For longitudinal joint in boilers, the type of joint used is

1.	For longitudinal joint in boilers, the type of joint used is
A.	Butt joint with single cover plate
B.	Butt joint with double cover plate
C.	Lap joint with one ring overlapping the other
D.	Any one of the above
Answer» C. Lap joint with one ring overlapping the other

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For longitudinal joint in boilers, the type of joint used is

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