China Galvanized Welded Steel Mesh Grating for Floor Walkway Floor

Steel Grating (Plain Steel Grating Flat Steel Grating & Serrated Steel Grating / Tooth Shape Steel Grating)

1) Bearing Bar (Load Bar) (mm): 20 x 3 to 100 x 9;the specification of "I-section" is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.

2) Bearing Bar Pitch (center to center): 12.5 to 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available

3) Cross Bar Pitch (center to center): from18.5 to 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.
4) Steel Grating Material:Q235 Steel or stainless steel grating.

5) Steel Grating Surface Treatment: Untreated, Painting or Hot Dipped Galvanizing

6)Quality Standard:
Steel Grating Standard: China YB/T4001-1998
America ANSI/NAAMM (MBG531-88)
Britain BS4592-1987
Australia AS1657-1992
Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A)
Hot Dip Galvanizing Standard: China GB/T13912-92 / ASTM (A123) / BS729

7) Application of Steel Grating: Floor;Catwalk;Mezzanines/decking;Stair tread;Fencing;Vault bin floor;Ramp;Dock/Warehouse;all kinds of trench cover;Window and machinery safe guards;Wash rack;Ventilation screen;Storage rack;Suspended ceiling;Drainage pit cover,etc
specifications

(1)max panel size available for 1000x5800mm

Bearing bar pitch Cross bar pitch load steel size ( Width xThickness)20x325x332x340x320x525x530100G203/30/100G253/30/100G323/30/100G403/30/100G205/30/100G255/30/10050G203/30/50G253/30/50G323/30/50G403/30/50G205/30/50G255/30/5040100G203/40/100G253/40/100G323/40/100G403/40/100G205/40/100G255/40/10050G203/40/50G253/40/50G323/40/50G403/40/50G205/40/50G255/40/506050-G253/60/50G253/60/50G403/60/50G205/60/50G255/60/50Bearing bar pitchCross bar pitchload steel size (Width xThickness)32x540x545x550x555x560x530100G325/30/100G405/30/100G455/30/100G505/30/100G555/30/100G605/30/10050G325/30/50G405/30/50G455/30/50G505/30/50G555/30/50G605/30/5040100G325/40/100G405/40/100G455/40/100G505/40/100G555/40/100G605/40/10050G325/40/50G405/40/50G455/40/50G505/40/50G555/40/50G605/40/506050G325/60/50G405/60/50G455/60/50G505/60/50G555/60/50G605/60/50

(2)Surface treatment&appliacation: mill finish,hot dip galvanized, painted

Bearing bar typeFlat barI barSerrated bar Cross bar typeTwisted barRound bar flat bar Production processweldedPressure locked Surface treatmentSelf-colourGalvanizedpainted applicationPlatformwalkway&floorTrench coverSteel stair treads Suspended ceilingBarrier fence

Steel Grating Standard Steel Grating StandardSteel StandardGalvanizing StandardChina StandardYB/T 4001.1-2007GB700-88GB/T13912-2002USA StandardANSI/NAAMM (MBG531)ASTM (A36)ASTM (A123)U.K. StandardBS4592BS4360 (43A)BS729Australia StandardAS1657AS3679AS1650Deutsche StandardDIN24537DIN17100-80DIN50976