执行标准：中国GB12955-2008
防火标准，90分钟防火
表面处理：不锈钢拉丝，青古铜，红古铜，PVD,
适用门型：木质及钢制防火门，防盗门，工业大门等
配件描述：钢制M6*16机螺丝或M5*32木螺丝
轴心直径：12-18MM钢制
Certificated by GB12955- 2008, 90minsfire rated
Finish: SS ,AB, PS and PVD
Suit for:Wooden/steel door, security door, industrial door
Accessories : steel M6*16 bolt or M5*32 screw
Diamater of bear:12-1 8mm, steel
