1、 Look at the lock material

市场上的济南铜门锁具基本分为不锈钢、铜、锌合金、铝合金和铁等几种材料。这些材料各有各的优缺点。

Jinan copper door lock on the market is basically divided into stainless steel, copper, zinc alloy, aluminum alloy and iron and other materials. Each of these materials has its own advantages and disadvantages.

不锈钢强度高、耐腐蚀性强、不变色，是佳的造锁材料，但锻造性能不好，不锈钢大门锁的款式和颜色相对比较单一。铜材料机械性能优越，一般用于制作欧式高档大门锁，价格和档次都比较高。

Stainless steel is a good lock material with high strength, strong corrosion resistance and no discoloration, but its forging performance is not good. The style and color of stainless steel door lock are relatively single. Copper material has superior mechanical properties. It is generally used to make European style high-grade door lock with high price and grade.

锌合金具有坚固耐磨，耐腐蚀等性能，且比较容易铸造，可以设计很多款式和花纹，目前市面上的锁具很多都是锌合金材质的。但是由于锌合金的配比和原料不同，和设计工艺铸造工艺不同，造成了价格差异性很大。

Zinc alloy has strong wear resistance, corrosion resistance and other properties, and is relatively easy to cast. It can design many styles and patterns. At present, many of the best-selling locks on the market are made of zinc alloy. However, due to the different proportion of zinc alloy, raw materials, design process and casting process, the price difference is very large.

铝合金和铁应用比较少，铝合金主要是太空铝，这类的门锁设计一般都是比较简洁的，没有花纹设计，铁类大门锁现在越来越少，基本是属于低端门锁。锁的种类比较多，不同材质和档次的门锁都有，主要是看自己的预算和风格，选择大品牌，品牌和品质都比较有保证。

Aluminum alloy and iron are rarely used. Aluminum alloy is mainly space aluminum. The design of this kind of door lock is generally simple, without pattern design. Iron door lock is less and less now, which basically belongs to low-end door lock. There are many kinds of locks. There are locks of different materials and grades. It depends on your budget and style. If you choose a big brand, the brand and quality are guaranteed.

二、看钥匙

2、 Look at the key

钥匙的种类很多，一般分为一字钥匙、十字钥匙、电脑钥匙、

There are many kinds of keys, which are generally divided into one character key, cross key, computer key, and so on

圆柱钥匙等，不同钥匙配置的大门锁钥匙是不一样的，普通的一字钥匙和十字钥匙配置的门锁价格相对比较便宜，但防盗性能比较差，属于A级大门锁。

Cylinder key, etc. the door lock keys of different key configurations are different. The price of ordinary one word key and cross key configurations is relatively cheap, but the anti-theft performance is poor, which belongs to class a large door lock.

由于防盗性能比较低，公安部门大力宣传大家使用B级和C级，这两类大门锁的制造工艺比较高，钥匙的花纹越复杂，仿造的成功的几率越小，有些品牌如富宇门锁的豪华大门锁都有一个的密码卡，假如配新钥匙必须凭借密码卡到指定机构才能配钥匙，大大的提高了防盗性能。

As the anti-theft performance is relatively low, the public security departments vigorously publicize the use of class B and class C. the manufacturing process of these two types of door locks is relatively high. The more complex the pattern of the key, the smaller the chance of success in imitation. Some brands, such as Fuyu door lock's luxury door lock, all have a password card. If they are equipped with a new key, they must rely on the password card to go to a designated professional organization to match the key, which greatly improves the security High anti-theft performance.

三、看锁具执行标准

3、 Look at the executive standard of locks

国外对大门锁具都有非常严格的标准和规定，所以进口产品的质量相对也比较高一些。我们可以用手感觉大门锁的好坏。一般来说，感觉厚重的锁具，质量相对高一些；锁体不能露尖，露尖容易伤人，尤其应注意锁具的锁把手末端、锁舌及锁体四角三个位置。

Foreign door locks have very strict standards and regulations, so the quality of imported products is relatively higher. We can feel the quality of the door lock with our hands. Generally speaking, the quality of heavy locks is relatively high; the lock body should not be exposed, which is easy to hurt people, especially the end of the lock handle, the lock tongue and the four corners of the lock body.

铜门锁在我们生活中很常见的一种设备，所以现在人们在购买的时候都比较关心铜门锁什么牌子好，但是现在市场上的铜门锁品牌是非常的多，只是知道品牌的话也是很难买到好的铜门锁，还需要掌握铜门锁选购注意事项，只有懂得挑选技巧，才能够更加轻松的买到好的铜门锁。

Copper door lock is a kind of common equipment in our life, so now people are more concerned about what brand of copper door lock is good when they buy it. But now there are many brands of copper door lock in the market, and it is difficult to buy a good copper door lock if they know the brand. They also need to master the precautions for the purchase of copper door lock. Only when they know the selection skills, they can buy it more easily To a good brass door lock.