通用碳素钢铸件 一般要求的铸件线形尺寸偏离设计尺寸的标准公差
蓝图尺寸,in.[mm] | 公差,in.[mm] | |
≤3[75] | +4/32[3] | -3/32[2] |
>3~7[75~175] | +5/32[4] | -4/32[3] |
>7~20[175~500] | +6/32[5] | -5/32[4] |
>20~100[500~2500] | +8/32[6] | -6/32[5] |
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