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Ensinger PEI

Zinc Alloy 7; AG40B; Zn-4Al-0.015Mg; Zamak7
Categories: Metal; Nonferrous Metal; Zinc Alloy

Material Notes: Recommended Casting Temperature 395-425°C

Key Words: ASTM AG40B; UNS Z33522 (Ingot); UNS Z33523 (Castings); ZA-7; Zamak7
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Physical PropertiesMetricEnglishComments
Density 6.60 g/cc0.238 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 8080500 kg load; 10 mm hardened steel ball
Hardness, Knoop 9999Estimated from Brinell Value
Hardness, Vickers 8686Estimated from Brinell Value
Tensile Strength, Ultimate 285 MPa41300 psiUnspecified Heat Treatment
Tensile Strength, Yield 285 MPa
@Strain 0.2 %
41300 psi
@Strain 0.2 %
As Cast
Elongation at Break 14 %14 %As Cast; in 5 cm
Compressive Strength 414 MPa60000 psi
Fatigue Strength 47.0 MPa
@# of Cycles 5.00e+8
6820 psi
@# of Cycles 5.00e+8
Reverse Bend
Shear Strength 214 MPa31000 psi
Charpy Impact, Unnotched 58.0 J42.8 ft-lbAfter Aging 10 Years
 58.0 J
@Thickness 6.35 mm
42.8 ft-lb
@Thickness 0.250 in
square bar
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000640 ohm-cm0.00000640 ohm-cm
 
Thermal PropertiesMetricEnglishComments
CTE, linear 27.4 µm/m-°C
@Temperature 20.0 °C
15.2 µin/in-°F
@Temperature 68.0 °F
Specific Heat Capacity 0.419 J/g-°C0.100 BTU/lb-°F
Thermal Conductivity 113 W/m-K784 BTU-in/hr-ft²-°F
Melting Point 381 - 387 °C718 - 729 °F
Solidus 381 °C718 °F
Liquidus 387 °C729 °F
 
Processing PropertiesMetricEnglishComments
Casting Temperature 395 - 425 °C743 - 797 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 3.5 - 4.3 %3.5 - 4.3 %Casting
 3.9 - 4.3 %3.9 - 4.3 %Ingot form
Cadmium, Cd <= 0.0020 %<= 0.0020 %Casting
 <= 0.0020 %<= 0.0020 %Ingot form
Copper, Cu <= 0.10 %<= 0.10 %Ingot form
 <= 0.25 %<= 0.25 %Casting
Iron, Fe <= 0.075 %<= 0.075 %Casting
 <= 0.075 %<= 0.075 %Ingot form
Lead, Pb <= 0.0020 %<= 0.0020 %Ingot form
 <= 0.0030 %<= 0.0030 %Casting
Magnesium, Mg 0.0050 - 0.020 %0.0050 - 0.020 %Casting
 0.010 - 0.020 %0.010 - 0.020 %Ingot form
Nickel, Ni 0.0050 - 0.020 %0.0050 - 0.020 %Casting
 0.0050 - 0.020 %0.0050 - 0.020 %Ingot form
Tin, Sn <= 0.0010 %<= 0.0010 %Casting
 <= 0.0010 %<= 0.0010 %Ingot form
Zinc, Zn 95.48 - 96.085 %95.48 - 96.085 %As balance; Ingot per ASTM B 240
 95.329 - 96.49 %95.329 - 96.49 %As balance; Castings per ASTM B 86

References for this datasheet.

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MZN700 / 14541

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