BRONZE - Nickel Aluminum Bronze C-958

Chemical Composition
(%max., unless shown as range or min.)

 

	Cu	Al	Fe(1)	Pb	Mn	Ni(2)	Si
Min./Max.	79.0 min	8.5-9.5	3.5-4.5	.03	.8-1.5	4.0-5.0	.10
Nominal	81.0	9.0	4.0	-	1.0	4.5	-

 

(1) Fe content shall not exceed Ni content.
(2) Fe content shall not exceed Ni content. Ni value
Note: Cu + Sum of Named Elements, 99.5% min.

 

Applicable Specifications

Product	Specification
Centrifugal	ASTM B271 SAE J461, J462
Continuous	ASTM B505 SAE J461, J462
Ingot	ASTM B30
Precision	ASTM B806
Sand	ASTM B148, B763 MILITARY MIL-B-24480 SAE J461, J462

 

Common Fabrication Processes

No information available.

 

Fabrication Properties

 

Joining Technique	Suitability
Soldering	Good
Brazing	Fair
Oxyacetylene Welding	Not Recommended
Gas Shielded Arc Welding	Good
Coated Metal Arc Welding	Good
Machinability Rating	20

 

Mechanical Properties 
(measured at room temperature, 68 F (20 C)
*Fatigue Strength: 100 x 10 6cycles, unless indicated as [N]X 106.

 

Temper	Section Size	Cold Work	Typ/ Min	Temp	Tensile Strength	Yield Strength (0.5% ext. under load)	Yield Strength (0.2% offset)	Yield Strength (0.05% offset)	El	Rockwell Hardness				Vickens Hard.	Brinell Hard.		Shear Strength	Fatigue Strength*	Izod Impact Strength
	in.	%		F	ksi	ksi	ksi	ksi	%	B	C	F	30T	500	500	3000	ksi	ksi	ft-lb
	mm.			C	MPa	MPa	MPa	MPa									MPa	MPa	J
As Centrifugal Cast
M02	0.0	0	SMIN	68	85	35	-	-	15	-	-	-	-	-	-	-	-	-	0.0
	0.0			20	585	240	-	-	15	-	-	-	-	-	-	-	-	-	0.0
As Continuous Cast
M07	0.0	0	SMIN	68	85	35	-	-	18	-	-	-	-	-	-	-	-	-	0.0
	0.0			20	586	241	-	-	18	-	-	-	-	-	-	-	-	-	0.0
As Permanent Mold Cast
M05	0.0	0	SMIN	68	90	40	-	-	15	-	-	-	-	-	-	-	-	-	0.0
	0.0			20	620	275	-	-	15	-	-	-	-	-	-	-	-	-	0.0
M05	0.0	0	TYP	68	96	52	-	-	17	88	-	-	-	-	-	-	-	-	0.0
	0.0			20	660	360	-	-	17	88	-	-	-	-	-	-	-	-	0.0
As Sand Cast
M01	0.0	0	SMIN	68	85	35	-	-	15	-	-	-	-	-	-	-	-	-	0.0
	0.0			20	585	240	-	-	15	-	-	-	-	-	-	-	-	-	0.0
M01	0.0	0	TYP	68	95	38	-	-	25	-	-	-	-	-	-	159	58	31	20.0
	0.0			20	655	262	-	-	25	-	-	-	-	-	-	159	400	214	27.0

Physical Properties

 

	US Customary	Metric
Melting Point - Liquidus	1940 F	1060 C
Melting Point - Solidus	1910 F	1043 C
Density	0.276 lb/in3 at 68 F	7.64 gm/cm3 @ 20 C
Specific Gravity	7.64	7.64
Electrical Resistivity	146.7 ohms-cmil/ft @ 68 F	24.39 microhm-cm @ 20 C
Electrical Conductivity	7 %IACS @ 68 F	0.041 MegaSiemens/cm @ 20 C
Thermal Conductivity	20.8 Btu · ft/(hr · ft2 · oF) at 68F	36.0 W/m · oK at 20 C
Coefficient of Thermal Expansion	9.0 ·10-6 per oF (68-572 F)	16.2 ·10-6 per oC (20-300 C)
Specific Heat Capacity	0.105 Btu/lb/oF at 68 F	440.0 J/kg · oK at 293 K
Modulas of Elasticity in Tension	16500 ksi	114000 MPa
Magnetic Permeability*	1.05	1.05
Poisson's Ratio	0.32	0.32
*Field Sterength 16 kA/m

 

Typical Uses

 

• Fasteners: Nuts
• Industrial: Pickling Equipment, Worms, Wear Plates, Worm Wheels, Valve Bodies, Machinery, Propeller Blades, Propeller Hub, Shafts, Bushings, Gears
• Marine: Marine Hardware, Valves in contact with sea water., Covers for Marine Hardware, Ship Building
• Plumbing: Elbows