证券研究报告 [Table_ | 行业深度First] [Table_Main] 汽车轻量化进入"镁"时代，车企竞逐百亿 镁合金蓝海——新能源汽车新材料研究之 八 报告要点 镁合金市场空间凸显,潜在市场规模达 397.58 亿元。目前国内汽车上已经批 量使用加上正在换用以及试用中的镁合金零部件的总重量可达 106.47kg/车， 按照 2024 年国内汽车产量计算，镁合金 137 万吨/年的市场空间正在打开， 是 2023 年国内镁合金压铸件产量的 7 倍。 自 2024 年镁价低于铝价后，镁合金相比于铝合金价格更低，车用镁合金零部 件的成本优势更加明显。 耐蚀性镁合金突破带来的新机遇。传统镁合金的耐蚀性低于铝合金，所以目 前在汽车的应用主要是仪表盘支架、方向盘骨架等密闭区域零部件。随着行 业内对镁合金耐蚀性的研究和突破，电驱壳体等位于简单开放区域的零件已 经开始逐步被替换成镁合金零部件。目前，车厂已经开始在一体化压铸后车 体等大型位于开放区域的零部件上试用镁合金。 [Table_Invest] 汽车 评级： 看好 日期： 2025.09.04 [Table_Author] 分析师 孙亮 登记编码：S0950 ...

Investment Rating - The report initiates coverage with a "Buy" rating for Baowu Magnesium Industry [3][45]. Core Viewpoints - The improvement in the corrosion resistance of magnesium alloys is crucial for their application in the automotive sector, with a potential market growth of 5 times due to enhanced economic viability as magnesium prices decline [1][2]. - Baowu Magnesium has launched corrosion-resistant magnesium alloy components, indicating progress in applications requiring high corrosion resistance, such as electric motor housings [1][26]. - The company has a comprehensive layout in the magnesium alloy manufacturing sector, with significant reserves and production capacities planned for the future [1][29]. Summary by Sections 1. Magnesium Alloy Corrosion Resistance - Enhancing corrosion resistance is key to unlocking the market for automotive magnesium alloy components [10]. - Magnesium alloys have shown better weight reduction compared to aluminum alloys, making them economically viable as magnesium prices have decreased [12][13]. - The current application of magnesium alloys in vehicles is limited, with potential usage significantly higher than current levels [18][19]. 2. Baowu Magnesium's Capabilities - Baowu Magnesium has successfully developed a magnesium alloy electric drive assembly that meets industry corrosion resistance requirements [26]. - The company has invested in R&D and established various innovation platforms to enhance product development [28]. 3. Industry Layout and Production Capacity - Baowu Magnesium has a well-structured layout in magnesium resources, production, and customer development, ensuring a competitive edge in the market [29]. - The company holds substantial magnesium ore reserves, with a total of 175,359.38 million tons available for extraction [32]. - Planned production capacities include 50,000 tons of raw magnesium and 60,000 tons of magnesium alloys by the end of 2024 [34][41]. 4. Profitability and Valuation Forecast - The forecasted EPS for Baowu Magnesium for 2025, 2026, and 2027 are 0.241, 0.374, and 0.606 respectively, with dynamic PE ratios indicating a favorable investment outlook [2][45]. - The company is positioned to benefit from the anticipated growth in the automotive magnesium alloy market due to improvements in corrosion resistance [45].