Rhodium plating of jewelry. What is rhodium plating of gold and jewelry, why is it done and how much does it cost?
Rhodium plating of jewelry. What is rhodium plating of gold and jewelry, why is it done and how much does it cost?
What is it and what is it used for? The substance for such manipulation is rhodium. This
§ 51. TOOLS FOR CUTTING. Cold chisel. Kreuzmeisel. Ditcher.
Questions regarding the selection and use of chisels Chisels of various types The selection of chisels should be carried out in accordance
Combination of diffusion welding and molding process
Diffusion welding of metals in vacuum. Its essence, technology, application. Installation and other welding equipment
Contents Essence and definition of diffusion welding Scope of diffusion welding Instrument making Large workpieces and
Longitudinal cutting of metal - machines, lines, units
Longitudinal cutting of sheet metal is carried out on a high-precision machine, and is the most important branch of industrial processing,
Oxygen – characteristics of the element, prevalence in nature, physical and chemical properties, preparation
History of the Discovery of Oxygen The discovery of oxygen is credited to Joseph Priestley. He had a laboratory
Figure 9.9 - Working drawing of a part of the surface of rotation
Conventions when making drawings: what is it, why, how?
Specialties related to construction, architecture, mechanical engineering, design and others require students to be able to do
Hardening in ancient times.
Hardening a knife: the main stages of hardening a cutting edge at home (instructions + video)
Ever since people learned to process metal, all blacksmiths have constantly faced
Metal iron
Obtaining iron from improvised means in ancient times
When it was discovered The history of man's acquaintance with iron begins with Space. Judging by the ancients
Tantalum metal: discovery, application, future. Properties of the tantalum atom, chemical and physical properties
Tantalum metal: discovery, application, future. Properties of the tantalum atom, chemical and physical properties
What is tantalum? Tantalum is mined in different parts of the planet, but most of the metal comes
List of metals
Classification of metals. Characteristics of metals and areas of application
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