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Common Leakage Phenomena and Countermeasures of Water Pump Mechanical Seal
water pump mechanical seal common leakage phenomena and countermeasures
Water pumps are one of the most important components of industrial and daily life. Most water pumps are equipped with mechanical seals to ensure that the water does not leak during the operation of the pump. However, during n......
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Inner Jaw Bearing Puller Introduction
Bearing Preloader
Preloaded roller bearings feature rolling elements and inner/outer race components which are preloaded with force, usually contact pressure, before any internal load is imposed on the bearing. Preload is the system load introduced to the bearing contact points before operation. P......
The concept and application of air spring
Air Springs: Their Concept and Application
Air springs, also known as pneumatic springs, are an important type of applied technology which has been in use for many years. The basic concept is to use pressurized air as a medium to provide lift, dampening, and stability in machines. Although they a......
Questions to be considered in choosing the form of supporting structure
Selection Of Bearing Structure Form
The selection of bearing structure form is one of the primary considerations when designing any building. It is important to understand the possible options available and the advantages and disadvantages of each, in order to make an informed decision. Within th......
China Electric Power Industry Standard
The development of power industry in China
China is one of the fastest growing countries in the world when it comes to the development of its power industry. The country has experienced an unprecedented economic growth in the past two decades, and the development of its power industry has been an......
Technical parameters of wet type non-slip ring friction plate electromagnetic clutch
Wet Non-slip Friction Clutch Electromagnetic Coupling Technology Parameters
Wet non-slip friction clutch electromagnetic couplings are used to transfer torque between two rotational shafts. Usually one side is the driver and the other is the driven or follower. An electromagnetic field is created......
Instrument Standard Number_Laboratory Instruments
Standard for Metrology Instruments and Equipment
Metrology is the scientific study of measurements, and is essential for modern living. It plays a major role in practically every field of science and engineering, from measuring length or temperature of objects or materials, to accurately plotting......
GB 12240-89 General valve iron plug valve
Rotary plug valves GB 12240-89
Rotary plug valves are a special type of general-purpose valves. The GB 12240-89 is the national standard that specifies the design, manufacture and performance standards of these valves. The purpose of the GB 12240-89 standard is to ensure that all rotary plug valv......
GB 6567.5-86 Graphical symbols of piping systems Axonometric drawing method of graphical symbols such as piping, pipe fittings and valves
GB 6567.5-86 Drawing Method for Axonometric Diagrams of Pipe Systems, Fittings and Valves, etc.
This national standard GB 6567.5-86 was approved on November 14, 1986, issued on May 1, 1987 and imposed on January 1, 1988 by the State Administration for Quality Supervision and Inspection of Machine......
GB16409 Plate Heat Exchanger Product Safety Registration Management Measures
Product Safety Registration Management Method for GB16409-2006 Plate Heat Exchanger
In order to standardize the product safety registration management of plate heat exchangers and ensure the legitimate rights of consumers and users, the provisions are formulated according to the requirements of r......
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