

Yield strength

Temperature [°C]	0.1% Proof strength [MPa]	0.2% Proof strength [MPa]	Yield strength [MPa]
blur	blur	blur	blur

Tensile strength

Temperature [°C]	Tensile strength [MPa]
blur	blur

Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur

Yield strength

Temperature [°C]	0.1% Proof strength [MPa]	0.2% Proof strength [MPa]	Yield strength [MPa]
blur	blur	blur	blur

Tensile strength

Temperature [°C]	Tensile strength [MPa]
blur	blur

Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
blur	blur	blur	blur	blur	blur	blur	blur	blur	blur