Match the metalworking processes to their descriptions. This - Ответ на вопрос по АЯМ №2554174

Вопрос

Match the metalworking processes to their descriptions.

• This method involves heating metal until it becomes molten and then it is poured into a mould.
• Casting
• In order not to violate the integrity of the workpiece and change its shape, a special equipment is used.
• Pressure treatment
• This process is used to join two pieces of material by heating the joint between them.
• Welding
• Metal is processed with the help of special equipment to take off a metal workpiece layer.
• Mechanical treatment
• Metal is processed by creating artificial chemical reaction.
• Chemical treatment
• The method is based on the partial destruction of metal parts by electrical discharges.
• Electrical treatment
• This method is used to change the technical characteristics of the material.
• Heat treatment

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