Standard specifications for locks

1. American Standard door lock
The number of rotations of high-grade American standard door locks reaches 800,000 times, meeting the requirements of ANSI 156 level 1. When used on the fire door, it has passed UL registration and meets the requirements of 3h fire test. The price is about 1000~4000 yuan.
The mid-range American standard door lock has 400,000 rotations, meeting the US ANSI 156 Level 2 requirements. When used on the fire door, it has passed UL registration and meets the requirements of 3h fire test. It is suitable for high-strength residential doors and medium-strength commercial doors with high security performance and high frequency of use. The price is about 500~800 yuan.

2. European standard door lock
The number of turns of high-grade European standard door locks has passed the 500,000 opening test, and the fireproof locks meet the requirements of DIN 18251 and the non-fireproof locks meet the requirements of DIN 18250. When used on fire doors, it passes the requirements of EN 1634 1h fire test. When required, it can have functions such as multi-level key management system. It is suitable for heavy-duty and high-strength door control systems for public buildings, engineering and maintenance doors with high security performance and high frequency of use. The price is around 700~1500 yuan.
The number of turns of the mid-range European door passed the 300,000 opening test. It is suitable for high-strength residential doors and medium-strength commercial doors with high security performance and high frequency of use. About 400~900 yuan.

3. Chinese standard door lock
The Chinese standard door lock has an anti-theft security function, and the number of openings reaches more than 100,000 times. It is suitable for exterior doors with anti-theft requirements and low frequency of use. About 400~600 yuan.