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C92800 Leaded Tin Bronze

Similar or Equivalent Specification

CDA	ASTM	ASARCON	SAE	AMS	Federal	Ingot#	Military	Other Desc
C92800	ASTM B505			AMS 7320		295		RING METAL

Chemical Composition (according to ASTM B505-08)

Cu%	Sn%	Pb%	Zn%	Fe%	Ni%	Sb%	P%	S%	Al%	Mn%	Si%
Note: Single values represent maximums. A In determining copper minimum, copper may be calculated as copper plus nickel.
78.00-82.00	15.00-17.00	4.00-6.00	0.80	0.20	0.80A	0.25	1.5	0.05	0.005	N/A	0.005

Mechanical Properties (according to ASTM B505-08)

Tensile Strength (min)		Yield Strength (at .5% extention under load min)		Elongation (in 2in. or 50mm min, %)	Brinell Hardness (min)	Remarks
Ksi	MPa	Ksi	MPa
N/A	N/A	N/A	N/A	N/A	Rockwell "B" 72-82

Machinability

Alloy	Rating	Density
C92800	70	0.317

Physical Properties (provided by CDA)

	US Customary	Metric
Melting Point - Liquidus	1751 F	955 C
Melting Point - Solidus	1505 F	818 C
Specific Heat Capacity	0.090 Btu/lb/°F at 68 F	377.1 J/kg · °K at 293 K
Modulas of Elasticity in Tension	16000 ksi	110000 MPa

Fabrication Properties (provided by CDA)

Joining Technique	Suitability
Soldering	Excellent
Brazing	Good
Oxyacetylene Welding	Not Recommended
Gas Shielded Arc Welding	Not Recommended
Coated Metal Arc Welding	Not Recommended

Thermal Properties (provided by CDA)

Treatment	Temp./Time - US	Temp./Time - SI
Stress Temperature	500	260
Solution Minimum
Solution Maximum
Solution Time	0.0
Solution Medium	None
Precipitation Value
Precipitation Time
Precipitation Medium	None
Annealing Minimum
Annealing Maximum
Annealing Time
Hot Works Minimum
Hot Works Maximum