Cold-rolled tin plate for beverage can bottom cover and production method of cold-rolled tin plate
A technology for beverage cans and tin-plated sheets, which is applied to cold-rolled tin-plated sheets for beverage can bottom lids and their production fields, can solve problems such as cracking and poor performance stability, and achieves simple process, good plate shape, and excellent stamping and forming properties. Effect
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[0039] This implementation selects product specification to be 0.18mm*836mm, below in conjunction with embodiment 1~4 and comparative example---the Chinese patent application number is disclosed in the patent application of CN200510027291.4, the present invention is further described, as table 1~table 4 shown.
[0040] element C Si mn P S Alt N Ti O this invention 0.065~0.085 0.005~0.034 0.20~0.30 ≤0.018 ≤0.015 0.065~0.085 ≤0.004 Example 1 0.080 0.034 0.20 0.010 0.006 0.077 0.0040 Example 2 0.066 0.020 0.23 0.016 0.015 0.085 0.0029 Example 3 0.073 0.006 0.30 0.018 0.013 0.065 0.0023 Example 4 0.085 0.018 0.26 0.015 0.009 0.069 0.0032 comparative example ≤0.006 ≤0.03 0.1 ~0.2 ≤0.015 ≤0.015 0.025~0.075 ≤0.0030 0.03~0.08 ≤0.0040
[0041]
[0042] Continuous casting slabs meeting the required chemical composition are obtained through converter smelting,...
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