Page 53 - CITS - Welder - Trade Practical

WELDER - CITS

EXERCISE 7: Single “V” butt joint on MS plate 10mm

thick in flat position (SMAW)

Objectives

At the end of this exercise you shall be able to
• bevel the plate edges by gas cutting for single V butt joint
• grind the gas-cut bevel edges with proper root face for single V butt joint
• set the plates with a root gap of 2mm and proper distortion allowance for single V butt joint
• control arc blow
• deposit root run in single V butt joint to ensure complete penetration
• deposit intermediate and final covering runs in single V butt joint to obtain proper fusion and reinforcement
• clean and inspect the groove weld for surface defects and uniform root penetration.

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