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What are the common materials for valve bodies?
Valve body common material 1: Gray cast iron is a type of cast iron. Carbon exists in the form of flake graphite in cast iron. The fracture is gray. It has good casting and cutting performance and good wear resistance. Used to manufacture frames, boxes, etc.
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What is a valve cover?
A valve is a control component in a fluid transport system that has the functions of shut-off, regulation, diversion, backflow prevention, pressure stabilization, diversion, or overflow relief. What is a valve cover?
Several connection methods for gate valve bonnet
The valve cover and body of the stop valve can be connected by thread, flange, welding and other methods, or by pressure self-sealing device, or the valve cover and body can be made into a whole without connection. The following editor introduces several connection methods.
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What are the main properties of ductile iron?
What are the main properties of ductile iron? Ductile iron castings have been used in almost all major industrial sectors that require strength, plasticity, toughness, wear resistance, abrasion resistance, severe thermal and mechanical shock, high or low temperature, corrosion resistance, dimensional stability, etc. In order to meet this variation in service conditions, there are many trademarks of ink cast iron, providing a wide range of mechanical and physical properties.
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What is ductile iron?
Ductile iron is a high-strength cast iron material developed in the 1950s, with comprehensive properties close to steel. Based on its excellent properties, it has been successfully used to cast some parts with complex forces, high strength, high toughness, and high wear resistance. Ductile iron has rapidly developed into a widely used cast iron material second only to gray cast iron.
Ductile iron (cast iron in which graphite exists in a spherical form) is a high-strength material developed in the 1950s, with low price and comprehensive performance close to steel. It is based on its excellent cost performance, and has been successfully used to cast some parts with complex stress, high strength, toughness, and wear resistance requirements.
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