C90500-Shanghai Unique Alloy Co. Ltd

Continous Casting tin bronze C90500 ASTM B505

Chemical Composition

	Element
	Cu(1,2)	Pb	Sn	Zn	Fe	P(3)	Ni(4)	Al	S	Sb	Si
(1) Cu + Sum of Named Elements 99.7% min.(2) In determining Cu min., Cu may be calculated as Cu + Ni.(3) For continuous castings P shall be 1.5% max.(4) Ni value includes Co.
Min (%)	86.0		9.0	1.0
Max (%)	89.0	0.30	11.0	3.0	0.20	0.05	1.0	0.005	0.05	0.20	0.005

Mechanical Properties*

Form	Temper	Temper Code	Tensile Strength (ksi)	YS-0.5% Ext (ksi)	Elongation (%)	Brinell Hardness, 500 kg load	Izod (ft-lbs)	Compressive Strength .01 in. set/in. (ksi)	Fatigue Strength** (ksi)	Reduction of Area (%)
As Centrifugal Cast	As Centrifugal Cast	M02	40 Min for Standard 40 Min for Standard 45 Typ	18 Min for Standard 18 Min for Standard 22 Typ	20 Min for Standard 20 Min for Standard 25 Typ	75 Typ	10 Typ	40 Typ	13 Typ
As Continuous Cast	As Continuous Cast	M07	44 Min for Standard 44 Min for Standard	25 Min for Standard 25 Min for Standard	10 Min for Standard 10 Min for Standard
As Sand Cast	As Sand Cast	M01	40 Min for Standard 40 Min for Standard 45 Typ	18 Min for Standard 18 Min for Standard 22 Typ	20 Min for Standard 20 Min for Standard 25 Typ	75 Typ	10 Typ	40 Typ	13 Typ 13 Typ	40 Typ
* Measured at room temperature, 68°F (20°C).** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.

Physical Properties

Melting Point - Liquidus°F	1830
Melting Point - Solidus°F	1570
Densitylb/cu in. at 68°F	0.315
Specific Gravity	8.72
Electrical Conductivity% IACS at 68°F	11
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F	43.2
Coefficient of Thermal Expansion 68-57210-6 per °F (68 – 572°F)	11
Specific Heat CapacityBtu/ lb /°F at 68°F	0.09
Modulus of Elasticity in Tensionksi	15000
Magnetic Permeability	1

Casting Characteristics

Casting Attribute	Level
Casting Yield	Medium
Drossing	Low
Effect of Section Size	High
Fluidity	Medium
Gassing	Medium
Patternmakers Shrinkageinches per inch	3/16
Shrinkage in Solidification	Medium