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serrated steel grating G303/30/100
specfiication depend on customer requirement
i introduce serrated steel grating for us
serrated steel grating welded by serrated bearing bar and cross bar , have all the common steel grating ability and useful . the surface treatment is hot dip galvanized . have the power anti-rust capability
the serrated steel grating have two type
one is common welded . and other one is pressure locked
the below form is the specification
type | welded steel grating , pressure-locked . socked-welding |
steel flat size | 20x3 , 25x3 , 25x5 , 30x3 , 30x4 , 30x5 , 32x3 , 32x5.......45x5mm |
bearing bar pitch | 12.5 , 15. 20 . 25. 30. 35. 40. 50mm |
cross bar bitch | 38 50 80 100mm |
material | low carbon steel , stainless steel , alumimum |
surface treatment | untreated . hot galvanized , painted |
standard | china : YBT 4001.1-2007 USA : ANSI/NAAMM(MBG531-88) UK: BS4592-1987 australia : AS 1657-1985 |
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