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European
Standards (EN’s)
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General Requirements of EN420
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| Chemical and Micro-Organism EN374 | Rating | ||
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EN374-2 Resistance to penetration by micro-organisms. Referred to as acceptable quality level (AQL) |
1-3 | |
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EN374-3 Resistance to chemical hazards (permeation) | 1-6 | |
| Mechanical Hazards EN388 | Rating | ||
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a) Resistance to abrasion | 0-4 | |
| b) Blade cut resistance | 0-5 | ||
| c) Tear resistance | 0-4 | ||
| d) Puncture resistance | 0-4 | ||
| Protection from Cold EN511 | Rating | ||
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a) Resistance to convective cold |
0-4 | |
| b) Resistance to contact cold | 0-4 | ||
| c) Permeability to water | 0-1 | ||
| Thermal Hazards (Heat and / or fire) EN407 | Rating | ||
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a) Burning behaviour | 0-4 | |
| b) Contact heat | 0-4 | ||
| c) Convective heat | 0-4 | ||
| d) Radiant heat | 0-4 | ||
| e) Small splashes of molten metal | 0-4 | ||
| f) Large splashes of molten metal | 0-4 | ||