| 单词 | seam welding |
| 释义 | > as lemmasseam welding seam welding n. a form of resistance welding in which a linear weld is obtained by means of rolling disc-shaped electrodes which produce a line of overlapping welds (see also quot. 1964 for seam allowance n.). ΘΚΠ society > occupation and work > industry > working with specific materials > working with metal > [noun] > welding > types of butt welding1878 lead burning1886 arc welding1890 thermite process1905 thermite welding1906 resistance welding1908 spot welding1908 seam welding1917 fusion welding1918 projection welding1918 stud welding1918 metal arc welding1926 pressure welding1926 metallic arc welding1927 flash-butt welding1933 flash welding1933 stitch welding1934 rightward welding1936 block welding1943 submerged-arc welding1945 friction welding1946 T.I.G.1960 microwelding1962 1917 E. V. Oberg & F. D. Jones Machinery's Encycl. VI. 496/2 By the seam-welding process, two sheets of wrought iron or steel are welded together along the edge by a continuous lap-weld. 1921 Automobile Engineer 11 108/1 Seam welding..can be adopted with advantage when a tight joint is required.., a seam welder differing from a spot welder mainly in that roller electrodes are used instead of the pointed electrodes. 1964 J. A. Wordingham & P. Reboul Dict. Plastics 158 Seam welding, with thermo~plastic materials, the method of forming a welded seam, either by the use of welding rollers..for continuous welding, or by jig welding. 1975 G. Bram & C. Downs Manuf. Technol. ii. 62 Seam welding is similar to spot welding, the difference being that the spots overlap each other, making a continuous weld seam. < as lemmas |
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