AS/NZS 1553.1:1995 Covered electrodes for welding Part 1: Low carbon steel electrodes for manual metal-arc welding of carbon steels and carbon-manganese steels
1994AS/NZS 1553.1:1995 Covered electrodes for welding Part 1: Low carbon steel electrodes for manual metal-arc welding of carbon steels and carbon-manganese steels