China Galvanized Welded Steel Mesh Grating for Floor Walkway, Floor, Find details about China Galvanized Steel Bar Grating, Flat Shape Steel Grating Bar Grating from 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 ×Thickness) | |||||
20×3 | 25×3 | 32×3 | 40×3 | 20×5 | 25×5 | ||
30 | 100 | G203/30/100 | G253/30/100 | G323/30/100 | G403/30/100 | G205/30/100 | G255/30/100 |
50 | G203/30/50 | G253/30/50 | G323/30/50 | G403/30/50 | G205/30/50 | G255/30/50 | |
40 | 100 | G203/40/100 | G253/40/100 | G323/40/100 | G403/40/100 | G205/40/100 | G255/40/100 |
50 | G203/40/50 | G253/40/50 | G323/40/50 | G403/40/50 | G205/40/50 | G255/40/50 | |
60 | 50 | - | G253/60/50 | G253/60/50 | G403/60/50 | G205/60/50 | G255/60/50 |
Bearing bar pitch | Cross bar pitch | load steel size (Width ×Thickness) | |||||
32×5 | 40×5 | 45×5 | 50×5 | 55×5 | 60×5 | ||
30 | 100 | G325/30/100 | G405/30/100 | G455/30/100 | G505/30/100 | G555/30/100 | G605/30/100 |
50 | G325/30/50 | G405/30/50 | G455/30/50 | G505/30/50 | G555/30/50 | G605/30/50 | |
40 | 100 | G325/40/100 | G405/40/100 | G455/40/100 | G505/40/100 | G555/40/100 | G605/40/100 |
50 | G325/40/50 | G405/40/50 | G455/40/50 | G505/40/50 | G555/40/50 | G605/40/50 | |
60 | 50 | G325/60/50 | G405/60/50 | G455/60/50 | G505/60/50 | G555/60/50 | G605/60/50 |
(2)Surface treatment&appliacation: mill finish,hot dip galvanized, painted
Bearing bar type | Flat bar | I bar | Serrated bar | |
Cross bar type | Twisted bar | Round bar | flat bar | |
Production process | welded | Pressure locked | ||
Surface treatment | Self-colour | Galvanized | painted | |
application | Platform | walkway&floor | Trench cover | Steel stair treads |
Suspended ceiling | Barrier fence |
Steel Grating Standard | |||
Steel Grating Standard | Steel Standard | Galvanizing Standard | |
China Standard | YB/T 4001.1-2007 | GB700-88 | GB/T13912-2002 |
USA Standard | ANSI/NAAMM (MBG531) | ASTM (A36) | ASTM (A123) |
U.K. Standard | BS4592 | BS4360 (43A) | BS729 |
Australia Standard | AS1657 | AS3679 | AS1650 |
Deutsche Standard | DIN24537 | DIN17100-80 | DIN50976 |