|   
  
    | MEDIUM WEIGHT (BLUE 
    BAND) BS1387/1967 |  
    | TUBE | OUTSIDE | WALL  |   |  
    | NOMINAL 
     | DIAMETER | THICKNESS |   |   |  
    | BORE | MAX. | MIN. |   |  
    | in. | mm | in. | mm | in. | mm | in. | mm |  
    | 1/8 | 6 | 0.411 | 10.4 | 0.386 | 9.8 | 0.080 | 2.00 |  
    | 1/4 | 8 | 0.547 | 13.9 | 0.522 | 13.3 | 0.092 | 2.35 |  
    | 3/8 | 10 | 0.685 | 17.4 | 0.660 | 16.8 | 0.092 | 2.35 |  
    | 1/2 | 15 | 0.856 | 21.7 | 0.831 | 21.1 | 0.104 | 2.65 |  
    | 3/4 | 20 | 1.072 | 27.2 | 1.047 | 26.6 | 0.104 | 2.65 |  
    | 1 | 25 | 1.346 | 34.2 | 1.316 | 33.4 | 0.128 | 3.25 |  
    | 1 1/4 | 32 | 1.687 | 42.9 | 1.657 | 42.1 | 0.128 | 3.25 |  
    | 1 1/2 | 40 | 1.919 | 48.8 | 1.889 | 48.0 | 0.124 | 3.25 |  
    | 2 | 50 | 2.394 | 60.8 | 2.354 | 59.8 | 0.144 | 3.65 |  
    | 2 1/2 | 65 | 3.014 | 76.6 | 2.969 | 75.4 | 0.144 | 3.65 |  
    | 3 | 80 | 3.524 | 89.5 | 3.469 | 88.1 | 0.160 | 4.05 |  
    | 4 | 100 | 4.524 | 114.9 | 4.459 | 113.3 | 0.176 | 4.50 |  
    | 5 | 125 | 5.534 | 140.6 | 5.459 | 138.7 | 0.192 | 4.85 |  
    | 6 | 150 | 6.539 | 166.1 | 6.459 | 164.1 | 0.192 | 4.85 |  
    | HEAVY WEIGHT (RED 
    BAND) BS1387/1967 |  
    | TUBE | OUTSIDE | WALL  |   |  
    | NOMINAL 
     | DIAMETER | THICKNESS |   |   |  
    | BORE | MAX. | MIN. |   |  
    | in. | mm | in. | mm | in. | mm | in. | mm |  
    | 1/4 | 8 | 0.547 | 13.9 | 0.522 | 13.3 | 0.116 | 2.90 |  
    | 3/8 | 10 | 0.685 | 17.4 | 0.660 | 16.8 | 0.116 | 2.90 |  
    | 1/2 | 15 | 0.856 | 21.7 | 0.831 | 21.1 | 0.128 | 3.25 |  
    | 3/4 | 20 | 1.072 | 27.2 | 1.047 | 26.6 | 0.128 | 3.25 |  
    | 1 | 25 | 1.346 | 34.2 | 1.316 | 33.4 | 0.160 | 4.05 |  
    | 1 1/4 | 32 | 1.687 | 42.9 | 1.657 | 42.1 | 0.160 | 4.05 |  
    | 1 1/2 | 40 | 1.919 | 48.8 | 1.889 | 48.0 | 0.160 | 4.05 |  
    | 2 | 50 | 2.394 | 60.8 | 2.354 | 59.8 | 0.176 | 4.50 |  
    | 2 1/2 | 65 | 3.014 | 76.6 | 2.969 | 75.4 | 0.176 | 4.50 |  
    | 3 | 80 | 3.524 | 89.5 | 3.469 | 88.1 | 0.192 | 4.85 |  
    | 4 | 100 | 4.524 | 114.9 | 4.459 | 113.3 | 0.212 | 5.40 |  
    | 5 | 125 | 5.534 | 140.6 | 5.459 | 138.7 | 0.212 | 5.40 |  
    | 6 | 150 | 6.539 | 166.1 | 6.459 | 164.1 | 0.212 | 5.40 |    [HOME] |