首页 防火测试中心 刷新 返回 登录
ASTM D6841耐火处理木材设计参数调节系数计算惯例
日期:2012-02-08 10:10
, tension parallel to grain, compression parallel to grain, horizontal shear, and modulus of elasticity are based on the results of strength tests of matched treated and untreated small clear wood specimens after conditioning at nominal room temperatures [72F (22C)] and of other similar specimens after exposure at 150F (66C). The test data are developed in accordance with Test Method D 5664. Guidelines are provided for establishing adjustment factors for the property of compression perpendicular

5/11 下一页 上一页 首页 尾页

防火测试中心


返回 刷新 WAP首页 网页?/a> 登录
08/30 09:54
½ www.400ai.com www.50ppp.com www.zzz13.com ڷƱ ݷƱ Ʊ ɳ˽̽ ɳվŻ