Technology

Serrated Steel Grating Stair Treads with Anti-Slip Nosing

Grating for stair ways ASTM A36

  • Material: ASTM A36.
  • Mesh pitch: 33 × 33 mm.
  • Load bearing bar size: 30 × 5 mm.
  • Transverse bar size: dia. 5 mm (support bar).
  • Binding bar size: 70 × 5 mm.
  • Protection: all surfaces to be made free from rust and scale by chemical cleaning.
  • Painting: apply coat of suitable bituminous paint by dipping dry film 60 micron.
  • Steps size: 240 × 1000 mm.
  • Steel grating stair treads, type press-locked (not welded)

    • Material: Iron Fe S235 hot dipped galvanized.
    • With special perforated anti-slip front profile.

    Stair Tread S275JR material, class A

    • 40 × 8 mm thick carbon steel galvanized steel grating.
    • 40 × 10 mm thick carbon steel galvanized steel grating heavy grade.
    • Stair tread 40 × 8 mm thick standard grade, size 1000 mm × 250 mm.
    • Stair Tread 40 × 8 mm thick standard grade, size 1200 mm × 250 mm.
    • Stair Tread 40 × 10 mm thick heavy grade, 1200 mm × 250 mm.
    • Standard fixing Grating clips, complete with bolt and nuts, material: S275JR, Class: A.

    Anti stop welded grating stair tread

    • Anti stop welded grating stair tread galvanization 30 × 5 (6m × 1m).
    • Universal accessories with a brace for the grating (set - bracket, bolt, nut) М8.

    Stair treads 750 × 250 mm, anti stop welded grating galvanization

    • Hot dip galvanized gratings.
    • Profile 6 m × 914 mm.
    • Materials grade A36 / SS400 B.

    Grating treads hot galvanised according to NEN EN ISO 1461.

    • Type: TR-3-30/33 × 33.
    • Bearing bar: (30 × 3) mm.
    • Cross bar: (10 × 3) mm.
    • Mesh size: (33.33 × 33.33) mm.
    • Surface: plain.
    • Material: Steel grade S 235 JR have under-gone hot galvanized surface treatment according to NEN EN ISO 1461.
    • Nosing: toe edge.
    • End mounting plate: sides of mounting plates 60 × 3 mm (preferable 60 × 6 mm) with holes.
    • Rear of profile border 30 mm high.
    • Tread size (L × W × H): 1200 × 305 × 30 mm, 1000 × 305 × 30 mm.

    Hot dip galvanized stair tread

    • Bolted with flat bar anti-slip plate (gratings) size 900 mm L × 245 mm B × 65 mm H.
    • Bolted with flat bar anti-slip plate (gratings) size 800 mm L × 245 mm B × 65 mm H.
    A galvanized serrated grating stair tread with twist cross bar and bolted with flat bar anti-slip plate on the floor.
    Hot dip galvanized grating stair tread bolted with flat bar anti-slip plate.

    Stair treads and landings or connections to walkways are made with grating panels with pattern 30 × 50 mm/32 × 3 mm

    • Material / protection / top finishing: mild steel Q235 / H.D.G. / serrated on top.
    • Load bar size / pitch: 32 × 3 mm / 30 mm.
    • Cross bar size / pitch: twisted bar 6 × 6 mm / 50 mm.

    Fabricated grating panels

    • Load bar size: 25 × 5 mm.
    • Pattern: N100.
    • Load bar pitch: 30 mm.
    • Cross bar pitch: 100 mm.
    • Load bar type: serrated.
    • Cross bar type: 5.4 mm twisted square bars (In lieu of 5 mm).
    • Material: mild steel to BS EN 10025 Grade S275JR.
    • Finish: hot dip galvanized to ASTM A123.
    • Rectangular grating panels.
    • Include toe plates & nosing which when required for rectangular panels fixing clips.

    Grating clips

    • Type 5 grating clamps.
    • Comprising of saddle clip, pressed clamp.
    • Plates, bolt and nut (M8 × 70). Complete Standard Accessories.
    • Finish: hot dip galvanized.
    • 4 sets per sq.m.

    Safe grid stair treads

    • Load bar size: 25 × 5 mm.
    • Pattern: N100.
    • Load bar pitch: 30 mm.
    • Cross bar pitch: 100 mm.
    • Load bar type: plain / serrated (To Advice).
    • Cross bar type: 5.4 mm twisted square bars (In lieu of 5 mm).
    • End plates: flat bar 65 × 6 end plates with drilled holes and slotted holes.
    • Material: mild steel to BS EN 10025 Grade S275JR.
    • Finish: hot dip galvanized to ASTM A123.
    • Excluding: fixing bolts & nuts.
    • Tread sizes: 275 mm × 700 mm / 300 mm × 700 mm / 325 mm × 700 mm / 375 mm × 700 mm / 275 mm × 850 mm.

    Inquiry for Our Product

    Mesh Reinforcing
    E-mail: info@chinasteelgrating.com

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