Material and surface protection:
Stairs are made of the following materials:
Hot rolled steel in quality č0361 (ST 37-2 / S235 JRG)
Aluminum sheet Al 99,5 i AlMg 3
Stainless steel č4580-č4574 (AISI 304-316)
Without surface protection.
With surface protection – (TZn) Heat-galvanized in accordance with DIN 50 976.
Painted on customer request.