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DIN 30660:2022
Sealing materials for metallic threaded joints in potable water installations
The document specifies requirements and test methods for non-curing sealants of class ARp according to DIN EN 751-2 and PTFE tapes of classes FRp or GRp according to DIN EN 751-3, which are suitable for sealing metal tapered male threads according to DIN 2999-1. The sealants can be used for drinking water, cold or heated, under the operating conditions specified in Table 1
Deutsches Institut für Normung [din]