Blog producing pipes, fittings and valves made of ductile iron

Large-dimension interim pipeline with cast iron systems

Positive locking and flexible thrust-resistant systems have extended the range of application of ductile cast iron systems and shown that they can withstand all loads produced by internal and external forces. In the construction and during the operation of pipelines with restrained joints in tunnels and under bridges, when used with the application of trenchless installation techniques …

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Anergy networks with ductile iron pipes

The main focus of the so called Swiss Energy Strategy 2050 lies in the use of local, renewable energy sources. Their most important aims are a sustainable guarantee of energy supply, consistent development of existing energy efficiency potentials, reduction of CO2 emissions and full utilisation of existing potentials of new renewable energy sources.

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Briefly introduced: New generation of strainers

The ERHARD Strainer F3 10 in straight seat design is suitable for the protection of control valves, water meters, etc. It is used in water supply, water treatment, irrigation networks and pumping stations. It is offered in the nominal widths DN 50 to DN 250 and in the pressure stages PN 10, PN 16 and PN 25.

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New generation of resilient seated gate valves

The INFINITY gate valve design from ERHARD with the usual flange connection to EN 1092-2 is now be supplemented in the product range by a version with PE welding ends. Depending on the pressure stage, the resilient seated gate valve according to EN 1074 …

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auch verfügbar/also available: German