grating trench cover/ steel for well cover (ST1-We are facture)

1 Low carbon steel 2 Hot dipped zinc coating 3 Painted or plain steel 4 Surface Shape: Flat,gear 5 ISO9001

Jiuwang steel grating-Used as Stair tread

Produce features

1,Attractive appearance: Simple outline, silver color, and modern.

2,Optimum water draining: Water leakage area reaches 83.3%, which

is more than two times large than that of cast iron.

3,Hot-dip galvanizing: Good antirust performance, maintenance free

and replacement free.

4,Design of preventing theft: The cover is connected with the frame by hinge, which ensures protection against theft, safety ,and convenient opening.

5,Saving investment: With large span, the cost is lower than that of cast iron when under heavy load. And the replacement expenses in case of theft and crushing will be saved.

6 ,High strength: With strength and toughness far higher than those of cast iron ,it can be used in the environment with large span and heavy load, such as the wharf and the airport.

7,Many specifications available: The requirement of different environment, loads, spans, sizes and shapes can be satisfied. 

Type	Structural characteristics
T1	Used for welding installation, the end plates of both ends use the same flat steel as load flat steel to make edge band without nosing.
T2	Used for bolt installation, the end plates of both ends use 65*5 flat steel to encircle the edge, and open hole without, nosing .
T3	Used for welding installation, the end plates of both ends use the same flat steel as load flat steel to encircle the edge, with nosing.
T4	Used for bolt installation, the end plates of both ends use 65*5 flat steel to encircle the ends ,and open bole with nosing.

 

 

 

 

 

grating trench cover/ steel for well cover (ST1-We are facture)