Info

Product Description: Nickel Tin Bronze
Solids: 1/2" to 10" OD
Tubes: 1" to 16" OD
Rectangles: Up to 20"
Standard Lengths: 144"
Shape/Form: semi-finished, mill stock or near-net shapes, anode, bar stock, billet/bloom, squares, hex, plate, profile or structural shape, flats/rectangular bar

Typical Uses

Electrical: circuit breaker parts
Industrial: feeding mechanisms, gears, shift forks, piston cylinders, wear guides, valve components, bearings, nozzles

Note: Also available in a heat-treated condition.

Similar or Equivalent Specification

CDA	ASTM	ASARCON	SAE	AMS	Federal	Military	Other
C94700	B505 947 B292, A	50N			QQ-C-390, F2

Chemical Composition (according to ASTM B505/B505M-14)

Alloy	Cu%	Sn%	Pb%	Zn%	Fe%	Ni%1	Sb%	P%	S%	Al%	Mn%	Si%
1Ni value includes Co. Note: Cu + Sum of Named Elements, 98.7% min. Single values represent maximums.
C94700	85.00- 90.00	4.50- 6.00	0.09	1.00- 2.50	0.25	4.50- 6.00	0.15	0.05	0.05	0.005	0.20	0.005

Machinability

Alloy	Rating	Density
C94700	20	0.320

Mechanical Properties (according to ASTM B505/B505M-14)

Tensile Strength (min)		Yield Strength (at .5% extension under load min)		Elongation (in 2in. or 50mm min, %)	Brinell Hardness (min)	Remarks
Ksi	MPa	Ksi	MPa
45	310	20	138	25	N/A

Physical Properties (provided by CDA)

	US Customary	Metric
Melting Point - Liquidus	1880° F	1027° C
Melting Point - Solidus	1660° F	904° C
Density	0.32 lb/in3 at 68° F	8.86 gm/cm3 at 20° C
Specific Gravity	8.86	8.86
Electrical Resistivity	31.20 ohms-cmil/ft at 68° F	54.0 microhm-cm at 20° C
Electrical Conductivity	12% IACS at 68° F	0.07 MegaSiemens/cm at 20° C
Thermal Conductivity	31.20 Btu · ft/(hr · ft2 · °F) at 68° F	54.0 W/m at 20° C
Coefficient of Thermal Expansion	10.9 ·10-6 per °F (68°-392° F)	18.8 ·10-6 per °C (20°-200° C)
Specific Heat Capacity	0.090 Btu/lb/°F at 68° F	377.1 J/kg at 293° C
Modulus of Elasticity in Tension	15000 ksi	103400 MPa

Fabrication Properties (provided by CDA)

Joining Technique	Suitability
Soldering	Excellent
Brazing	Excellent
Oxyacetylene Welding	Fair
Gas Shielded Arc Welding	Good
Coated Metal Arc Welding	Good

Thermal Properties (provided by CDA)

Treatment	Temp./Time - US	Temp./Time - SI
Stress Temperature	500	260
Solution Minimum	1425	775
Solution Maximum	1475	802
Solution Time	2.0
Solution Medium	Water
Precipitation Value	580	305
Precipitation Time	5.0
Precipitation Medium	Water
Annealing Minimum
Annealing Maximum
Annealing Time
Hot Works Minimum
Hot Works Maximum

GET A QUOTE

C94700

ALLOY SEARCH MODULE

SPECIFICATION CROSS-REFERENCE CHART

STOCKED SIZE SCHEDULES