Steel Seamless Pipes Elbow Factory Alloy Steel Butterfly Valve DN25-DN1200 BG290

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Long service life, standing the test of tens thousands opening/closing operations

Butterfly Valve

Packing & Delivery:

Packing: plywood box or according to specific customer needing .

suitable for long-time sea shipment

Delivery: within 15-30days after receipt of at sight L/C or 30% as advance payment by T/T

Materials:

Body: aluminum, cast iron, ductile iron, carbon steel, stainless steel

Disc: cast iron, ductile iron, carbon steel , stainless steel

Stem: carbon steel, stainless steel

Seat: EPDM, PTFE, NBR

Specifications

Size: DN25-1200 (1”-48”)

Pressure: PN10/16( 150/200 PSI)

Actuator: handle/gear box /pneumatic /electric

Standard: API, ASTM, ANSI , DIN, BS, JIS ,ISO approved

End connection: wafer type, flange type, lug type

Features:

1.Unique stem hole design in the disc ensures a dry stem journal;

2.360 degree polished disc assures positive on-off;

3.Long service life, standing the test of tens thousands opening/closing operations;

4.Bubbles-tight sealing with no leakage under the pressure test;

5.Wide selection of materials , applicable to various medium

Q:How do you transport and store steel pipes?: Steel pipes are typically transported using trucks, railcars, or ships. They are stored in designated areas or warehouses, either vertically or horizontally depending on their size and weight. It is important to ensure proper packaging, lifting equipment, and securing methods during transport to prevent damage or accidents. Additionally, storing steel pipes in dry, well-ventilated areas away from moisture and corrosive substances helps maintain their quality and longevity.

Q:What are the different types of supports used for steel pipes in buildings?: Some common types of supports used for steel pipes in buildings include pipe hangers, clamps, brackets, and roller supports. These supports are designed to provide stability, prevent sagging or bending, and distribute the weight of the pipes evenly. The choice of support depends on factors such as pipe size, location, and load requirements.

Q:What is the role of steel pipes in the chemical manufacturing industry?: Steel pipes are an essential component in the chemical manufacturing industry as they are used for various purposes such as transporting chemicals, gases, and liquids safely and efficiently. They provide a durable and corrosion-resistant infrastructure, ensuring the integrity of the chemical processes. Steel pipes also play a crucial role in maintaining the overall safety and reliability of the manufacturing operations.

Q:What is the difference between galvanized iron pipe and galvanized steel pipe? Or called different, in fact, is referred to as galvanized pipe?: Just name different, all refers to GB/T 3091-2015 "low pressure fluid transport welding pipe" contained in the galvanized pipe.Galvanized pipe means zinc plated, suitable for water, air, heating, steam and gas and other low pressure fluid conveying straight welded steel pipe, longitudinal submerged arc welding (SAWL) steel pipe and spiral seam submerged arc welding (SAWH) steel pipe.

Q:How do steel pipes handle expansion and contraction?: Steel pipes handle expansion and contraction through their inherent flexibility and ability to withstand temperature variations. As steel is a ductile material, it can expand and contract without significant deformation or structural damage. Additionally, the use of expansion joints or loops in piping systems allows for controlled movement and accommodates thermal expansion and contraction effectively.

Q:How are steel pipes used in the manufacturing of pharmaceutical equipment?: Steel pipes are commonly used in the manufacturing of pharmaceutical equipment due to their durability, corrosion resistance, and ability to withstand high-pressure conditions. These pipes are utilized for various purposes such as transporting fluids, gases, and chemicals within the pharmaceutical production process. They provide a reliable and hygienic method for transferring raw materials, intermediates, and final products. Additionally, steel pipes are often used in the construction of cleanrooms and sterile environments, ensuring the safe and efficient operation of pharmaceutical equipment.

Q:How do you calculate the pipe friction loss for steel pipes?: The pipe friction loss for steel pipes can be calculated using the Darcy-Weisbach equation, which takes into account the pipe diameter, length, roughness, flow rate, and fluid properties. This equation considers the pressure drop caused by friction as the fluid flows through the pipe. By solving this equation, the pipe friction loss can be determined.

Q:Can steel pipes be used for chemical storage tanks?: Steel pipes can be used for chemical storage tanks, but it depends on the specific application and the type of chemicals being stored. Steel is generally a strong and durable material, making it suitable for many industrial applications. However, certain chemicals can react with steel, causing corrosion and potentially compromising the integrity of the tank. In such cases, it is important to use corrosion-resistant coatings or linings on the steel pipes to protect against chemical reactions. Additionally, the design and construction of the tank should adhere to industry standards and regulations to ensure safe storage of chemicals. Therefore, while steel pipes can be used for chemical storage tanks, careful consideration must be given to the type of chemicals being stored and appropriate measures taken to prevent corrosion and ensure safety.

Q:Are steel pipes resistant to vibration?: Yes, steel pipes are generally resistant to vibration due to their inherent strength and rigidity. However, the level of resistance can vary depending on factors such as pipe thickness, design, and installation. Additionally, the presence of external factors like fluid flow or mechanical forces can also affect the level of vibration resistance.

Q:What are the alternatives to steel pipes for various applications?: Some alternatives to steel pipes for various applications include plastic pipes (such as PVC or HDPE), copper pipes, cast iron pipes, and concrete pipes. Each alternative has its own set of advantages and disadvantages, and the choice depends on factors such as cost, durability, corrosion resistance, and specific application requirements.

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