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 lb = 291.667 dwt
1 dwt = 0.003 lb
例子:
将15 磅转换为轻量级：
15 lb = 4,375 dwt
| 磅 | 轻量级 |
|---|---|
| 0.01 lb | 2.917 dwt |
| 0.1 lb | 29.167 dwt |
| 1 lb | 291.667 dwt |
| 2 lb | 583.333 dwt |
| 3 lb | 875 dwt |
| 5 lb | 1,458.333 dwt |
| 10 lb | 2,916.667 dwt |
| 20 lb | 5,833.333 dwt |
| 30 lb | 8,750 dwt |
| 40 lb | 11,666.667 dwt |
| 50 lb | 14,583.333 dwt |
| 60 lb | 17,500 dwt |
| 70 lb | 20,416.667 dwt |
| 80 lb | 23,333.333 dwt |
| 90 lb | 26,250 dwt |
| 100 lb | 29,166.667 dwt |
| 250 lb | 72,916.667 dwt |
| 500 lb | 145,833.333 dwt |
| 750 lb | 218,750 dwt |
| 1000 lb | 291,666.667 dwt |
| 10000 lb | 2,916,666.667 dwt |
| 100000 lb | 29,166,666.667 dwt |
规则