Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Non-hardening jointing compounds1 Scope This European Standard specifies requirements and test methods for non hardening sealing materials (hereafter referred to as jointing compounds) suitable for sealing threaded metallic joints such as those specified in ISO 71. These jointing compounds are for use in contact with 1st family gases (town gas), 2nd family gases (natural gas) and 3rd family gases (liquefied petroleum gases (LPG) not including LPG in the liquid form) and hot water of

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EN 60793-2-10:2002