Basic Info.
Trademark
maituo
Origin
Hebei
HS Code
731450000
Metal Steel Grating Stairs/Drain Cover Grating
All the specifications support customized !Product Decsription
| Item | Description |
| Bearing bar | 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etcI bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etcUS 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 etcUS standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc |
| Twisted Cross Bar Pitch | 38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc |
| Material Grade | ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400,Mild steel & Low carbon steel, etc |
| Surface Treatment | Black, self colour, hot dip galvanized, painted, spray coating |
| Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
| Standard | China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1985, Germany: DIN24537-1-2006, Japan :J |
Support custmoized: 
Application of Metal Steel Grating Stairs/Drain Cover Grating
Uses: 
Perforated hole for stairs: 
Welcome inquiry to us !