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TECHNICAL PARAMETERS&STANDARDS
¡ø Fittings & accessories for water pipelines
with T-type ,K-type joints are given ISO531-1998(E)EN545-2004
¡ø Fittings & accessories for water pipelines
with N1-type joints are given GB13295-2004
¡ø Cement mortar lining is given ISO4179-1994 or
EVN 197-1:1992
¡ø External zine coating is given EN545-2004
¡ø External synthetic resin base coating is given
EN545-2004
¡ø External bitumen coating is given EN545-2004,GB/T17459&ISO
8179-1994
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