When the financial crisis swept the world, China's hardware industry was not spared, some strength is not strong, low tech enterprises have closed down and the collapse, converting the transferring. Hardware industry associations to carry...

The production efficiency is high, and the operation is convenient and easy to realize mechanization and automation. This is because the stamping die and stamping equipment to complete the processing, the general press of the stroke number...

Main method for corrosion resistance of metal drawing parts ①改变金属的内部结构。例如，把铬、镍加入普通钢中制成不锈钢。 To change the internal structure of the metal. For example, the addition of chromium, nickel into ordinary steel made...

Upper rod holding clamp: wire service member in the cement pole, the lower lever; 撑脚抱箍：在无预留孔水泥杆上安装撑脚用； Hold the foot hold hoop: install the foot on the cement pole without reservation; 卡盘抱箍：为增大水泥杆在松软土质里...

The so-called hoop is made of a material or hoop hold another material components. It belongs to the fasteners. Hoop apparatus consists hoop plate , flange, Rachel ribs , bolts and inner liner . Hoop classification Hoop has a good variety...