质量是物理中物质的数量。它是物质的基本特性，以千克（kg）进行测量。
1 mt = 5,000,000 ct
1 ct = 2.0000e-7 mt
例子:
将15 公吨转换为克拉：
15 mt = 75,000,000 ct
| 公吨 | 克拉 |
|---|---|
| 0.01 mt | 50,000 ct |
| 0.1 mt | 500,000 ct |
| 1 mt | 5,000,000 ct |
| 2 mt | 10,000,000 ct |
| 3 mt | 15,000,000 ct |
| 5 mt | 25,000,000 ct |
| 10 mt | 50,000,000 ct |
| 20 mt | 100,000,000 ct |
| 30 mt | 150,000,000 ct |
| 40 mt | 200,000,000 ct |
| 50 mt | 250,000,000 ct |
| 60 mt | 300,000,000 ct |
| 70 mt | 350,000,000 ct |
| 80 mt | 400,000,000 ct |
| 90 mt | 450,000,000 ct |
| 100 mt | 500,000,000 ct |
| 250 mt | 1,250,000,000 ct |
| 500 mt | 2,500,000,000 ct |
| 750 mt | 3,750,000,000 ct |
| 1000 mt | 5,000,000,000 ct |
| 10000 mt | 50,000,000,000 ct |
| 100000 mt | 500,000,000,000 ct |
规则