AS/NZS 1553.3
AS/NZS 1553.3 (Covered electrodes for welding - Corrosion-resisting chromium and chromium-nickel steel electrodes)· AS (Australia) · 40 materials
AS/NZS 1553.3 (Covered electrodes for welding - Corrosion-resisting chromium and chromium-nickel steel electrodes)· AS (Australia) · 40 materials