Steel Type	Standard	Country Code	Si(%)	Al(%)	Pb(%)	Ti(%)	Fe(%)	Ni(%)	Cu(%)
C1700	10879	CNS							≧95.0
QBe 1.7	5233	GB	≦0.15	≦0.15	≦0.005	0.10-0.25	≦0.15	0.2-0.4	≧95.5
C1700P/C1700R	H3130	JIS							≧95.0
C17000	B194	ASTM	≦0.2	≦0.2					≧95.0
CuBe1.7	17666	DIN							≧95.0
C1720	10879	CNS							≧95.0
QBe 2	5233	GB	≦0.15	≦0.15	≦0.005		≦0.15	0.2-0.5	≧95.0
C1720P/C1720R	H3130	JIS							≧95.0
C17200	B194	ASTM	≦0.2	≦0.2					≧95.0