Insert nut is mainly used for the transformation of internal and external thread connection, one end has external thread, one end has internal thread. One end of the external thread is connected with internal thread fittings or large diameter pipes, and the other end of the internal thread is connected with small diameter pipes. The connection mode of internal and external threads can be converted through internal and external thread, or the diameter of the pipe can be reduced,The main feature of these nuts are very convenient to use
Performance grade: carbon steel, stainless steel and ect,STANDARD:DIN; GB; JIS;ISO;BS;ANSI ,MATERIAL:Carbon steel,Stainless steel.
Surface treatment:carbon steel surface treatment is generally boiled black, galvanized, non electrolytic zinc sheet coating, thick galvanized vzd and thick galvanized
Zinc plus sealing (zsml), zinc nickel coating silver (znshl), zinc nickel coating black (zhbh).
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