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Welding methods The classification of welding methods is regulated by GOST 19521 and provides for three energy characteristics
Characteristics of steel 40ХН Maraca steel 40ХН is a structural alloy steel. It refers to
Design of the Partner 350 chainsaw The Partner 350 chainsaw is equipped with a reliable 2-stroke gasoline engine, the power of which
A sharpening stone can be synthetic or natural, made of silicon, aluminum oxide, or have a diamond
Obtaining iron from improvised means in ancient times Home » Mysteries of the history of the distant past »
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Home |Technique and materials |Homemade machine for the production of building blocks with your own hands Date: 6
What should you consider when welding aluminum? Welding aluminum is complicated by the specific properties of the metal. For quality
Drilling of concrete walls is carried out from time to time in every house, for example, when you need to hang
