Northwest Aluminum Specialties Inc. - Documentos técnicos

Northwest Aluminum Specialties Europe - Ninaberlaan 83 7447AC Hellendoorn The Netherlands - Tel: +31-548-659026 - Fax: +31-548-659010

Documentos técnicos

2014 T6 Forgings

Mechanical Test Comparisons Of Non-Airslip Vs. Airslip Casting

Non-Airslip Mechanical Tests

Brinell Range	Ultimate KPSI	Yield KPSI	Elongation %
130-157	69	63	10

NWAS Direct Forge® Airslip Mechanical Tests

Brinell Range	Ultimate KPSI	Yield KPSI	Elongation %
138-160	74	68	9

Required Minimums

Brinell Range	Ultimate KPSI	Yield KPSI	Elongation %
130	65	56	6

2618 T61 Forgings

Mechanical Test Report For Direct Forge® Cast Material Used In Hot Forged Pistons

All test bars taken from the piston towers

NWAS Direct Forge® Material

Test ID	Yield Strength		Tensile Strength		Elongation %
Test ID	Actual Load Lbs.	Lbs. Per Sq. Inch	Actual Load Lbs.	Lbs. Per Sq. Inch	Elongation %
1	2,661	53,800	3,235	65,400	13
2	2,607	53,100	3,184	64,800	11
3	2,745	55,500	3,260	65,900	12
4	2,782	56,200	3,244	65,500	10

2618 T61 Forged From Extruded Stock

Test ID	Yield Strength		Tensile Strength		Elongation %
Test ID	Actual Load Lbs.	Lbs. Per Sq. Inch	Actual Load Lbs.	Lbs. Per Sq. Inch	Elongation %
1	2,398	48,700	3,145	64,100	12
2	2,517	50,800	3,140	63,400	12
3	2,517	51,800	3,060	63,000	10
4	2,496	50,800	3,055	62,200	11
5	2,579	52,500	3,170	64,600	10

Minimum Requirements
Yield Strength	Tensile Strength	Elongation %
45,000	58,000	4

7075 Property Comparisons

Hot Forged Parts From Northwest Aluminum Specialties

Direct Forge® Cast Material vs. Extruded Forge Stock

Source Alloy	Forging Temper	Min. Req. Tensile KSI	Actual Tensile KSI	Min. Req. Yield KSI	Actual Yield KSI	Min. Req. Elongation %	Actual Elongation %
Extruded Stock 7075	T73	(66 longitudinal) (62 Transverse)	73 Longitudinal 71 Transverse	(56 longitudinal) (53 Transverse)	65 Longitudinal 64 Transverse	(7) (3)	8 8
NWAS Direct Forge® 7075	T73	(66 longitudinal) (62 Transverse)	77 Longitudinal 77 Transverse	(56 longitudinal) (53 Transverse)	67 Longitudinal 67 Transverse	(7) (3)	9 9

Extruded Stock 7075	T6	(75 longitudinal) (71 Transverse)	80 Longitudinal 78 Transverse	(64 longitudinal) (61 Transverse)	71 Longitudinal 69 Transverse	(7) (3)	7 7
NWAS Direct Forge® 7075	T6	(75 longitudinal) (71 Transverse)	86 Longitudinal 87 Transverse	(64 longitudinal) (61 Transverse)	76 Longitudinal 77 Transverse	(7) (3)	13.5 13.5

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