Manual Metal Arc

Views Updated: Dec 15, 2025

Key Facts

Abbreviation
MMA
Pronunciation
/ˈmænjuəl ˈmɛtəl ɑrk/
Category
Business
Related Field
General

Examples in Context

  1. The paper also describes the principle of welding material selection, recommends the welding process parameters of tungsten inert gas arc welding and manual metal arc welding, and points the special process measure and notable matters for welding.
  2. The microstructure and mechanical properties of welding joints were studied by manual metal arc welding, carbon dioxide arc welding and plasma arc welding.
  3. It is found that the temperature distribution of weld pool and its adjacent area has a combined shape of cone and trumpet, which is different from the Gaussian distribution of TIG welding and manual metal arc welding.
  4. In the manual metal arc welding, there exist on the droplets two kinds of fortes, i.e., the surface tension and the dynamic force of the gas formed in carbon oxidation.

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