| Square chains | Circular inches |
|---|---|
| 1 sq ch | 798657.29684285 circ in |
| 2 sq ch | 1597314.5936857 circ in |
| 3 sq ch | 2395971.8905286 circ in |
| 4 sq ch | 3194629.1873714 circ in |
| 5 sq ch | 3993286.4842143 circ in |
| 6 sq ch | 4791943.7810571 circ in |
| 7 sq ch | 5590601.0779 circ in |
| 8 sq ch | 6389258.3747428 circ in |
| 9 sq ch | 7187915.6715857 circ in |
| 10 sq ch | 7986572.9684285 circ in |
| Square chains | Circular inches |
|---|---|
| 15 sq ch | 11979859.452643 circ in |
| 20 sq ch | 15973145.936857 circ in |
| 30 sq ch | 23959718.905286 circ in |
| 40 sq ch | 31946291.873714 circ in |
| 50 sq ch | 39932864.842143 circ in |
| 60 sq ch | 47919437.810571 circ in |
| 70 sq ch | 55906010.779 circ in |
| 80 sq ch | 63892583.747428 circ in |
| 90 sq ch | 71879156.715857 circ in |
| 100 sq ch | 79865729.684285 circ in |
| Square chains | Circular inches |
|---|---|
| 500 sq ch | 399328648.42143 circ in |
| 1000 sq ch | 798657296.84285 circ in |
| 1500 sq ch | 1197985945.2643 circ in |
| 10000 sq ch | 7986572968.4285 circ in |
| 50000 sq ch | 39932864842.143 circ in |
| 100000 sq ch | 79865729684.285 circ in |
| 500000 sq ch | 399328648421.43 circ in |
| 1000000 sq ch | 798657296842.85 circ in |
| 5000000 sq ch | 3993286484214.3 circ in |
| 10000000 sq ch | 7986572968428.5 circ in |