A Butt Weld is Specified by

By Aina Parasher|Updated : July 21st, 2022

A butt weld is specified by-

  1. Effective throat thickness
  2. Plate thickness
  3. Size of weld
  4. Penetration thickness

Answer: A. Effective throat thickness

A butt weld is specified by effective throat thickness.


The size of a butt weld is specified by the effective throat thickness.

For partial penetration -⅝ of the thickness of thinner part

For incomplete penetration-7/8 of the thickness of of thinner part

Hence, Option A is correct.

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