发表时间:(2016-01-06 10:32:22) 点击量:992

发表时间:(2016-01-06 10:32:22) 点击量:992
DIN 53438-3材料可燃性测试,表面燃烧测试方法
DIN 53438-3:1984 Testing of combustible materials; response to ignition by a small flame; surface ignition.
DIN 53438-3:1984可燃材料试验—用小火焰点火—表面燃烧测试标准及判定要求介绍:
依据标准 Refer to |
DIN 53438-3-1984 Testing of combustible materials; response to ignition by a small flame; surface ignition |
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预处理条件Pretreatment conditions |
温度:23℃ 相对湿度: 50% 时间:24 H Temperature: 23℃ Relative humidity: 50% Times: 24 h |
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测试条件 Test Conditions |
温度:18℃~28℃ Temperature: 18℃~28℃ |
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样品规格 Sample Specifications |
尺寸:230mm*90mm,厚度:产品实际厚度 mm Size: 230mm*90mm, Thickness: Actual product thickness mm |
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样品编号 Sample No. |
1 |
2 |
3 |
4 |
5 |
检测结果 Test results |
** |
** |
** |
** |
** |
等级Rating |
F1/F2/F3 |
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检测要求 Requirement |
F1/F2/F3 |
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判定 Conclusion |
请看备注等级要求 Please look at the grade requirements of the notes
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备注Remark:
等级Rating |
描述Description |
F1 |
燃烧的试样其火焰尖端未达到上测量标记处(火焰事先自行熄灭) The flame tip on the burning test piece does not reach the upper gauge mark(the flame is extinguished beforehand) |
F2 |
燃烧的试样其火焰尖端达到上测量标记处的时间≥20s The flame tip on the burning test piece reaches the upper gauge mark in 20 seconds or longer |
F3 |
燃烧的试样其火焰尖端达到上测量标记处的时间<20s The flame tip on the burning test piece reaches the upper gauge mark in less than 20 seconds |