Hebei Lufeng Piping Equipment Co., Ltd.
Carbon /Alloy steel pipes, ERW steel pipes, API 5L LSAW&SSAW, ASME B16.9/MSS SP-75 BW pipe fittings, ASME B16.5/16.47 steel flanges, ASME B16.11/MSS SP-97 forged fittings, Knife gate valves, Butterfly
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Ductile Iron Pipes
Outer coating of ductile iron pipes
The external material of a pipe is covered with protective zinc metal and final protection coating according to ISO 8179
Internal ductile iron pipe lining
The inner surface of the pipe may have cement mortar lining (CML). Thickness and properties are according to ISO 4179.
The unique properties of the cement mortar lining lie in both passive and active protective effect.
in case of agressive soil or transported liquid other types of coatings can be used. It is recommended to consult the manufacturer on their application.
Range of joints
Socket joint, with rubber gasket for use with the operating pressure from 3.0 to 6.4 MPa (depends on diameter) for pipelines DN 80-1000 mm
Joint
Restrained socket joint with rubber gasket for use with the operating pressure from 2.5 to 8.8 MPa (depends on diameter) for pipelines DN 80-500 mm
Joint
Restrained socket joint with rubber gasket for use with the operating pressure from 1.6 to 3.2 MPa (depends on diameter) for pipelines DN 600-1000 mm
