DIN 1025-2-1963DIN 1025-3-1963DIN 1025-4-1963DIN 1025-5-1965DIN EN 10034-1991EURONORM 34-1962
适用范围
The document applies to hot rolled I-sections with parallel medium and broad flanges, tolerances on height, flange width, flange thickness and web thickness, tolerances on shape and permissible deviations from nominal mass.