GU Trench Cover

Short Description:

GU Trench Cover Refer to most oral groove without edge made by concrete, it would be most simple & saving, so that it’s no need to make a special groove of trench.The angle steel is suggested to be built in the top edge of trench as the load is in the range between T-6 to T-14. The prefab building blocks of GU trench cover is also available for making the trench which can prevent dirty water to leak into the earth. But GU trench cover just suitable for side ditch when a car or truck need ...


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GU Trench Cover

Refer to most oral groove without edge made by concrete, it would be most simple & saving, so that it’s no need to make a special groove of trench.The angle steel is suggested to be built in the top edge of trench as the load is in the range between T-6 to T-14. The prefab building blocks of GU trench cover is also available for making the trench which can prevent dirty water to leak into the earth. But GU trench cover just suitable for side ditch when a car or truck need to cross it.
Class of Loading for Drainage Trench/Pit Cover

Class of Load

Fully Laden(kg)

Back Single-wheel Load(KN)

Wheel-pressure Area a×b (mm2)

T-25

25,000

100

200×500

T-20

20,000

80

200×500

T-14

14,000

56

200×500

T-6

6,000

24

200×240

T-2

2,000

8

200×160

Learn Steel Grating

Steel Grating Standard

Steel Material Standard Hot galvanizing Standard
China: YB/T4001.1-2007 China: GB700-2006 China: GB/T13912-2002
U.S.A: ANSI/NAAMM U.S.A: ASTM(A36) U.S.A: ASTM(A123)
U.K: BS4592 U.K: BS4360(43A) U.K: BS729
Australia: AS1657 Australia: AS3679 Australia: AS1650

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1. Bearing bar pitches may be 12.5 to 15, 20, 30,32.5,34.3, 40,60mm,of which 30mm & 40mm are recommended. 
2. Cross bar pitches may be 38,50,60, to 100mm, of which 50mm & 100mm are recommended. 
3. Sign of the shape of bearing bars. F – Plain style (may be omitted in the symbol of steel grating); S – Serrated style; I – I-shape style 
4. Sign of surface treatment. G – Hot galvanizing (may be omitted in the symbol of steel grating); P – Painted; U – untreated

 

FIELDS OF APPLICATION :
1. Light chemical industry/Petro-chemistry/Machinery industry/Textile chemistry/Port engineering
2.Oil and grease chemistry/Agriculture husbandry/Horticulture/Steel industry/Waste disposale
3.Food processing/Aquatic breeding/Fertiliazer industry/Phamaceutical industry/Parking lots
4.Cement plants/Oil refinery/Mining and refinery/Power plants/Public utilties
5.Marine engineering/Shipbuilding/Construction material industry/Defense projects/Airport projects
6.Water plants/Sewage disposal/Paper and pulp industry/Construction industry/Transportation industry/Automotive industry
COMMON USES OF GRATING :
Flooring  Catwalks  Mezzanines/decking  Stair tread  Fencing
Vault bin floors  Ramps  Docks  Trench covers  Window and machinery safe guards 
Entilation screens  Storage racks  Suspended ceiling  Drainage pit cover  Wash racks  

Type of Steel Grating

Comparison of Feature:

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Plain:One of the most widely used grating, available for flooring, sidewalk, dranage pit cover, stair tread, etc.

Serrated:Better non-skid property & safety comparing to plain grating.

I-shape:Lighter, more economical and practical comparing to plain grating.

TIM20180920172336


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