Fittings components: - sleeve and nut - black malleable iron; - compression ring - galvanized carbon steel; - washer - galvanized carbon steel; - sealing ring - NBR rubber. Universal fittings - compression joint for plain-ended pipe on one side, female thread on the other; Maximum operating pressure of 16 bar; Maximum operating temperature 90C; Clamps are used for connecting steel, PE and other pipes; For pipes with theoretical range of application as shown in the table;