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INF-TN1FSH-E
8.7. Making gauge paper
(1)
Provide a sheet of paper (or vinyl) having the length of 4D and width of 200 mm (D if possible) or longer, with
long sides parallel to each other.
4D or more
200 mm
(or D) or more
D: Pipe diameter
Parallel
(2)
Draw a line that intersects with the long sides at right angles at a place about 100 mm from one end.
About 100 mm