Iron Square Grid Machine Forge Welding Galvanized Steel Stair Treads and Steel Grating Stairs

Surface:: Hot Dip Galvanized

Steel standard:: JR275,ASTMA36,A1011,A569,Q235

Mesh (Spacing): 19-w-4,15-w-2,30/100,30/50,40/50

Grating standard:: ANSNAAMM; BS-4592-1987; AS1657-1985

Type:: Stairs treads

Model Number:: T1,T2,T3,T4

composite stair treads: grille stair tread

Grating standard:: ANSNAAMM; BS-4592-1987; AS1657-1985

Surface: bright,silver,smooth

Feature: Light weight,High strength,Great load bear capacity

Item Name: Stair Tread

Steel Grating Standard:: ASTM A36, A1011, A569, Q235

Type:: Stairs

Material:: Carbon Steel

Surface:: galvanizing

Model Number:: ST1 ST2 ST3 ST4

Name:: Stairs treads

Surface treatment:: Hot Dip Galvanized painting mill finish

Model Number:: T1 ,T2,T3,T4,T5,T6

Mesh (Spacing): 30 100 40 100 30 30