• Waterworks Service Pipe
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    Size OD(mm) Outside
    Thickness(mm)     		Inside
    Thickness(mm)     		Length(m)
    mm Inch Min Max Min Max Min Max
    16 1/2 21.5 22.0 2.5 3.0 08 12 120
    20 3/4 27.0 27.6 3.0 3.5 120
    25 1 34.0 34.7 3.5 4.1 100
    30 11/4 42.0 42.8 4.0 4.7 12 18 100
    40 11/2 48.0 48.9 4.5 5.2 60
    50 2 60.0 61.1 5.5 6.3 40
    65 21/2 76.0 77.3 6.6 7.5 6,40
    75 3 89.0 90.5 8.1 9.2 14 20 6,40
    100 4 114.0 115.9 10.4 11.7 6
    125 5 140.0 142.3 12.7 14.2 6
    150 6 165.0 167.6 15.3 17.0 6
    200 8 216.0 218.8 19.5 21.7 20 30 6
    250 10 267.0 270.1 24.3 26.8 6
    300 12 318.0 321.3 28.9 32.2 6
    350 14 370.0 373.3 33.6 37.1 6
    400 16 420.0 423.7 38.2 42.2 6
    450 18 457.2 461.3 41.6 48.0 30 - 6
    500 20 508.8 512.5 46.2 53.3 6
    550 22 558.8 563.8 50.8 58.6 6
    600 24 609.6 614.6 55.4 63.9 6


    Size OD Thickness Length(m) Remarks
    mm Inch mm allowable mm allowable Pipe Roll
    16 1/2 21.5 +0.5 2.5 +0.5 - 120 KSM3408
    20 3/4 27.0 +0.6 3.0 +0.5 - 120 "
    25 1 34.0 +0.7 3.5 +0.6 - 100 "
    30 11/4 42.0 +0.8 4.0 +0.7 - 90 "
    40 11/2 48.0 +0.9 4.5 +0.7 - 60 "
    50 2 60.0 +1.1 5.5 +0.8 6 80 "
    65 21/2 76.0 +1.3 6.6 +0.9 6 40 "
    75 3 89.0 +1.5 8.1 +1.1 6 40 "
    100 4 114.0 +1.9 10.4 +1.3 6 - "
    125 5 140.0 +2.3 12.7 +1.5 6 - "
    150 6 165.0 +2.6 15.3 +1.7 6 - "
    200 8 216.0 +2.8 19.5 +2.2 6 - "
    250 10 267.0 +3.1 24.3 +2.5 6 - "
    300 12 318.0 +3.3 28.9 +3.3 6 - "
    350 14 370.0 +3.3 33.6 +3.5 6 - KWWA M130A
    400 16 420.0 +3.7 38.2 +3.9 6 - "
    450 18 457.2 +4.1 41.4 +6.4 6 - "
    500 20 508.0 +4.5 46.2 +7.1 6 - "
    550 22 558.8 +5.0 50.8 +7.8 6 - "
    600 24 609.6 +5.4 55.4 +8.5 6 - "