Post Stock Login Register

ASTM Zamak 7 vs ASTM ZA-12

Minimal Match — 15.4% match based on chemical composition and mechanical property overlap.

ASTM Zamak 7 and ASTM ZA-12 are both zinc grades. Both fall under the Zinc Alloys category. ASTM Zamak 7 is defined under ASTM International, originating from United States, while ASTM ZA-12 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM Zamak 7 vs ASTM ZA-12 is a 23% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 15.4%.

Frequently Compared With ASTM Zamak 7:
ASTM Zamak 3 ASTM Zamak 5 ASTM Zamak 2 ASTM ZA-27 ASTM SHG Zinc ASTM ZA-8
Match Breakdown
CHEMISTRY MATCH
23%
MECHANICAL MATCH
0%
OVERALL
15.4%
Specifications
Property ASTM Zamak 7 ASTM ZA-12
Standard ASTM ASTM
Category Zinc Alloys Zinc Alloys
Al (%) 3.7-4.3 10.5-11.5
Mg (%) 0.005-0.020 0.01-0.03
Cu (%) 0-0.10 0.5-1.2
Fe (%) 0-0.05 0-0.075
Pb (%) 0-0.003 0-0.006
Cd (%) 0-0.002 0-0.006
Sn (%) 0-0.001 0-0.003
Ni (%) 0.005-0.020 Not specified
Zn (%) remainder remainder
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM Zamak 7 ASTM ZA-12
Yield Strength ~200-225 MPa (as die cast) ~315-345 MPa (as cast)
Tensile Strength ~280-300 MPa (as die cast) ~400-430 MPa (as cast)
Elongation ~10-13% (as die cast) ~3-6% (as cast)
Note Zamak 7, high-ductility low-impurity zinc die-casting alloy ZA-12 zinc-aluminium alloy, indicative as-cast values
Key Differences
Can ASTM Zamak 7 Be Substituted With ASTM ZA-12?
ASTM Zamak 7 and ASTM ZA-12 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
On M-EX Right Now
ASTM Zamak 7
0 active listings and RFQs →
ASTM ZA-12
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM Zamak 7 and ASTM ZA-12?
ASTM Zamak 7 specifies Ni which is not specified for ASTM ZA-12.
Can ASTM Zamak 7 be substituted with ASTM ZA-12?
ASTM Zamak 7 and ASTM ZA-12 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.