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12 monthsSource Areas
Shandong , Qingdao City , Shibei DistrictSupply Ability (Month)
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Nominal diameter | 3/8~2'' |
Nominal pressure | 150~4500LB |
Applicable temperature | -29~425°C |
Forged steel flange gate valve is a kind of valve widely used in industrial pipeline system, mainly used to cut off or connect the medium in the pipeline. The following are some of the key features and application scenarios of forged steel flanged gate valves:
Structure features: Forged steel flange gate valves usually have two forms of wedge gate and parallel gate, wherein wedge gate can be single gate, double gate or elastic gate. The thread position of the valve stem is divided into two kinds: open rod and dark rod. The open rod gate valve converts the rotating motion into linear motion through the trapezoidal thread on the valve stem, and the valve stem nut of the dark rod gate valve is located on the gate plate.
Sealing performance: When the gate valve is closed, the sealing surface can be self-sealed by medium pressure, or forced sealed by external force. The elastic ram can compensate for the deviation during processing and improve the sealing performance.
Fluid characteristics: forged steel flange gate valve fluid resistance is small, the sealing surface is washed and eroded by the medium, the opening and closing of labor saving, the medium flow direction is not limited, no disturbing flow, no reducing pressure.
Installation and maintenance: Before installation, check the valve cavity and sealing surface to ensure that no dirt is attached. The bolts in the connection part should be tightened evenly and maintained regularly. Do not collide or squeeze at will to avoid affecting the sealing.
Material and application: Forged steel flange gate valve is suitable for a variety of media, such as tap water, sewage, petroleum, chemical and so on. Materials include carbon steel, alloy steel, stainless steel, etc., suitable for different working conditions and media.
Specification: Forged steel flanged gate valves are available in a wide range of nominal diameters from NPS1/2" to 2" and nominal pressures from Class150 to 600Lb for different industrial applications.
International standards: Some manufacturers produce forged steel flanged gate valves that are designed and manufactured in accordance with international standards such as ANSI B16.34, API 600, API 602.
Technical Details: Forged steel flanged gate valves are available in a variety of materials, including A105, F316, F11, F22, etc., in sizes from ¼ "to 2" and pressure ratings from Class 150 to Class 2500.
Market applications: Forged steel flanged gate valves are suitable for general industry, oil and gas, power and commercial applications.
Manufacturer information: There are many manufacturers in the market to provide forged steel flanged gate valves, such as Friel Valve Technology Group Co., Ltd. and Shanghai Quanhang Valve Manufacturing Co., LTD., they provide different specifications and materials of forged steel flanged gate valves to meet different customer needs.