Material Standard | ASTM A36, A1011, A569, Q235, S275JR,Stainless steel 304, Mild steel & Low carbon steel, etc |
Bearing Bar (width*thickness) | 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10…..100 x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc US standard: 1''x3/16'', 1-1/4''x3/16'', 1-1/2''x3/16'', 1''x1/4'',1-1/4''x1/4'', 1-1/2''x1/4'', 1''x1/8'', 1-1/4''x1/8'', 1-1/2''x1/8'' etc |
Bearing Bar Pitch | 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3,32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc. US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc. Noted:19-W-4 is most popular(19/16 inch x 4 inch opening=30x100mm opening) |
Twisted Cross Bar Pitch | 38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc |
Surface treatment | GALVANIZED, PVC COATED |
Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
Normal Sheet Size | 1).Bearing bar size: 30X5mm,32x5mm, 35x5mm, etc. Bearing bar pitch: 40mm; Round bar size: φ=7mm; Net space between bearing bar and round bar 14mm; Cross bar pitch:50mm,100mm. 2).Bearing bar size: 30x3mm,32X3mm,etc. Bearing bar pitch: 47mm; Round bar size: φ=6mm; Net space between bearing bar and round bar 19mm; Cross bar pitch:50mm,100mm. |