Alloy 3 Z33525 Z33520 Zamak 3 - ASTM B86-2018

Grade	Alloy 3
USA UNS	Z33525
ASTM Specification or Grade	AG40A
Other Names
Old Grade
Corresponding Standard	ASTM B86-2018 Zinc and Zinc-Aluminum (ZA) Alloy Foundry and Die Castings
Classification	Zinc and Zinc Alloys
Density	6.6 g/cm³

Alloy 3 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Cr	Ni	Cu	Pb	Al	Sn	Mg	Cd	More
Minimum Value	-	-	-	-	-	-	-	3.7	-	0.02	-	Zn:Remainder
Maximum Value	0.05	0.035	0.06	0.02	0.02	0.1	0.005	4.3	0.002	0.06	0.004	Zn:Remainder

• When this material is required to conform to ISO 301, the chemical limits for thallium and indium each shall not exceed 0.001 %.
• Under the contents of Ni, Cr, Si and Mn in the table, there are no harmful effects, so there is no need to analyze these elements.

Alloy 3 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Fatigue Limit Bending σ-1 Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
/	283	Rp0.2:：221 Compressive yield strength Rp0.1：414	Rotary bend 5 × 10⁸ cycles 47.6	10	* 82	58

1 Approximate Comparison Table Zinc and Zinc Alloys Castings

United States	Germany	France	European Standard		Sweden	United Kingdom
ASTM	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	SS₁₄	BS EN/BS
AG40A	Z400	ZP0400 Z-A4	ZP3	ZP0400	ZnAl4	Alloy A

2 Approximate Comparison Table Cast Zinc Alloys

China		United States	Germany	France	United Kingdom
GB	ISC	ASTM	DIN EN/DIN	NF EN/NF	BS EN/BS
ZnA14	ZL0400	AG40A	Z400	Z-A4	Alloy A

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!