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General Alloys

General Alloys

Alloys for Die-casting

Alloy	Temper	Tensile strength	0.2% proof stress	Elongation	Thermal conductivity	Linear expansion coefficient	Hardness (HB)
Alloy	Temper	MPa	MPa	%	W/mK	10^-6/℃	Hardness (HB)
ADC1	F	240	145	1.8	121	21	72
ADC3	F	295	173	3	113	22	76
ADC5	F	282	186	7.5	96	25	74
ADC6	F	280	150	10	138	25	67
ADC10	F	296	172	2	96	22	83
ADC12	F	296	186	2	96	21	86
ADC14	F	260	258	0.4	134	19	135

* Use this data as reference values.
(Reference: From Japan Die Casting Association's DCS M [Material Part])

Alloys for Casting

Alloy	Temper	Tensile strength	0.2% proof stress	Elongation	Features	Examples of applicable parts
Alloy	Temper	MPa	MPa	%	Features	Examples of applicable parts
AC1B	T6	420	380	8	High strength Poor castability	Parts for overhead lines,automotive parts,hydraulic parts for aircrafts, etc.
AC2A	T6	345	280	1.6	Small elongation Good castability	Manifolds,pump bodies,cylinder heads, etc.
AC2B	T6	305	200	0.9	Good castability	Cylinder heads,crankcases, etc.
AC3A	T6	195	75	11.6	Good fluidity and corrosion resistance Low proof stress	Thin-walled cases and covers with complicated shapes
AC4A	T6	300	250	3.2	Good castability, good toughness	Manifolds,brake drums,transmission cases
AC4B	T6	345	250	1.6	High strength, small elongation Good castability	Crankcases,cylinder heads,manifolds
AC4C	T6	285	225	7.3	Good castability Good pressure resistance and corrosion resistance	Hydraulic parts,transmission cases,aircraft parts,illumination parts, etc.
AC4CH	T6	260	157	16.8	Good castability Good mechanical properties	Wheels,engine parts,hydraulic parts,aircraft parts, etc.
AC4D	T6	320	240	4.1	Good castability Good pressure resistance	Cylinder heads,crankcases,fuel pump bodies, etc.
AC7A	F	245	105	5.3	Good corrosion resistance, anodized Poor castability	Parts for overhead lines,ship parts,office machines,aircraft illumination parts
AC8A	T6	335	310	1	Heat resistant, wear resistant Small thermal expansion	Automotive pistons,pulleys,bearings, etc.
AC8B	T6	335	315	1	Heat resistant, wear resistant Small thermal expansion	Automotive pistons,pulleys,bearings, etc.
AC8C	T6	390	255	1	Heat resistant, wear resistant Small thermal expansion	Automotive pistons,pulleys,bearings, etc.
AC9A	T6	150	150	0.1	Heat resistant, wear resistant Small thermal expansion, poor castability	Pistons etc.
AC9B	T6	185	155	0.5	Heat resistant, wear resistant Small thermal expansion, poor castability	Wheels,engine parts,hydraulic parts,aircraft parts, etc.