Standards and certificates
| Valid Standards | |
|---|---|
| RAL GZ 638 | Grating |
| DIN EN ISO14122-3 | Steel staircases |
| DIN 24531 -2, 3 | Profile grating stair treads and GRP grating stair treads |
| DIN 24537 | Grating as floor coverings — Part 1: Grating made of metallic materials |
| DIN EN ISO 1461 | Zinc coatings applied to steel using hot dip galvanising (piece galvanising) – requirements and testing |
| BGI 588 | Leaflet for metal grating |
| BGR 181 | Anti-skid-properties for floors in workrooms and work areas with danger of slipping |
| BS 4592 | Industrial floors and stair treads - General requirements and fitting recommendations |
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