| 摘要 |
A STEEL PLATE FOR PAINT USE WHICH CONTAINS C (0.12% OR LESS), Si (1.0% OR LESS), Mn (2.5% OR LESS), P(0.05% OR LESS), S(0.02% OR LESS), AND Cr (0.05% OR LESS), Cu (0.05-3.0%), Ni (0.05-6.0%), Ti (0.025-0.15%), AND Cu+Ni (0.50% OR MORE), WITH Pcm BEING 0.23% OR LESS, IN TERMS OF MASS%.SAID STEEL PLATE MAY CONTAIN AT LEAST ONE ADDITIONAL COMPONENT SELECTED FROM B (0.0005-0.0030%), Al (0.05-0.50%),Ca(0.0001-0.05%),Ce (0.0001-0.05%), La (0.0001-0.05%), NB(0.002-0.05%),V (0.01-0.10%), Zr (0.002-0.05%), AND Mo (0.05-0.5%), IN TERMS OF MASS%. THIS STEEL PLATE PROVIDES GOOD WELDABILITY AS WELL AS GOOD PAINTING DURABILITY IN A SALT-POLLUTED ENVIRONMENT.FIG.8
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