Technical information Crab range

7 7 1 0 s t a n d a r d s s i t e s t a i r c a s e , s t e e l f l i g h t s Stair strings In C profile, punched to receive the steps. They are fitted with bolts that lock at each end in the lateral openings of the Crab stirrups. For flights 0.70 m wide, they take staircases compliant with standards NF EN 12811-1 and NF P 93521, for 1.00 m, staircases with resistance capacity compliant with NF P 93522 standard. Part number Description Weight (kg) 250002-3 10 steps right middle stair string 13.20 250032-0 10 steps left middle stair string 13.20 P P P P P P P P P P P P Foot stair strings To start the staircase from the ground. Foot stair strings with 2, 5 and 7 stairs can also be used to create intermediate levels. Part number Description Weight (kg) 250012-2 Foot stair strings 2 stairs right 3.48 250013-0 3 4.78 250014-8 4 6.06 250015-5 5 6.60 250016-3 6 7.92 250017-1 7 9.24 250018-9 8 10.56 250019-7 9 11.88 250022-1 Foot stair strings 2 stairs left 3.48 250023-9 3 4.78 250024-7 4 6.06 250025-4 5 6.60 250026-2 6 7.92 250027-0 7 9.24 250028-8 8 10.56 250029-6 9 11.88 Steps In special steel profile, perforated and non-slip, they are fixed to the stair stringers by self-locking and clipsage, without bolts or use of a wrench. 4 single-use clips per step. Part number Length in m Weight (kg) 250005-6 0.70 4.60 250003-1 1.00 6.20 0.23 0.12 Example of starting section on the ground with guardrail Example of an intermediate level 2 steps 3 steps 4 steps 5 steps 6 steps 7 steps 8 steps 9 steps Put in place the clip on the legs of the bottom of the step. Fix stair strings with a stair string mounting key. 01.11.17 T e c h n i c a l i n f o r m a t i o n