Additional Info

Brand: Donghai

Transportation: Ocean,Land,Air

Place of Origin: Henan

Port: Qingdao,Zhengzhou

Product Description

Free Running Inserts

Free Running Inserts standard range is available in Stainless Steel AISI-304/ DTD734, metric series ranges from M1.6, M2 to M56 & in unified series from UNC / UNF 1-64 to 1-1/2 inch. Wire Thread Inserts are also available in strip feed or reel mounted form, Wire Thread Inserts in strip feed form are best suited for significantly reducing the installation time using power tool for installation of inserts.

Free Running Inserts are made of cold rolled 18-8 grade Stainless Steel to AS7245 , MIL-I-8846 & DTD734 specifications. This wire is cold rolled to a diamond cross section producing an ultimate tensile strength of approximately 1375-1725 MPa, mirror like surface finish of 2-4 Microns and flank hardness of RC 43-50 which is far in excess of the usual tapped materials and best suited for most of the industrial needs. Wire Thread Inserts can also be supplied in other materials such as SS-316, Inconel X-750, Titanium Alloys, Nimonic 90, Nitronic 60, Phosphorus Bronze, Beryllium Copper and with special coating and plating requirements such as Cadmium plating, Silver plating, Zinc plating, Nickel plating and dry film lubricants, Anti- Corrosion/ Salt spray resistant coatings.

DongHai unified and metric thread repair threaded inserts for metal are ideal for maintenance departments, tool cribs, and countless applications in the metalworking and molding industries. Our solid wall and coil (helical) unified and metric thread repair kits provide a quick and easy solution for inch or metric thread repair or reinforcement for holes in soft metals like aluminum, magnesium, and cast iron.

Solid unified and metric thread repair inserts are screw machined out of steel and feature standard OD threads, which allows for the use of standard taps for installation. Traditional coil inserts allow for the smallest hole size possible and work with existing STI taps and installation tools.

Donghai Industry

threaded inserts for plastics are brass screw machine products designed to provide strong metal threads in plastic components. DongHai inserts for plastics are widely recognized and highly regarded products in the fastening market. Since the 1990`s, DongHai has been identified as the leader in its industry which can largely be attributed to its focus on providing high quality products. 
DongHai Products are available in various types and styles to suit almost any insert application in plastic. DongHai inserts are designed to provide the high performance strength values of molded-in inserts while still retaining all of the economical advantages of insert installation after molding. DongHai Engineers have broad experience in insert technology and are highly trained to deal with a variety of Applications offering specific recommendations on insert designs, installations and assembly systems. Our fastening experience and expertise is available for designing special inserts for unique or critical applications. Designs such as studs, mold-in inserts, and compression limiters have been developed and supplied by DongHai. DongHai products are manufactured to the quality systems required by the military, aerospace and automotive standards and manufacturing facility has been certified ISO 9001, QS 9000 & ISO 14001.