Marking-off Techniques for Metal Fabrication

Geometric Terminology for Boilermakers. <br>Squaring Lines and Drawing Lines Parallel. <br> Dividing Lines, Circles and Angles. <br> Constructing Angles and Transferring Angles.<br> Tangents and Tangent Points. <br> Calculations Required for Marking-Off.<br> Elementary Print Reading.<br> Marking-Off Cambers.<br> Marking-Off Ellipses. <br> Parallel Line Development.<br> Radial Line Development.<br> Combined Parallel Line and Radial Line Development. <br> Triangulation of Transition Pieces.<br> Hoppers: Regular and Offset.