随着城乡建筑水平的不断提高,普通实腹钢窗的平开、上悬窗已满足不了用户的需要,而铝合金推拉窗造价又高,在一般建筑上采用还受到经济条件限制。针对这一情况,杭州钢窗厂与浙江省建筑科学研究所联合开发了实腹钢推拉窗系列产品。该系列产品具有结构新颖、结点牢固、开启灵活、拆卸方便等优 With the continuous improvement of the level of urban and rural construction, the flat open and top suspended windows of ordinary solid abdominal steel windows have not met the needs of users. Aluminum alloy sliding windows have high construction costs, and they are also subject to economic conditions in general construction. In response to this situation, Hangzhou Steel Window Factory and the Zhejiang Institute of Building Research jointly developed a real steel sliding window series. This series of products has a novel structure, a solid node, open and flexible, easy removal and other advantages