The performance of the metal material of candle lids
1. Physical properties: density, appearance, thermal conductivity, optical properties, magnetic properties, electrical properties, superconducting properties, shape memory properties, etc. 2. Chemical properties: heat resistance, corrosion resistance, light resistance, catalytic properties, photosensitive properties, etc., stainless steel uses corrosion resistance, high-temperature alloys use heat resistance, etc. 3. Mechanical properties: hardness, strength, plasticity, toughness, impact, fatigue, elasticity, etc.,…