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    • # 3 Zinc typical mechanical properties.
    • ASTM B 86
ZA-12 Sand Cast  Perm Mold Die Cast
Ultimate Tensile Strength  (psi x10') 40-46 45-50 57-60
Yield Strength 0.2%Off set (psi x10') 30-31 36-40 45-48
Elongation (% in 2") 1-2 1-2 4-7
Shear Strength 36-38 ---------- ----------
Hardness ( Brinell ) 92-96 85-95 95-105
Impact Strength 17-22   15-27
Fatigue Strength Rotary Bend  (psi x10' ( 5 x10 cycles) 15 ---------- ---------
Compressive Yield Strength (psi X 10') 32-34 33-35 ---------
Typical Physical 
Density lb/cu In 0.218    
Electrical Conductivity 28.3    
Thermal Conductivity Btu/hr F 67.1    
Coet of Thermal Expansion 68-212 f per in /f 13.4    
Pattern Shrinkage  1/8 in/per foot    
       
       
                              
                                         Many of you know this alloy as dye casters zinc. We use it primarily, but not exclusively, to make samples for dye casters

                        

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