Valves, valve body, stem, seat, the valve can not be the same material, why?
SureIt is common in small calibre forged stainless steel valves.
Yes, but the valve stem is generally stainless steel, because carbon steel is easy to rust, a rust valve on the scrap, so the best can be other carbon steel, stem is the best stainless steel
For example, the medium is water, but the customer is required for both 316L and the inner parts of the body; if it is not necessary to use water, 316L material, 316L is a kind of stainless steel, this only shows that your customers want to improve the quality of valves, but did not mean much, for Chang Wenshui medium ordinary carbon steel, and the inner parts of the body you can
Safety valve: valve body, stem, seat, disc, can be of the same kind of material, usually 2Cr13. That is, the valve body material seal. Of course, most of the valves are made of different materials, such as valves, which can be made of cast steel and others are stainless steel.Solenoid valve: solenoid valve stem must be stainless iron, other materials can be stainless steel, copper. So it's different.
