Steel grating

for stair treadsfor walkwaysfor industrial flooring

Product information
The classical press-welded grating is manufactured with twisted square bearing bars for slip resistance. For applications where appearance is important, smooth round bars can be used as cross bars. This option is available for the common mesh spacings listed below.

Technical data
Common mesh spacing
Bearing bar | Cross bar (columns correspond to cross bar spacings shown)
15,08 | - | - | - | 38,1 | 50,8 | 76,2 | 101,6
17,15 | - | - | - | 38,1 | 50,8 | 76,2 | 101,6
20,77 | - | 24,0 | - | 38,1 | 50,8 | 76,2 | 101,6*
23,69 | - | 24,0 | - | 38,1 | 50,8 | 76,2 | 101,6*
25,00 | - | - | - | - | - | 76,2 | 101,6
30,15 | - | - | - | 38,1 | 50,8 | 76,2 | 101,6
34,30 | 19,25 | 24,0 | - | 38,1 | 50,8 | 76,2 | 101,6
41,45 | - | 24,0 | - | 38,1 | 50,8 | 76,2 | 101,6
45,23 | - | - | - | 38,1 | 50,8 | 76,2 | 101,6
51,45 | - | - | - | 38,1 | 50,8 | 76,2 | 101,6
60,30 | - | 24,0 | - | 38,1 | 50,8 | 76,2 | 101,6
68,60 | - | 24,0 | - | 38,1 | 50,8 | 76,2 | 101,6

*Press Welded Grating with Smooth Round Bars

Standard bearing bar profiles
Bearing bar 2 mm | Bearing bar 3 mm | Bearing bar 4 mm | Bearing bar 5 mm
25/2 | 25/3 | 25/4 | 25/5
30/2 | 30/3 | 30/4 | 30/5
35/2 | 35/3 | 35/4 | 35/5
40/2 | 40/3 | 40/4 | 40/5
45/2 | 45/3 | 45/4 | 45/5
- | 50/3 | 50/4 | 50/5
- | 60/3 | 60/4 | 60/5
- | 70/3 | 70/4 | 70/5
- | - | 80/4 | 80/5

Accessories / Fixing clips

• Welded-in holed fixing plates: welded-in plated with hole sizes per customer specification; fastening screws supplied by the customer.
• Double clamp B: 2 saddle top clips, clamp lower part, 2 hexagon screws and 2 square nuts.
• Grating butt joint: comprising top and base with thread and allen screw.
• Hilti clamp: saddle top clip and lower part connected; high resistance to vibration and easy installation by one person.
• Clamp B: saddle top clip, clamp lower part, M8x60 hexagon screws and M8 square nut.
• Clamp B 10: stirrup top clip, hexagon socket screw, clip lower part and nut.
• Clamp S: flat head screw, clamp lower part and square nut.
• Safety clamp A: safety upper part, clamp lower part, hexagon screw and square nut.
• Safety clamp D: safety upper part, clamp lower part, hexagon screw and square nut.

Characteristics / technical specifications

• Product type: press-welded grating with option of smooth round cross bars for aesthetic applications.
• Slip resistance: standard twisted square bearing bars provide slip resistance; smooth round cross bars available where appearance is prioritized.
• Mesh spacing: multiple common mesh spacings available as listed under Common mesh spacing.
• Bearing bar profiles: standard profiles available in various widths and thicknesses (see Standard bearing bar profiles).
• Accessories: multiple fixing clip options available (welded-in plates, double clamp B, butt joint, Hilti clamp, Clamp B, Clamp B 10, Clamp S, Safety clamps A and D).