Steel Zink / data sheet THE STEEL ZINK STANDARD COMBINATION IS MADE UP OF: 12 GALVANISED STEEL TREADS 1 GALVANISED STEEL TRIANGULAR LANDING COMPLETE RAILING WITH GALVANISED STEEL VERTICAL BALUSTERS
Table 1
SUPPLEMENTARY ITEMS
REDUCTIONS
STANDARD
INCREASES
STAIRCASE HEIGHT
RISES
TREADS
POLES
cm 336 - cm 376
16
+3
+1
cm 315 - cm 352
15
+2
+ 2*
cm 294 - cm 329
14
+1
-
cm 273 รท cm 305
13
cm 252 รท cm 282
12
-
-
cm 231 - cm 258
11
-
+ 1*
cm 210 - cm 235
10
-
+ 1*
ADJUSTABLE RISES FROM 21 TO 23,5 CM
12 GALVANISED TREADS + 1 GALVANISED LANDING + RAILING WITH GALVANISED VERTICAL BALUSTERS
* REPLACES THE EXISTING 125 CM POLE IN THE STEEL ZINK STAIRCASE
OM
G
I
273-305 cm
standard
294-329 cm
13+1
315-352 cm
13+2
336-376 cm
13+3
SUPPLEMENTARY ITEMS
pole (82 cm)
balustrade (120 cm)
SUPPLEMENTARY BALUSTRADE It is necessary to protect the upper floor aperture (fig. 1, 2). It comes in 120 cm scalable modules comprising 10 balusters, handrail and fixings.
TYPES OF OPENINGS AND BALUSTRADES no opening
fig. 1
tread
riser bar
SUPPLEMENTARY TREADS / POLES To reach a staircase height of 376 cm, you must purchase one or more supplementary treads comprising the structure, tread and balusters. Supplementary pole modules (Table 1) must be purchased for certain configurations.
ROTATION
RISER BAR Allows to reduce the space between treads to prevent children from falling.
RESISTANCE TO WEATHERING
clockwise anti-clockwise
-20° square opening
STEEL COLOURS: GALVANISATION
fig. 2
+50°
Choose your rotation
ST
STEEL ZINK
Legend:
Steel Zink
first tread
The configurations shown below will help you determine the direction of rotation and the starting point of the staircase based on relative diameters: 120, 140 e 160 cm. The floor opening must be at least 5 cm larger than the diameter of the staircase.
Ø 120
8 9
5 4
α = 28,6°
α
8
7
6
landing
3
10
10
11
11
9
2
10
11
11
12
6
6
5 5
4 4
3
3
2
2
12
1
1
1
13
13
94 cm
7
6
2
9 10
3
α = 26,4°
3
6
7
8
4
Ø 160
4
82 cm
8
5
α = 26°
4
13
82 cm
Ø 140
5
2
1
13
7
5
3
12
1
6
6
6
9
12 2
7
tread section angle
8
8 9
5 4 3
12
2
7
10
10
11
11
5
5 4
3 12
2 1
106 cm
6
6
9
1 13
7
94 cm
4 3 2
13
106 cm
89