通用碳素钢铸件 残留浇冒口公差
浇冒口最大尺寸,in.[mm] | 最高凸台,in.[mm] | 最深凹坑,in.[mm] |
≤4[100] | 1/8[3] | 1/8[3] |
>4~8[100~200] | 1/4[6] | 1/8[3] |
>8~20[200~500] | 3/8[10] | 1/8[3] |
>20~30[500~750] | 1/2[13] | 1/4[6] |
>30[750] | 3/4[19] | 1/4[6] |
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