Screw thread refers to a continuously raised portion of a helical shape and of a specific cross-section made on the surface of a cylindrical or conical base. It is a shape with uniform spiral bulge on the external or internal surface of the products. It has the functions of tightening, connection and sealing, suitable for mostly used screw products.
Classification of screw threads
Threads can...
English
Arabic
French
Spanish
Portuguese
Deutsch
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)
Greek