cheap and best quality steel garden drain grating manhole cover
dran grating manhole cover is widely used in the urban road, the square, the botanical garden, the wharf, the airport, the parking lot, the road, each kind of industry, the civil project, etc.
I--Carrying 20 tons of weight
II—Carrying 14 tons of weight
III---carrying 6 tons of weight
IV---carrying 2 tons of weight
V---Carrying pedestrian weight
Drain cover size and weight table:
Drainage cover type
Angle iron size
1.these drain cover plate applies to the road cross-sectional and longitudinal drain
2.the drains width ranging from 200mm to 550mm
3. a means the steel grating length
4. h means the steel grating height
5. A means the frame length
6. H means the frame height
fasten steel blocks under packing by using twisted square steel and fastener
ISO 9001-2008 MANUFACTURE FACTORY!
METAL GRATING SPECIALTY!!!
YOUR GRATING SOLUTION!!!!!!
About our company:
(1).The real manufactory ,give you a good quality and a best price, and we have 12 years experience.
(2).contract manufacturing: OEM Service Offered, Buyer label offered
(3).No. of Production Lines: above 5
(4).Many years management ,give you a good service
(5).Our products are well sold in China and abroad
sheiry yuanbusiness manager
No,69 FUXIN ROAD,FUSHAN ZONE,YANTAI CITY
email:sheiry(a)steel-gratings.com or 313677679(a)qq.comTEL:86-13562549393