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Test item 测试名称: Fire Tests of Roof Coverings 屋顶燃烧测试
Test info 测试内容:
| Classification 等级分类 | Sample Size 送样规格 | Lead Time 测试周期 |
|
UL 790 ( ASTM E 108 ) Class A
Intermitent-flame test, Spread of flame&Burning Brand |
2 pcs Spread of flame, 40’’ x 8’ (1.02m x 2.4m), | 30 working days |
| 2 pcs Intermitent Flame, 40’’ x 52’’ (1.02m x 1.32m), | ||
| 4 pcs Burning Brand, 40’’ x 52’’ (1.02m x 1.32m) | ||
|
UL 790 ( ASTM E 108 ) Class B Spread of flame&Burning Brand |
2 pcs Spread of flame, 40’’ x 9’ (1.02m x 2.7m), | 30 working days |
| 2 pcs Intermitent Flame, 40’’ x 52’’ (1.02m x 1.32m), | ||
| 2 pcs Burning Brand, 40’’ x 52’’ (1.02m x 1.32m) | ||
|
UL 790 ( ASTM E 108 ) Class C Spread of flame&Burning Brand |
2 pcs Spread of flame, 40’’ x 13’ (1.02m x 3.9m), | 30 working days |
| 2 pcs Intermitent Flame, 40’’ x 52’’ (1.02m x 1.32m), | ||
| 2 pcs Burning Brand, 40’’ x 52’’ (1.02m x 1.32m) |
Others 其他信息:
Sample Report 报告样本：
