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Water engineering – testing and certification


Water engineering – testing and certification

(4)
  • GW 10 Technical Standard 06/2018

    Cathodic Protection (CP) of Buried Pipelines, Pipelines of Complex Structures and Steel Tanks; Planning, Construction, Commissioning, Operation and Maintenance ++ PDF file ++

    Artikelnummer: 511158

    This Standard GW 10 shall apply to the planning, construction, commissioning, operation and maintenance of ca-thodic corrosion protection (CP) of buried pipelines, storage vessels and buried steel LPG tanks, which are required to have cathodic protection. For all other buried installations with cathodic protection, this standard can be applied mutatis mutandis.

    Einzelpreis:
    Einzelpreis: exkl. MwSt. inkl. MwSt.
    85,38 €
    89,65 €
  • GW 335-A6 Technical Requirements 12/2015

    Plastics Piping Systems for Gas and Water Supply; Requirements and Testing; Part A6: PA-U 160 and PA-U 180 Pipes and their Joints and Connections ++ PDF file ++

    Artikelnummer: 510103

    Einzelpreis:
    Einzelpreis: exkl. MwSt. inkl. MwSt.
    47,84 €
    50,23 €
  • W 347 Code of Practice 05/2006

    Hygiene requirements for cement-bound materials intended for use in drinking water supply systems - testing and evaluation ++ PDF file ++

    Artikelnummer: 507898

    This Code of Practice W 347 describes the tests and hygiene requirements for cement-bound materials in contact with drinking water or with raw water used for water abstraction purposes.It furthermore serves to verify the hygienic safety of all cement-bound materials listed in Table 1 that are used in the production of materials intended for use in contact with drinking water for the conditioning, storage and distribution of drinking water in accordance with § 17 Par. 1 of the Drinking Water Ordinance.

    Einzelpreis:
    Einzelpreis: exkl. MwSt. inkl. MwSt.
    47,84 €
    50,23 €
  • W 270 Technical Standard 11/2007

    Microbial Enhancement on Materials to Come into Contact with Drinking Water - Testing and Assessment ++ PDF file ++

    Artikelnummer: 507854

    This standard W 270 describes a test method to determine the microbial growth on organic materials and materials containing organic components, foreseen to come into contact with drinking water or with water to become drinking water.

    Einzelpreis:
    Einzelpreis: exkl. MwSt. inkl. MwSt.
    30,80 €
    32,34 €