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  • What is a washer

    What is a washer

    What is a washer? The washer refers to the part between the connected part and the nut. Generally flat metal ring is used to protect the surface of the connected part from nut scratch and disperse the pressure of nut on the connected part. [lwptoc] Classification of washers The ...

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  • Cause analysis and preventive measures of industrial gas pipeline leakage

    Cause analysis and preventive measures of industrial gas pipeline leakage

    The stable operation of blast furnace, coke oven and converter gas pipeline networks is of great significance to meeting the energy requirements of steel and metallurgical enterprises and maintaining normal and safe production. Pipeline transportation is the main method of gas transmission and dist ...

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  • What is a solenoid valve?

    What is a solenoid valve?

    What is a solenoid valve? Solenoid valve is an industrial equipment controlled by electromagnetism. It is an automatic basic component used to control fluid. It belongs to actuator and is not limited to hydraulic and pneumatic. It is used to adjust the direction, flow, speed and other paramete ...

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  • Sealing principle of valve

    Sealing principle of valve

    Sealing principle of valve There are many kinds of valves, but the basic function is the same, that is to connect or cut off the medium flow. Therefore, the valve sealing problem is very prominent. To ensure that the valve can well cut off the medium flow, no leakage, it is necessary to ensure ...

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  • Why is duplex stainless steel used in cooling water piping system of nuclear power plant?

    Why is duplex stainless steel used in cooling water piping system of nuclear power plant?

    According to the annual report of the World Nuclear Association, global nuclear power generation exceeded 250 billion kwh in 2018, accounting for 10.5% of the global power supply. As of June 2019, there are 54 nuclear power units under construction in the world. As a clean energy, nuclear power ...

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  • What is P92 steel?

    What is P92 steel?

    What is P92 steel? P92 steel is American steel grade ASTM A335 P92, which is a martensitic heat-resistant steel. In recent years, it has been used more in thermal power plants, mainly for main steam pipes and reheat steam pipes. The main alloy composition is Cr: 9%, Mo: 1%, etc. It can be used i ...

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  • Process Test of P92 Steel Intermediate Frequency Pipe Bend

    Process Test of P92 Steel Intermediate Frequency Pipe Bend

    The core of the P92 steel intermediate frequency pipe bend process is the measurement of the wall thickness of the pipe before bending and the determination of the bending direction. The bending temperature is 980-1020 ℃, the bending speed is controlled at 8-20 mm/min, and the bending is ...

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  • Nickle based corrision alloy seamless tube

    Nickle based corrision alloy seamless tube

    Purpose: Used in the chemical and petrochemical industries and marine development and manufacturing of heaters, heat exchangers, evaporators, condensers and pipelines. Usage: widely used in manufacturing of petrochemical industry and ocean exploitation such as heater, heat exchanger, evapo ...

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  • Turning processing of 304 stainless steel thin-walled ring parts

    Turning processing of 304 stainless steel thin-walled ring parts

    Introduce the characteristics of the stainless steel machining of thin-walled ring parts, summarize the undesirable phenomena in the actual machining and analyze the reasons, aiming at the high toughness, poor thermal conductivity, high temperature hardness, high cutting adhesion, and easy ...

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  • Research on Turning of Austenitic Stainless Steel Thin Wall Sleeve

    Research on Turning of Austenitic Stainless Steel Thin Wall Sleeve

    The austenitic stainless steel material has high plasticity and toughness, high cutting temperature, serious work hardening, large cutting force, easy chip adhesion, and machining accuracy is difficult to guarantee. Thin-walled sleeves are prone to vibration and deformation under the action of ...

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  • Analysis and treatment of welding crack of 304 stainless steel flange

    Analysis and treatment of welding crack of 304 stainless steel flange

    In our power generation enterprises, stainless steel pipes and flanges are often used for equipment pipeline connection. In some water systems or acid-base pipelines, stainless steel is often used to replace carbon steel. In the welding process, the welding joints or flanges are often cracked. ...

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  • Welding process of large diameter flange

    Welding process of large diameter flange

    The article introduces the process of machining large diameter flanges by welding technology, which has certain reference significance for the machining of large diameter flanges. Large-diameter flange is usually used in some large-scale furnace and tank equipment to connect or strengthen. ...

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