"in the sheet" is a perfectly correct phrase that can be used in written English.
For example, you could say, "I found the answer I was looking for in the sheet."
"And half the other damned squibs in the sheet.
For such a small car, there is a lot going on in the sheet metal.
She was wrapped in the sheet to simulate a womb while four adults pushed against her with pillows.
Mr Amoudi also has an interest in the sheet metal that is hastening the process of modernization.
Once the cutout is made in the sheet rock, a supporting rail is installed that the components hang from.
There are transcription mistakes in the sheet music handed out, Mr. Morrison explained, but "some of those funky harmonies are there because Prokofiev wanted them".
Shearing is a common process in the sheet metal industry.
Strain in the sheet is also observed after transfer.
Residual stresses in the sheet were relieved during annealing treatment.
Just fill in the sheet metal mentally and you have it.
And in spite of the contortions, some tension remains in the sheet.
