AlumAlloy Equipment/Facility Roster

Tooling 1- Pattern Shop capable of fabricating small patterns plus providing rigging and repairs to all patterns. 1- Computerized pattern storage facility with capacity of approximately 1000 patterns and coreboxes.

Melting 6- McGowan 450 lb statinary melting furnaces 1- Lindberg 450 lb tilt-pour furnace 1- 700 lb tilt-pour ladle 1- 2000 lb tilt-pour ladle

Cores 1- Shalco UF150 semi-automatic shell core machine 1- Dependable 200 semi-automatic shell core machine Molding 3- Osborne Model 212 greensand squeezers 3- Osborne Model 3161 Rotalift greensand squeezers (24 x 36 capacity) 1- Stahl tilt-pour permanent molding machine (20 x 24 capacity) 1- Stahl tilt-pour permanent molding machine (24 x 24 capacity) 2- No-bake molding stations sharing a Shalco Saturn II continuous sand mixer

Quality Control 1- Sand/metal testing facility 1- Bausch & Lomb Metallograph 1- Labtest Model 20 Spectrograph 1- Dye-penetrant facility 1- X-ray facility (140 Kv @ 10mA) 1- Rockwell hardness tester 1- 4' x 8' granite surface plate w/ linear and angular measuring apparatus

Military and Federal Specifications

MIL-I-45208 MIL-A-21180 MIL-STD-2175 MIL-STD-453 MIL-STD-410 MIL-STD-6866

Inspection System Requirements Aluminum Alloy Casting, High Strength (MIL-C-6021) Casting Classification Radiographic Inspection Non-Destructive Testing Inspection, Liquid Penetrant

MIL-STD-6088 MIL-STD-45662 MIL-P-47158 MIL-W-8604 ASTM B26 AMS 4218C

Heat Treatment of Aluminum Alloys Calibration System Requirement Penetrant Inspection Welding, Fusion Aluminum Alloys Aluminum Sand Castings Aluminum Alloy Castings, Premium Grade

Performance Characteristics

Alloy	Type of Mold	Fluidity	Resistance to Hot Cracking	Pressure Tightness	Normally Heat Treated	Strength at Elevated Temperatures	Corrosion Resistance	Machinability	Polishing	Anodizing Appearance	Weldability
201 319 356 A356 535	S S or P S or P S or P S	3 2 1 1 5	4 2 1 1 4	3 2 1 1 5	Yes Optional Yes Yes Optional	1 3 3 3 3	4 3 2 2 1	1 3 3 3 1	1 4 4 4 1	2 4 4 4 1	4 2 1 1 4

Chemical Composition Limits for Principal Aluminum Alloys

Alloy		Type of Mold		Si		Fe		Cu		Mn		Mg		Cr		Ni		Zn		Ti		Other
201 319 356 A356 535		S or P S or P S or P S or P S		0.10 5.5-6.5 6.5-7.5 6.5-7.5 0.10		0.10 0.60 0.13-0.25 0.12 0.10		4.0-5.2 3.0-4.0 0.10 0.10 50.05		0.20-0.50 0.10 0.05 0.05 0.10-0.25		0.20-0.50 0.10 0.30-0.40 0.30-0.40 6.6-7.5		- - - - -		- 0.10 - - -		- 0.10 0.05 0.05 -		0.15-0.35 0.20 0.20 0.20 0.10-0.25		0.10 0.20 0.15 0.15 0.15

Typical Mechanical Properties

ALLOY

TEMPER

----------------------------SAND MOLD---------------------------- Tensile Strength (ksi)%Elongation UltimateYieldIn 2 inches

---------------------PERMANENT MOLD--------------------- Tensile Strength (ksi)%Elongation UltimateYieldIn 2 inches

201	T6	65.0		55.0		8.0		65.0		55.0	8.0
319	F	27.0		18.0		2.0		34.0		19.0	2.5
	T5	30.0		26.0		1.5		-		-	-
	T6	36.0		24.0		2.0		40.0		27.0	3.0
356	F	24.0		18.0		6.0		26.0		18.0	5.0
	T51	25.0		20.0		2.0		27.0		20.0	2.0
	T6	33.0		24.0		3.5		38.0		27.0	5.0
	T7	34.0		30.0		2.0		32.0		24.0	6.0
	T71	28.0		21.0		3.5		-		-	-
A356	T6	40.0		30.0		6.0		41.0		30.0	12.0
	T61	-		-		-		41.0		30.0	10.0
535	F	40.0		20.0		13.0		40.0		20.0	11.5

Values represent properties obtained from separately cast test bars. Unless otherwise specified, the values of specimens cut from castings shall not be
less than 75% of the tensile and yield strength values and not less than 25% of the elongation values given above. F indicates as cast.






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