| 摘要 |
1484211 Lead alloy COMPAGNIE EUROPEENNE D'ACCUMULATEURS 18 March 1975 [21 March 1974] 11280/75 Heading C7A [Also in Division H1] A lead based alloy, suitable for storage battery electrode grids contains Sb 1-3À5% Te 0À001-0À2% As 0À01-0À2% Sn 0À005-0À05% Ag 0-0À3 Pb balance plus impurities. Cast grids in the alloy have improved resistance to electro-chemical corrosion, and the hardness may be increased by tempering in water on removal from the casting mould. |
