Page 63 - CITS - Fitter Trade Practical - Volume -2

FITTER - CITS

Place the rivet snap over the rounded head of the rivet and strike with a hammer over it to form and finish the
rivet head using a ball peen hammer. (Fig 6)

Fig 5

Fig 6

Double riveted lap joint (Chain Seam)

Objectives: At the end of this exercise you shall be able to
• Mark and cut the sheet metal safely using a hand lever bench shears
• layout the spacing of rivets to make double riveted lap joint (chain) correctly
• make double riveted lap joint (Chain), to join sheet metal pieces with the required strength and without
slackness
• remove faulty rivets from sheet metal riveted joints by drilling
• remove faulty rivets from sheet metal riveted joints by punching.

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CITS : C G & M - Fitter - Exercise 64