Calculation of metal stairs with 180-degree rotation

drawing scale 1:    

Specify dimensions in millimetres

Steps on the upper bowstring C1
On the bottom of the closed string C2
Bowstring T

The height of the opening Y
The length of the opening X
Width of stairs W
Width of the track E

The thickness of the treads Z
Ledge F

The thickness of a bowstring A
Width of a bowstring G
Supports thickness B
Height treads over bowstring H

The Size Of The D
Angle U










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Calculation of metal stairs with 180-degree turn and treads on supports


Select the required dimensions in millimetres

X - length of opening
Y - The height of the opening
W - Width of stairs
E - Width of the track
F - Tread Overhang
T - the number of strings
C - Number of steps
Z - The thickness of the treads
H - Height treads over bowstring
A - The thickness of a bowstring
B - Supports thickness
G - Width of a bowstring
D - distance for mounting supports
U - the angle of the supports to the vertical



SP - Determine the position of the first degree relative to the level of the floor of the second floor.
LR - Set the direction of the lift. For the drawing steps.



Features of the program.

Calculation of convenient metal ladder with a rotation of 180 degrees.
Determining the amount of material.
The exact dimensions of all the parts.
Detailed drawings and schematics of all elements of the metal stairs.

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zhitov Author of the project: Dmitry Zhitov        © 2007 - 2022
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