Steel FABRICATION know-how FOR AGRICULTURE, 2E presents scholars with an easy-to-understand, safety-conscious creation to agricultural welding procedures and strategies. each one component to this full-color publication starts via introducing scholars to gear and fabrics utilized in agricultural welding and contains whole setup directions. the following chapters in each one part enable scholars to profit person welding options in a variety of purposes and positions. steel FABRICATION know-how FOR AGRICULTURE, 2E presents large assurance of brazing and really good nonmetallic fabrication, designed to guide scholars step by step in constructing the talents important for welding all kinds of agricultural equipment. each one bankruptcy contains pack up photographs of exact welds and studying aids which were confirmed to be potent, making this how-to and reference handbook a key source for college students engaging in agriculture teaching programs in the course of the kingdom.
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Eight. nine. accomplishing warmth deeper into the appropriate socket, and the tighter healthy increases the capillary charm of the braze steel. as soon as the pipe is scorching yet now not sparkling pink, begin heating the suitable. continue the torch relocating to uniformly warmth the complete joint. The joint is on the right temperature for brazing while the braze steel begins to rainy the outside. contact the end of the brazing rod to ascertain the elements so you understand after they succeed in the proper temperature. flow the flame to the again facet of the joint and feed the brazing rod into the joint house. notice: A moderate strain without delay into the joint with the brazing rod may help it move deeper into the ideal. this is often specifically worthy on larger-diameter pipes. subsequent, stream the torch and brazing rod round the pipe and becoming, in order that the whole joint can be stuffed. There can be a moderate fillet displaying all of the manner round the joint, determine 5-45. observe: The braze steel fillet provides very lit- MAKE A SMALL FILLET OF BRAZE. F IGURE 5-45 creating a delicate brazed fillet is an effective option to hinder pinhole leaks. 05-D5191-EL1. qxd 11/11/09 7:14 PM web page 131 Soldering and Brazing 131 F IGURE 5-49 whole joint fill. Courtesy of Larry Jeffus. F IGURE 5-46 observed the joint in . Courtesy of Larry Jeffus. SMALL house THAT NO BRAZE steel stuffed F IGURE 5-50 Incomplete joint fill. Courtesy of Larry Jeffus. F IGURE 5-47 Quarter-saw the joint. Courtesy of Larry Jeffus. With the joint ready, payment for whole penetration of the braze alloy, determine 5-49. money the edges of the flattened quarters for braze alloy, determine 5-50, or different defects. Repeat this custom till you can also make defectfree joints. flip off the cylinder, bleed the hoses, again out the regulator adjusting screw, and freshen up your paintings region if you are complete. whole a replica of the “Student Welding file” indexed in Appendix I or supplied via your teacher. ◆ perform 5-13 determine 5-48 Flatten the sawed quarters. Courtesy of Larry Jeffus. tle power to the joint, however it is a straightforward strategy to ensure that the joint is leak unfastened. After the pipe has cooled, try the joint through sawing the right in to only earlier the top of the interior pipe, determine 5-46. position the pipe vertically in a vise and observed it into quarters, determine 5-47. Use a hammer and flat floor to flatten out each one region part, determine 5-48. Silver Brazing Copper Pipe, 5G Horizontal fastened place utilizing an analogous gear, fabrics, setup, and approaches as defined in perform 5-12, make a silver brazing copper pipe joint within the 5G horizontal fastened place. 1. Mount the pipe in a horizontal place, determine 5-51. 2. begin by way of heating fullyyt round the pipe. stream the flame backward and forward round the complete 05-D5191-EL1. qxd 11/11/09 132 7:14 PM web page 132 bankruptcy five warmth the following FIRST. warmth the following moment. warmth the following moment. warmth the following FIRST. F IGURE 5-51 5G horizontal fastened place. three. four. five. 6. diameter of the pipe. be aware: On pipe that's higher than 1 in. (25 mm), focus such a lot of your heating at the most sensible of the pipe as the flame won't have sufficient warmth to carry the full pipe to brazing temperature.