How to Choose a Slab Gate Valve
- Jul 29,22
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The slab gate valve is a slide valve whose closing member is a parallel gate or wedge. Generally speaking, we have single disc & double disc slab gate valves, s
Classification of ball valves
- Jul 28,22
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1. Floating ball valve The ball of the ball valve is floating. Under the action of the medium pressure, the ball can generate a certain displacement and press a
Fire Safe Design for Ball Valves
- Jul 22,22
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Fire safe design for ball valve is a design that the material and the structure of ball valve can pass a fire test with limited leakage to the atmosphere and do
What is a Plug Valve?
- Jul 21,22
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The plug valve is a closing or plunger-shaped rotary valve, which opens or closes by rotating 90 degrees contributing the passage on the plug to be the same or
Sealant Injection System of Ball Valves
- Jul 20,22
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Sealant injection fittings of ball valve are installed at the stem and seat area. They can act as temporary sealing. When the soft sealing is damaged and a le
What is a diaphragm valve?
- Jul 15,22
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A diaphragm valve is different in structure from the general valves. It is a new type of valve and a special type of shut-off valve widely used in various field
Fire Safe Test API 6FA and API 607
- Jul 14,22
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Fire safe design is important for industrial valves in industries like oil and gas, chemical, and petrochemical. We often use API 6FA, and API 607 for fire te
What is a plunger valve?
- Jul 13,22
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The closing of the plunger valve is composed of a stainless steel plunger, two upper and lower elastic sealing rings and a metal frame. The sealing function is
T Port &L Port Three-Way Ball Valves
- Jul 08,22
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The three-way ball valve can be classified into T port type and L port type. What’s the difference between the two types? A T port three-way ball valve
What is the Relief Valve (Pressure Relief Valve)?
- Jul 07,22
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The relief valve (pressure relief valve) is a special type of safety valve in which the opening and closing member is in a normally closed state under the actio
What is a Cryogenic Ball Valve?
- Jul 06,22
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Cryogenic ball valves are usually applicable for media with a temperature lower than -40℃. The cryogenic ball valves are mainly used in liquid media with low
What is a gate valve?
- Jul 01,22
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A gate valve refers to a valve in which the opening and closing part (valve plate) is driven by the valve stem to move the sealing surface of the valve seat for