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Help CenterMarine Cast Iron Flange Sdnr Valve Gb/t591-2008 A/as Straight-through Type With Ccs Class Certificate
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1. Product Overview
The marine cast iron flange SDNR valve GB/T591 - 2008 A/AS straight - through type is made of high - quality cast iron, featuring high strength and good corrosion resistance. This valve complies with the GB/T591 - 2008 standard and is suitable for use in ship piping systems to control the flow of the medium and ensure the normal operation of the ship system.
2. Structural Features
Valve body material: Made of high - quality cast iron, it has good strength and corrosion resistance and is suitable for various harsh environments on ships.
Connection method: Flange connection, which is stable and reliable, facilitating installation and maintenance.
Straight - through design: The straight - through passage design reduces fluid resistance and improves fluid flow efficiency.
Sealing performance: High - quality sealing materials are used to ensure good sealing performance of the valve when closed, preventing medium leakage.
3. Working Principle
The working principle of the marine cast iron flange SDNR valve GB/T591 - 2008 A/AS straight - through type is to control the opening and closing of the valve disc by rotating the valve stem. When the medium needs to flow, rotate the valve stem to open the valve disc, allowing the medium to pass through; when it is necessary to stop the medium flow, rotate the valve stem to close the valve disc, achieving the cut - off of the medium.
4. Product Advantages
High strength: The cast iron material has high strength and can withstand various pressures and vibrations during ship operation.
Corrosion resistance: The cast iron material has good corrosion resistance and is suitable for controlling various corrosive media on ships.
Low fluid resistance: The straight - through design reduces fluid resistance, improves fluid flow efficiency and reduces energy consumption.
Convenient installation and maintenance: The flange connection method facilitates the installation and maintenance of the valve, reducing installation costs and maintenance difficulties.
5. Application Scenarios
The marine cast iron flange SDNR valve GB/T591 - 2008 A/AS straight - through type is widely used in the ship's cooling system, fuel system, lubrication system, drainage system, etc., to ensure the normal operation and safety of the fluid system.
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