精品文献
铝合金能电焊吗
塑钢窗能替代铝合金窗吗?
塑钢窗能替代铝合金窗吗?
时下，许多百姓以窗材的更新换代是从木窗、钢窗到铝合金窗、塑钢窗，认为塑钢窗是先进高级的第四代窗。对于这种看法，建筑装饰协会铝制品委员会理事长兼秘书长彭政国说，这种误解不仅在百姓中，在业内也存在。他们认为铝合金窗框导热，而塑钢窗框隔热，节约能源。其实，窗框只占窗面积很小的一部分(仅为玻璃的几十分之一)，窗户愈大，所占比例愈小，从传热学观点来讲，窗的结构和玻璃才是保温节能的关键。
铝合金压块铝合金夹具(太阳能光伏专用)
Shandong Sheng-tai steel scaffold factory was established in 2002, covers an area of 20000square meters, a total investment of 50000000yuan, is the northern region's largest roof parts production enterprises. Located in China's logistics city ---- Shandong Linyi, has a modern logistics base. Committed to energy saving, dedicated business philosophy of environmental protection and strive to bu