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Pipe Sizes:
The tolerances for pipes will depend on the pipe specification that is used.
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Variations in cross section
Specified OD up to 50mm + 0.2mm
Over 50mm OD to 75mm + 0.25mm
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Variations in thickness + 10%
Base Plates:
All dimensions + 1mm
Thickness + 0.2mm
Sphere Drilling:
Drilled diameters 2 to 4mm oversize
Hole Angle + 1o in any direction (any 2 axis)
All stanchions except AM + 0.5o in the slope direction only. |