The performance of materials that are subjected to various processing and processing capabilities. 铸造性能：指金属或合金是否适合铸造的一些工艺性能，主要包括流性能、充满铸模能力；收缩性、铸件凝固时体积收缩的能力；偏析指化学成分不均性。 Cas...

Mechanical properties are the characteristics of the metal material under the action of external force. 1、强度：材料在外力（载荷）作用下，抵抗变形和断裂的能力。材料单位面积受载荷称应力。 1, strength: material in the external force (load),...

There are many kinds of hardware products, different specifications, but hardware products in home decoration plays an irreplaceable role, choose a good hardware accessories can make a lot of decoration materials used more safe and conveni...

经过三十多年的发展，中国的五金产业已经更加成熟，并且在世界市场上也占据重要地位，目前我国很多五金产品的产量居世界第一，如打火机、拉链、扳手、钳子等，都在国外有很好的销售记录。同时，经过多年的发展，我国五金产业集群发展的特点逐渐凸显了出来。...