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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 6414-2017 |
Castings—Dimensional tolerances and geometrical tolerances and machining Allowances 铸件 尺寸公差、几何公差与机械加工余量 |
China National Standards Allowances |
 English PDF |
| GB/T 21471-2008 |
Machining Allowances and tolerances for steel open die forgings on hammer - Shafts 锤上钢质自由锻件机械加工余量与公差 轴类 |
China National Standards Allowances |
English PDF |
| GB/T 21470-2008 |
Machining Allowances and tolerances for steel open die forgings on hammer - Disks, columns, rings and seamless cylindrical sleeves 锤上钢质自由锻件机械加工余量与公差 盘、柱、环、筒类 |
China National Standards Allowances |
English PDF |
| GB/T 21469-2008 |
Machining Allowances and tolerances for steel open die forgings on hammer - General requirement 锤上钢质自由锻件机械加工余量与公差 一般要求 |
China National Standards Allowances |
English PDF |
| GB/T 12362-2003 |
Tolerances and machining--Allowances ofsteel die forging 钢质模锻件 公差及机械加工余量 |
China National Standards Allowances |
English PDF |
| GB/T 6414-1999 |
Castings--System of dimensional tolerances and machining Allowances 铸件 尺寸公差与机械加工余量 |
China National Standards Allowances |
English PDF |
| GB/T 3974-1983 |
Telephone transmission interference Allowances for long-distance high-capacity analogue microwave communication systems 大容量长距离模拟微波通信干线电话传输干扰容限 |
China National Standards Allowances |
English PDF |
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