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BS EN 751-2-1997

接触第1,2,3家庭用燃气和热水的金属螺纹接头的密封材料.非硬化密封剂

Dichtmittel fuer Gewindeverbindungen in Kontakt mit Gasen der 1.,2. und 3. Familie und Heisswasser. Nichtaushaertende Dichtmittel Sealing Materials for Metallic Threaded Joints in Contact with 1st,2nd and 3rd Family Gases and Hot Water Part 2:Non-Hardening Jointing Compounds Materiaux d'etancheite pour raccords filetes en contact des gaz de la 1ere,2ere et 3eme famille et de l'eau chaude. Composition d'etancheite non durcissante

适用范围: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 7-1. 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 heating systems (Class A), in gas appliances and their auxiliary equipment (Class B) as well as in LPG storage (Class C) according to table 1. Anaerobic jointing compounds are covered by EN 751-1, non-hardening sealing materials in the form of PTFE-tapes are covered by EN 751-3.

实施日期: 1997-07-15

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