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Briefly explain the calculation of bearing life
The Calculation of Bearing Life
In order to accurately calculate the life span of bearing, one must first understand what a bearing is and what forces can cause it to wear out prematurely. A bearing is a device which supports and locates a rotating shaft in a predetermined position in relation t......
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Sophia
Industry standard for automation instruments and devices
Automation Instrumentation and Devices Industry Standard
Automation instrumentation and devices are an essential part of modern industry. Automation instrumentation and devices provide a reliable, easy to use platform for monitoring processes and controlling equipment. Automation instrumentation ......
Technical conditions for cold-formed steel (GB/T 6725-1992)
GB/T 6725-1992 Cold-bent steel technical conditions
This general technical conditions for cold-bent steel GB/T 6725-1992 stipulates the order and technical requirements for the cold-bent of steel plates and narrow strips.
This code is applicable to cold-bent steel plates with thickness of ≤1.5......
Dimensions, shape and weight of waste heat treated steel bars (GB 13014-1991)
Hot-Rolled Steel Bars
Hot-rolled steel bars are metal bars that are hot-processed from raw steel material, which is cooled and then processed through heat-treatments, depending on the grade and application of the metal bar. Hot-rolled steel bars are produced at temperatures higher than 1900°F (1......
GB/T 3273-1989 Designation, chemical composition and properties of hot-rolled steel plates for automobile frame
GB/T 3273-1989 Hot-rolled Steel Plate for Automobile Beams - Brand and Chemical Composition, Properties and Performance
GB/T 3273-1989 hot-rolled steel plate for automobile beam is a hot-rolled steel plate punched from a slab by automatic continuous casting. The permeability and magnetic properti......
Sample sampling method for chemical analysis of steel and allowable deviation of chemical composition of finished product
Chemical Analysis of Steel using Sample Testing and Allowable Deviations in Chemical Composition of the Finished Product
Steel is a material that has been of long-standing use in engineering and construction due to its strength, hardness, and durability. The chemical composition of steel is what ......
Comparison of foundry coke quality standards in various countries
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Comparison of Composite Standards for Iron Quality in Different Countries
The quality of iron is largely dependent upon the type of material used in its production. It is not only important to select the right material but also to adhere to quality standards. The quality standards of iron vary i......
GB/T 2517-1981 Allowable deviations of hot-rolled steel sheets and strips for general structures
GB/T 2517-1981
General Structural Hot Rolled Steel Sheets and Strips Allowable Deviation
GB/T 2517-1981 is a standard for hot rolled steel sheets and strips for general structural purposes. Adopted on June 1, 1981, it was issued and promulgated by the Peoples Republic of China General Administrat......
GB 13013-91 Hot-rolled straight and smooth round bars for reinforced concrete
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Hot rolled straight round steel bars for reinforced concrete in GB 13013-1991 has been the most commonly used non-alloy and low alloy steel bars in China, used for the construction and reinforcement of concrete structures.
The steel bars used in GB 13013-1991 have good plasticity and toughness,......
Determination method for intergranular corrosion of aluminum alloy GB 7998-87
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Method for Determining Intergranular Corrosion of Aluminum Alloys
Intergranular corrosion (IGC) is a type of corrosion that primarily occurs along grain boundaries in aluminum alloys. This type of corrosion occurs when certain alloying elements as well as nonmetallic inclusions are exposed to a......
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