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Aluminium Test Plugs – 40mm up to 600mm

Aluminium Test Plugs – 40mm up to 600mm

Available from 40mm up to 600mm diameter, larger sizes available upon request
Aluminium plates combine strength with lightness.
Chemical resistant seals can be supplied to order.
“Double Seal” plugs can be supplied to order.
Steel components are zinc plated to 90 hours salt spray test.
Carries the Horobin name – quality guaranteed.
Nominal pipe sizes, minimum and maximum pipe diameters each plug will fit, maximum test pressure, and weight of plug are below

It is the responsibility of the installer / operator to make sure the maximum allowed back pressure of HOROBIN pipe stoppers are not exceeded.
Please see maximum allowed back pressures in the table below

  • Part No. Pipe Size Internal Nominal Diameter Will Fit Pipes With Internal Diameter Minimum Insertion into Pipe Overall length Contact length Diameter of waterway Maximum allowable back pressure Approx. Weight
    71012 40mm / 1 1/2" 38mm-50mm 45mm 94mm   1/2" 30 p.s.i. 0.17kg
    71022 50mm / 2" 49mm-62mm 43mm 90mm   1/2" 30 p.s.i. 0.22kg
    71032 65mm / 2 1/2" 62mm-77mm 43mm 92mm   1/2" 30 p.s.i. 0.27kg
    71042 75mm / 3" 73mm-89mm 43mm 94mm   1/2" 20 p.s.i. 0.31kg
    71052 90mm / 3 1/2" 84mm-103mm 53mm 96mm   1/2" 15 p.s.i 0.36kg
    71062 100mm / 4" 94mm-110mm 47mm 94mm   1/2" 10 p.s.i 0.36kg
    71072 114mm / 4 1/2" 112mm-130mm 56mm 140mm   1/2" 10 p.s.i 0.47kg
    71082 125mm / 5" 125mm-142mm 60mm 95mm   1/2" 10 p.s.i 0.79kg
    71092 150mm / 6" 146mm-168mm 48mm 96mm   1/2" 10 p.s.i 0.70kg
    72042 175mm / 7" 175mm-200mm 64mm 100mm   1" 7 p.s.i 1.92kg
    72052 200mm / 8" 193mm-220mm 64mm 100mm   1" 7 p.s.i 1.59kg
    72062 225mm / 9" 220mm-240mm 64mm 170mm   1" 7 p.s.i 2.06kg
    72072 250mm / 10" 245mm-270mm 73mm 178mm   1" 7 p.s.i 2.52kg
    72076 275mm / 11" 274mm-328mm 100mm 200mm   1" 7 p.s.i 3.45kg
    72082 300mm / 12" 295mm-325mm 77mm 200mm   1" 7 p.s.i 3.42kg
    72090/2 325mm / 13" 325mm-360mm 120mm 230mm   1" 5 p.s.i 4.75kg
    72092 350mm / 14" 350mm-385mm 110mm 215mm   1" 5 p.s.i 6.95kg
    72102 375mm / 15" 370mm-410mm 110mm 225mm   1" 5 p.s.i 5.35kg
    72112 400mm / 16" 390mm-435mm 110mm 225mm   1" 5 p.s.i 5.9kg
    72131 450mm / 18" 445mm-495mm 110mm 225mm   2" 5 p.s.i 8.75kg
    72142 500mm / 20" 495mm-550mm 145mm 255mm   2" 5 p.s.i 11.3kg
    72152 525mm / 21" 495mm-550mm 145mm 255mm   2" 3 p.s.i 11.3kg
    72162 600mm / 24" 595mm-650mm 145mm 255mm   2" 3 p.s.i 15.85kg
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