A Comparison of Corrosion Behavior of Copper and Its Alloy in Pongamia pinnata Oil at Different Conditions

Table 1

Chemical composition of the materials.

Element	% Composition
	Copper	Brass
Zn	2.90	39.6
Al	<.010	<.010
Sn	0.038	0.011
Pb	<.001	<.001
Si	0.011	0.004
Ni	<.010	0.010
Fe	0.110	0.037
Mn	<.002	<.002
P	0.003	<.001
S	0.043	<.005
Bi	<.001	<.001
Sb	<.005	0.011
As	0.002	<.001
Co	<.010	<.010
Ag	0.002	—
Mg	0.001	—
Cu	96.89	60.32