⒉符合GB30051-2013一级检测，90分钟防火
3.锁舌为不锈钢304精铸件，耐磨损。
4.锁头盖为不锈钢或者45号钢，强度够高，护锁机构
5.盐雾测试240小时，防锈能力强
1.Compliance: EN179, cycle test 200,000 times
2.GB30051-2013 Grade 1 fire-rated
3.Latch is stainless steel 304
4.Cover is stainless steel 304 or steel
5.Salt spray test, 240 hours
