| Function | European Standards EN ISO 20345 for safety footwear |
|---|---|
| Impact resistance | Level of protection : 200 Joules |
| Compression resistance | Level of protection : 15 kN |
| Penetration resistance | With symbol of "P" resist a penetration force of 1100 Newtons (N) |
| Marked | Standard for EN20345 2011 |
|---|---|
| SB | In terms of comfort and wear resistance, a level of acceptable quality as defined by an agreed European Standard. The presence of a safety toecap providing protection against impact injury to the toes caused by falling objects, the toes being trapped under a heavy object, etc. Level of protection : 200 Joules /15 kN. |
| S1 | As above SB standard, plus closed seat region. Anti-static properties. Energy absorption of seat region. Fuel resistance. |
| S2 | As above S1 standard, plus water absorption and desorption. Non Cleated outsole. |
| S3 | As above S2 standard, plus penetration resistance. Cleated outsole. |
| Marked | The Lubricant | Test Area | Test Mode | Normative standards friction coefficient |
|---|---|---|---|---|
| SRA | sodium lauryl sulphate (SLS) solution | ceramic tile floor | forward heel slip | >0.28 |
| forward flat slip | >0.32 | |||
| SRB | glycerol | steel floor | forward heel slip | >0.13 |
| forward flat slip | >0.18 | |||
| SRC | Pass By SRA, SRB slip Specification Test | |||
| Symbols | Function | Requirement |
|---|---|---|
| P | Penetration resistance | > 1100N |
| E | Energy Absorbtion | > 20J |
| A | Anti static | > Between 0.01 und 1000 MΩ |
| C | Conductive footwear | > 0.1 MΩ |
| HI | Insulation against heat | The environment is 150 °C for 30 minutes, the insole surface temperature should not rise above 22 °C |
| CI | Insulation against cold | In an environment of minus 17 °C for 30 minutes after the insole surface temperature should not declined by more than 10 °C |
| HRO | Heat sole contact (Resistance to hot contact up to 300°C) | When exposed to high temperatures up to 300 °C of the surface, there should be no broken soles |
| WRU | Water penetration and water absorption resistant upper | Water penetration time> 30 min. Water absorption after 20% 30min Permeable volume 3g / h Water vapor permeability 0.8mg/cm2h |