Метка: rolling
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Compare fittings A400 and A500
Steel reinforcement is used in the construction of reinforced concrete structures and is distinguished by a wide variety of types and shapes. Our experts in the field of construction and repair have made a comparative analysis, allowing you to understand how different types of this building material differ from each other. The fittings produced by…
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Compare ABEC 5 and ABEC 7 roller bearings
Any roller skates have several bearings, the number of which depends on the number of wheels in the design: each has 2 pieces. All bearings used in roller skates are standardized. Nevertheless, it is worth having at least a general idea about them, especially when it comes to the accuracy of their manufacture — this…