The handwheel is one of the indispensable components in the valve fittings and plays a more important role in the actual operation. At present, the material of the hand wheel is also varied. At the same time, its price is also related to the material of the hand wheel. And in practical applications, the valve fitting handwheel made of different materials has different losses, and the service life is also quite different.
At present, the valve fitting hand wheel is usually made of steel, and the processing technology used will have a certain impact on its actual service life. Among them, the stamping hand wheel is widely used in the market, in order to prolong its service life, the surface of the product is usually processed by spray coating.
The valve fitting hand wheel can also be made of carbon steel steel pipe by welding to make the steel pipe hand wheel. This relatively carbon steel punching hand wheel has a longer service life and a relatively lower use loss. Of course, the specific choice of which type of handwheel needs to be selected according to the needs of the user and the actual. http://www.dmgcastings.com/