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CW308G CuAl11Fe6Ni6¶i¤f»É¦Xª÷¶ê´Î»ÉªO
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column. The right hand column with our name is either identical in composition or a fully replaceable alloy with only minor

differences. The column in the middle states the norm and its country of origin.

With no marks in front of LM¡¦s alloy = alloy is identical, with this sign ¡§~¡¨ = alloy is very similar, fully replaceable.

Product name Country of origin LM¡¦s trade name by or order/inquiry

3A  American standard ASTM  SS 5640-15 (Cu Pb10 Sn10), CC495K

4A  American standard ASTM  SS 5204-15 (Cu Sn5 Pb5 Zn5), CC491K

4B  American standard ASTM  Rg7 (Cu Sn7 Zn4 Pb7), CC493K


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8A  American standard ASTM  CW710R (Cu Zn35 Ni3 Mn2 Al Pb, Sonderm.)