| Norminal Bore | Approx | Outside Diameter | Thickness | ||||||
| Maximum | Minimum | ||||||||
| ins | mm | ins | mm | ins | mm | ins | mm | ins | mm |
| 1/4 | 8 | 0.531 | 13.5 | 0.547 | 13.9 | 0.522 | 13.3 | 0.092 | 2.35 |
| 3/8 | 10 | 0.638 | 17.2 | 0.685 | 17.4 | 0.660 | 16.8 | 0.092 | 2.35 |
| 1/2 | 15 | 0.814 | 21.3 | 0.856 | 21.7 | 0.831 | 21.1 | 0.104 | 2.65 |
| 3/4 | 21 | 1.062 | 26.9 | 1.072 | 27.2 | 1.047 | 26.6 | 0.104 | 2.65 |
| 1 | 25 | 1.344 | 33.7 | 1.346 | 34.2 | 1.316 | 33.4 | 0.128 | 3.25 |
| 11/4 | 32 | 1.688 | 42.4 | 1.687 | 42.9 | 1.657 | 40.1 | 0.128 | 3.25 |
| 11/2 | 40 | 1.906 | 48.3 | 1.919 | 48.8 | 1.889 | 48.0 | 0.128 | 3.25 |
| 2 | 50 | 2.375 | 60.3 | 2.394 | 60.8 | 2.345 | 59.8 | 0.144 | 3.65 |
| 21/2 | 65 | 3 | 76.1 | 3.018 | 76.6 | 2.969 | 75.4 | 0.144 | 3.65 |
| 3 | 80 | 3.5 | 88.9 | 3.526 | 89.5 | 3.469 | 88.1 | 0.160 | 4.05 |
| 4 | 100 | 4.5 | 114.3 | 4.524 | 113.9 | 4.459 | 113.3 | 0.176 | 4.50 |
| 5 | 125 | 5.5 | 139.7 | 5.534 | 140.6 | 5.459 | 118.7 | 0.192 | 4.85 |
| 6 | 150 | 6.5 | 165.1 | 6.539 | 166.1 | 6.459 | 164.1 | 0.192 | 4.85 |
| Available in self colour, black varnish or galvanised finish. Plain end or screwed and socketed | |||||||||
| Norminal Bore | Approx | Outside Diameter | Thickness | ||||||
| Maximum | Minimum | ||||||||
| ins | mm | ins | mm | ins | mm | ins | mm | ins | mm |
| 1/4 | 8 | 0.531 | 13.5 | 0.547 | 13.9 | 0.522 | 13.3 | 0.092 | 2.35 |
| 3/8 | 10 | 0.638 | 17.2 | 0.685 | 17.4 | 0.660 | 16.8 | 0.092 | 2.35 |
| 1/2 | 15 | 0.814 | 21.3 | 0.856 | 21.7 | 0.831 | 21.1 | 0.104 | 2.65 |
| 3/4 | 21 | 1.062 | 26.9 | 1.072 | 27.2 | 1.047 | 26.6 | 0.104 | 2.65 |
| 1 | 25 | 1.344 | 33.7 | 1.346 | 34.2 | 1.316 | 33.4 | 0.128 | 3.25 |
| 11/4 | 32 | 1.688 | 42.4 | 1.687 | 42.9 | 1.657 | 40.1 | 0.128 | 3.25 |
| 11/2 | 40 | 1.906 | 48.3 | 1.919 | 48.8 | 1.889 | 48.0 | 0.128 | 3.25 |
| 2 | 50 | 2.375 | 60.3 | 2.394 | 60.8 | 2.345 | 59.8 | 0.144 | 3.65 |
| 21/2 | 65 | 3 | 76.1 | 3.018 | 76.6 | 2.969 | 75.4 | 0.144 | 3.65 |
| 3 | 80 | 3.5 | 88.9 | 3.526 | 89.5 | 3.469 | 88.1 | 0.160 | 4.05 |
| 4 | 100 | 4.5 | 114.3 | 4.524 | 113.9 | 4.459 | 113.3 | 0.176 | 4.50 |
| 5 | 125 | 5.5 | 139.7 | 5.534 | 140.6 | 5.459 | 118.7 | 0.192 | 4.85 |
| 6 | 150 | 6.5 | 165.1 | 6.539 | 166.1 | 6.459 | 164.1 | 0.192 | 4.85 |
| Available in self colour, black varnish or galvanised finish. Plain end or screwed and socketed | |||||||||