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- [实用新型]斜交轮胎及轮胎模具-CN02222386.X无效
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刘桂生
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刘桂生
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2002-04-22
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2003-05-07
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B60C9/06
- 本实用新型涉及的斜交轮胎,其规格为6.50-16LT、7.00-16LT、7.50-16LT、8.25-16LT、7.50-20、8.25-20、9.00-20、10.00-20、11.00-20、12.00-20,轮胎断面的内轮廓曲线胎肩处圆弧CB和B1C1的半径R2的取值范围为16~40毫米。本实用新型还涉及上述轮胎的模具,其断面的内轮廓曲线胎肩处的圆弧C’B’和B1’C1’的半径R2’的取值范围为16~40毫米。
- 轮胎模具
- [发明专利]一种耐磨复合衬板及其制备方法-CN201410050010.6有效
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李家荣;李家元;孙治国;符寒光
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昆明市宜良化工设备铸造厂
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2014-02-13
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2014-05-28
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B22D19/16
- 其中工作层的化学组成是:2.1~2.4%C,18.0~20.0%Cr,0.7~1.0%B,0.25~0.40%V,0.15~0.28%N,0.05~0.15%RE,0.5~0.8%Cu,0.05~0.12%Zn,0.02~0.06%Nb,0.15~0.22%Al,0.05~0.11%Bi,0.06~0.12%Mg,0.10~0.22%Ti,0.5~0.8%Mn,1.8~2.2%Si,<0.04%S,<0.05%P,余量Fe;非工作层的化学组成是:0.25~0.35%C,0.17~0.45%Si,1.28~1.60%Mn,0.20~0.45%Cr,0.03~0.07%N,0.05~0.10%Ti,0.04~0.08%Ce,0.03~0.08%Ca,0.04~0.09%Al,<0.035%S,<0.040%P,余量Fe。
- 一种耐磨复合及其制备方法
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