发布时间:2025-01-18 12:04:03
干挂石材幕墙本身的强度,涉及到石材的厚度长宽尺寸大小与干挂的固定方一式。根据金属与石材幕墙工程技术规范(JGJl33-2001)的要求:用于石材幕墙的石材厚度不应小于25mm,石块面积不宜大于1.5m2,挂件一般采用不锈钢挂件。角钢连接件、不锈钢挂件、螺栓、焊条、结构胶均应有材质证明、出厂合格证及检验报告。
苹果7听筒进水多久好 苹果7听筒浸水后需要多久才能恢复正常使用
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