AO Type Steel grating

1.Surface treatment in galvanized. 2.It can be readily used. 3.Super-safety and super-durability. 4.Best price and quality

Feature

light weight and high intensitysafe and non-slipgood natural lighting and air exchanging attractive appearanceeasy to install and transferit is economical,durable and suitable to use.

surface treatment    hot galvanized

Material Type

                                                        ♦Main bar (bearing bar)pitch 12.5/15/30/35.3

For example

width of pit(mm)	withstand weight	size(a×b×h)(mm)	weight (kg)
200	T-25	300*995*50	24.5
250	T-14	350*995*44	21.9
300	T-20	400*995*55	33.3
350	T-20	450*995*60	39.3
450	T-25	550*995*75	56.8
600	T-14	700*995*75	70.7

 ♦The withstand weight referenced the next table . 

withstand weight (reference to a road guide book in Japan)  

withstand type	total weight         (t)	rear wheel(one)            (kN)	wheel area      (cm)
T-25	25	100	20×50
T-20	20	80	20×50
T-14	14	56	20×50
T-6	6	24	20×24
T-2	2	8	20×16

♦Allowable stress of  steel grating about 180N/mm².

♦Other sizes are also available by special order.

 

AO Type Steel grating