This spot check is based on GB 21556 "General technical conditions for lock safety" and other standards, such as the mutual opening rate, the length of the tongue extension, the static load of the square tongue, the lateral static load of the tongue, the static tension of the knuckle and the lateral direction of the tongue. Static load and other items are tested.
2016 Guangzhou lock product quality supervision and spot check qualified products and their list of enterprises
Serial number | Nominal manufacturer | product name | trademark | Model specification | Production date / lot number | Comprehensive judgment |
1 | Guangzhou Hongli Hardware Products Co., Ltd. | Indoor marble mortise lock | ML | H16K10 steel wire drawing | Nth="8" year="2016"> 2016-08-16 | qualified |
2 | Delai Building Materials Industry (Guangzhou) Co., Ltd. | Pin mortise lock | Dray | DA-502612K-SKNP-M | Nth="7" year="2016"> 2016-07-10 | qualified |
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