%_In case of plain carbon steel, butt welded joints are used for shell – McqOptions

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1.	%_In case of plain carbon steel, butt welded joints are used for shell plate thickness ‚Äö√¢¬ß __________ cms.._%
A.	1.2
B.	0.5
C.	3.8
D.	6.8
Answer» D. 6.8

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