Welding machine maintenance l. N welding has been established as a private company in South Africa. Based on the decision of the company to diversify our horizons; we have now established our name not only in Kwa Zulu Natal but across the country. Ln welding conducts Industrial consulting and the supply of consumables. The company undertakes all maintenance duties for welding and cutting equipment. Welding machine maintenance for all MIG, TIG and arc units, repairs for all brands and sizes of machines, service schedules and the sale of new and used machines. Ln welding supplies all consumables and accessories used for all types of welding and cutting equipment.