188 DEPARTMENT OF WELDING COURSES OF INSTRUCTION Shop Practice 51. Elementary Acetylene Welding. For those with little or no training in acetylene welding. The student is taught how to set up an apparatus, secure balanced flame, reducing flame, oxidizing flame; how to control molten puddle and uniform puddle across work with uniform overlap of ripples; how to make uniform bead with torch and filler rod; also how to join pieces of metal up to one-fourth inch, by butt weld, fillet weld, and lap welding processes. Five quarter hours. Autumn. Staff 53. Elementary Acetylene Welding. A continuation of 51. Training on pipe welding of different sizes: T-welds butt and fillet welds: also steel welding of heavier gauge, brazing of different thicknesses, joining dissimilar metals together, and silver soldering. Some cast iron welding is given. Five quarter hours. Winter. Staff 53. Elementary Acetylene Welding. A continuation of 52. Repair jobs of a small nature are encouraged to develop welding skills in a new light such as putting parts back into useful operation. Some metal welding and hard surfacing are given. Five quarter bourse. Spring. Staff 54. Elementary Arc Welding. Arc welding of different gauge sheet steel. Striking the arc, controlling the bead, selecting amperage and proper rod for the job, joining two pieces together by butt weld. Fillet weld and lap weld are skills mastered in course. Five quarter hours. Autumn. Staff 55. Elementary Arc Welding. A continuation of 54. Arc welding of vertical, horizontal and overhead welding, along with welding heavy guage steel. Some cast iron and pipe welding. Five quarter hours. Winter. Staff 56. Elementary Arc Welding. A continuation of 55. Welding of heavy structural steel, welding of heavy castings, stainless steels, and steel alloys. Five quarter hours. Spring. Staff 57. Specialization Course in Welding. Advanced work in the varic us phases of welding. Five quarter hours. Autumn, Winter, Sprii g, Summer. Staff Trade Technical 41. Elementary Acetylene Welding. The scope and application of i xy-acetylene flame. Historical development and processes of man- uf£ storing oxygen and acetylene. The oxy-acetylene flame. Equip- m« at for the welding process. Set up and operation of equipment, ale ng with general precaution in welding and cutting work are discussed and studied. Welding rods and their applications. Five quarter hours. Autumn. Staff 189 62. Elementary Acetylene Welding. A continuation of 61. A study of metal properties important to welding, tests for identifying metal and preparation for welding, expansion, and contraction of metals, oxy-acetylene welding of ferrous alloys such as fusion welding, sheet steel, mild steel plate, welding steel pipe, welding alloy steels, and welding cast iron. Five quarter hours. Winter. Staff 63. Elementary Acetylene Welding. A continuation of 62. A study of the principles of bronze welding; also welding chromium, nickle, steels; commercial aspects of welding iron and steel. Oxy- acetylene welding of non-ferrous alloys, aluminum, commep, nickle alloys, magnesium, lead, hard surfacing, and other application are studied. Five quarter hours. Spring. Staff 64. Elementary Arc Welding. The scope and application of arc of electric welding, setting up of apparatus, proper techniques of striking the arc, the equipment, care and operation of equipment, general precautions in arc welding, welding rods, and their applications, along with some techniques such as bead weld, flat position, continuous uniform bead welds, beading and build up. Five quarter hours. Autumn. Staff 65. Elementary Arc Welding. A continuation of 64. Welding symbols as they appear on manufacturer's blueprints, expansion and contraction of metals, reverse and straight polarity welding for butt, lap vertical, horizontal, and overload Welding. Also the general normalizing and heat-treating of welds. Five quarter hours. Winter. Staff 66. Elementary Arc Welding. A continuation of 65. The shielded arc electrode method of welding, alternating current welding, thin gauge welding, carbon arc welding; all types of welding as it applies to construction and design of equipment, jigs, and patterns. Five quarter hours. Spring. Staff 67. Specialization in Theory of Welding. Advanced work is given in the various phases of welding. Five quarter hours. Autumn, Winter, Spring, Summer. Staff Trade Related 88a. Elementary Welding. For all trade students. Acquaint students with fundamentals and practice of fusion welding, using both electric and gas methods. Mastery of brazing and other methods of bonding metals. Stress on principles and practices of safety. Two laboratory periods a week. Two quarter hours. Autumn, Winter Spring. Staff