Steel Type	Standard	Country Code	Si(%)	Al(%)	Pb(%)	P(%)	S(%)	Fe(%)	Ni(%)
BC1	4125	CNS			3.0-7.0
ZCuSn3Zn11Pb4	1176	GB			3.0-6.0
BC1	H5111	JIS	≦0.01	≦0.01	3.0-7.0	≦0.05	≦0.5	≦0.35	≦1.0
C84400	B584	ASTM	≦0.005	≦0.005	6.0-8.0	≦0.02	≦0.08	≦0.35	≦1.0
BC1C	4125	CNS			3.0-7.0
ZCuSn3Zn11Pb4	1176-87	GB			3.0-6.0			2.0-4.0
BC1C	H5111	JIS	≦0.01	≦0.01	3.0-7.0	≦0.05	≦0.5	≦0.35	≦1.0
C84400	B505	ASTM	≦0.005	≦0.005	6.0-8.0	≦1.5	≦0.08
BC2	4125	CNS			≦1.0
BC2	H5111	JIS	≦0.01	≦0.01	≦1.0	≦0.05	≦0.5	≦0.2	≦1.0
C90300	B584	ASTM	≦0.005	≦0.005	≦0.3	≦1.5	≦0.05	≦0.2
BC2C	4125	CNS			≦1.0
BC2C	H5111	JIS	≦0.01	≦0.01	≦0.05	≦1.5	≦0.5	≦0.2	≦1.0
BC3	4125	CNS			≦1.0
ZCuSn10Zn2	1176	GB
BC3	H5111	JIS	≦0.01	≦0.01	≦1.0	≦0.05	≦0.5	≦0.2	≦1.0
C90500	B584	ASTM	≦0.005	≦0.005	≦0.2	≦0.05	≦0.05	≦0.2
G-CuSn10Zn	1705	DIN			≦1.5				≦2.0
BC3C	4125	CNS			≦1.0
BC3C	H5111	JIS	≦0.01	≦0.01	≦1.0	≦0.05	≦0.5	≦0.2	≦1.0
BC6	4125	CNS			4.0-6.0
ZCuSn5Pb5Zn5	1176	GB			4.0-6.0
BC6	H5111	JIS	≦0.01	≦0.01	4.0-6.0	≦0.05	≦0.5	≦0.3	≦1.0
C83600	B584	ASTM	≦0.005	≦0.005	4.0-6.0	≦0.05	≦0.08	≦0.3
G-CuSn5ZnPb	1705	DIN			4.0-6.0			≦0.3	≦2.5
BC6C	4125	CNS			4.0-6.0
BC6C	H5111	JIS	≦0.01	≦0.01	4.0-6.0	≦0.05	≦0.5	≦0.3	≦1.0
BC7	4125	CNS			1.0-3.0
BC7	H5111	JIS	≦0.01	≦0.01	1.0-3.0	≦0.05	≦0.5	≦0.2	≦1.0
C92200	B584	ASTM	≦0.005	≦0.005	1.0-2.0	≦0.05	≦0.05	≦0.25
BC7C	4125	CNS			1.0-3.0
BC7C	H5111	JIS	≦0.01	≦0.01	1.0-3.0	≦0.05	≦0.5	≦0.2	≦1.0