1801: British H. Davy discovered electric arc. 1836: Edmund Davy discovers acetylene gas. 1856: English physicist James Joule discovered the principle of resistance welding. 1959: Deville and Debray invented hydrogen-oxygen welding. 1881: Frenchman De Meritens invented the earliest carbon arc welding machine. 1881: Dr. R. H. Thurston of the United States spent six years completing all experiments on the strength and ductility of a full range of copper-zinc alloy solders. 1882: The austenitic manganese steel invented by Englishman Robert A. Hadfield and named after him was patented. 1885: American Elihu Thompson obtained the patent for the resistance welding machine. 1885: Russian Benardos Olszewski developed carbon arc welding technology. 1888: Russian H.г.Cлавянов invented metal arc welding. 1889-1890: American C. L. Coffin used light welding wire as an electrode for arc welding for the first time. 1890; American C. L. Coffin proposed the concept of welding in oxidizing media. 1890: Englishman Brown attempted the first bank robbery using oxygen and gas cutting. 1895: Bavarian Konrad Roentgen observed the phenomenon of X-rays being produced when a beam of electrons passed through a vacuum tube. 1895: Frenchman Le Chatelier receives a certificate for the invention of the oxyacetylene flame. 1898: German Goldschmidt invented thermite welding. 1898: German Kleebler Schmidt invented copper electrode arc welding. 1900: The British Strohmyer invented the thin-skin coated welding rod. 1900: Frenchmen Fouch and Picard create the first oxyacetylene cutting torch. 1901: German Menne invented oxygen spear cutting. 1904: Swedish Oscar Kjellberg established the world's first welding rod factory - ESAB's OK Welding Rod Factory. 1904: American Avery invented the portable cylinder. 1907: When the old Central Railway Station was demolished in New York, the United States, the use of oxyacetylene cutting saved more than 20% of the project cost. 1907: October Swedish O. Kjellberg perfected the thick-coated welding rod. 1909: Schonherr invented the plasma arc. 1911: The first 11-mile pipeline welded using oxygen solvent gas welding was built by the Philadelphia & Suburban Gas Company. 1912: The first oxyacetylene gas welded steel pipe was put on the market. 1912: The Edward G. Budd Company in Philadelphia, USA, produced the first all-steel automobile body using resistance spot welding. About 1912: In order to produce the famous Model T car, the American Ford Motor Company completed modern welding processes in the laboratory of its own factory. 1913: Avery and Fisher perfected the acetylene cylinder in Indianapolis, USA. 1916: Ansel Cente invented the X-ray non-destructive testing method for welding areas. 1917: Arc welding was used to repair 109 ship engines captured from Germany during World War I, and the repaired ships were used to transport 500,000 American soldiers to France. 1917: The Webster & Southbridge Electric Company in Massachusetts, USA, uses arc welding equipment to weld 11 miles of 3-inch diameter pipeline. 1919: Comfort A. Adams forms the American Welding Society (AWS). Commemorative photo from the American Welding Society event in 1924. 1919: C.J. Halslag invented AC welding. 1920: Gerdien discovered the thermal effect of plasma flow. 1920: The first all-welded hull steamship, the Fulagar, was launched in England.
Circa 1920: Arc welding begins to be used to repair some valuable equipment. Circa 1920: A method of producing steel pipe using resistance welding (The Johnson Process) is patented. Circa 1920: The first welded oil tanker, the Poughkeepsie Socony, is launched in the United States. Circa 1920: Flux-cored wire is used for hardfacing welding. 1922: The Prairie Pipe Company successfully completed the laying of an 8-inch diameter, 140-mile crude oil pipeline from Mexico to Texas using oxyacetylene welding technology. 1923: Stordy invented cladding welding. 1923: The world's first floating roof storage tank (used to store gasoline or other chemicals) was built; its advantage is that the welded floating roof and tank wall form a storage tank that can be raised or lowered like a telescope. , so that the volume of the storage tank can be easily changed. 1924: The Magnolia Gas Company builds a 14-mile natural gas pipeline of fully welded construction using oxyacetylene welding technology. 1924: H.H. Lester first used X-ray photography in the United States to inspect the quality of castings to be installed with a steam pressure of 8.3Mpa for the Boston Edison Company's power plant. 1926: American Langmuir invented atomic hydrogen welding. 1926: Alexandre of the United States invented the principle of CO2 gas shielded welding. 1926: The A.O. Smith Company of the United States first introduced the production method of using an extrusion method to coat the metal electrode for arc welding with a protective solid coating (i.e., manual arc welding electrode). 1926: Chromium-tungsten-cobalt welding consumable alloy receives the first patent for flux-cored wire. 1926: Americans M. Hobart and P. K. Devers obtained a patent for using helium as an arc shielding gas. 1927: Lindberg successfully flew the Ryan monoplane across the Atlantic Ocean alone. The aircraft's fuselage was composed of an all-welded alloy steel tube structure. 1928: The first structural steel welding code, "Rules for Fusion Welding and Gas Cutting in Building Structures," was published by the American Welding Society. This code is the predecessor of today's "D1.1 Structural Steel Welding Code." 1930: The Georgia Railroad Center uses continuous welding to lay rail in two tunnels. The welded rails were put into use two years later when the line was completed. 1930: Robinov invented submerged arc welding in the former Soviet Union. 1931: The Empire State Building, which is composed of an all-steel structure made by welding technology, was built. 1933: The first joint welded using the arc welding process is laid on a long-distance pipeline without a liner structure. 1933: The Golden Gate Bridge in San Francisco, the tallest suspension bridge in the world at the time, was completed and opened to traffic. It was welded together with 87,750 tons of steel. 1934: Specifications for Unheated Pressure Vessels were published jointly by API-ASME. 1935: The American company Linde Air Products perfects submerged arc welding technology. 1936: Swiss Wasserman invented low-temperature brazing. 1941: American Meredith invented tungsten inert gas arc welding (helium arc welding). 1943: Aircraft builders use atomic hydrogen welding, submerged arc welding and gas metal arc welding for the first time to weld the hollow blades of aircraft steel propellers. 1944: British Carl invented explosive welding. 1947: Bopoшeвич (Vorosevic) of the former Soviet Union invented electroslag welding. 1949: The first FORD car with an all-welded structure manufactured using arc welding and resistance welding processes rolled off the assembly line. 1950: Americans Muller, Gibson and Anderson obtained the first patent for overspray in gas metal arc welding. 1950: German F. Buhorn discovered plasma arc. Circa 1950: Electroslag welding is used in production for the first time in the former Soviet Union. 1953: American Hunt invented cold pressure welding. 1953: CO2 gas shielded arc welding was invented by Lyubovsky of the former Soviet Union, Sekiguchi of Japan, and others.