Editor's note: Locks are very common household hardware, which is also indispensable in the decoration, but because of the high frequency of use, it is related to the safety of the home, so the lock must be taken seriously, so pay attention to the purchase of high quality locks. what? First look at the lock implementation standards Foreign countries have very strict standards for hardware locks, so the quality of imported products is relatively high. We can feel the quality of the locks. Generally speaking, the heavy lock has a relatively high quality; the lock body can not be pointed, and the tip is easy to injure, especially the lock handle end, the lock tongue and the lock body are three positions; the lock spring is good. Flexible opening, high sensitivity and long service life. There are also many styles of locks, so be sure to keep in mind the style of the interior doors. Second, look at the lock material The lock material on the market is basically divided into stainless steel, copper and zinc alloy. High-strength stainless steel, strong corrosion resistance, no discoloration, is the best lock material; copper is more versatile, mechanical properties are superior, and the price is higher; the lock high-quality zinc alloy is strong and wear-resistant, corrosion-resistant, and easy to form. Mostly used for mid-range locks. Look at the surface treatment of the lock again (home improvement supervision) The surface treatment is roughly divided into electroplating, spraying and coloring. The locks form a dense protective film on the surface of the product through surface treatment, which acts as anti-corrosion and anti-rust, making the lock more beautiful and durable. The dense protective film is also a standard for measuring the quality of locks. The locks of good quality are mostly plated, the coating is fine and smooth, even and moderate, the color is bright, and there are no signs of bubbles, rust and oxidation. Summary of small series: The key points of lock purchase are still quite a lot. Pay attention to some key points and choose high quality locks. General Valve,Oven General Electric Valve,Electric Aluminum Valve,Electric Aluminum Oven Valve GUOLONG PRECISION VALVE CO.,LTD , https://www.glstovevalve.com
Hardware locks purchase point analysis