Shanghai Unique Alloy Co.Ltd 

Focus on Copper Alloy 

Casting Leaded Red Brass C83800 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 99.3% 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 (%) 82.0 5.0 3.3 5.0              
Max (%) 83.8 7.0 4.2 8.0 0.30 0.03 1.0 0.005 0.08 0.25 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 .001 in. set/in.
(ksi)		 Compressive Strength .01 in. set/in.
(ksi)
As Centrifugal Cast As Centrifugal Cast M02 30   Min for Standard
30   Min for Standard		 13   Min for Standard
13   Min for Standard		 20   Min for Standard
20   Min for Standard		        
As Continuous Cast As Continuous Cast M07 30   Min 15   Min 16   Min        
As Sand Cast As Sand Cast M01 30   Min for Standard
35   Typ		 13   Min for Standard
16   Typ		 20   Min for Standard
25   Typ		 60   Typ 8   Typ 12   Typ 29   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F 1840
Melting Point - Solidus°F 1550
Densitylb/cu in. at 68°F 0.312
Specific Gravity 8.64
Electrical Conductivity% IACS at 68°F 15
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 41.8
Coefficient of Thermal Expansion 68-39210-6 per °F (68 – 392°F) 10
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 13300
Magnetic Permeability 1