This week we received an inquiry of rain grating from America. Customer need the grating which made of ductile iron and can pass the standard of EN124, Capacity standard is B124, pressure weight is 12.5tons . The size of grating is 500x300x40mm and 1000x300x30mm . Customer need single grating type . Quantity of each type is 500PCS and asked to make mold and production based on the drawing .

According to customer requirements, drawing size, load capacity and product weight, We

calculate the cost of grating . and consulting logistics costs to the designated warehouse. Give

reasonable quotation to customer and communicate with customer about quotation in time.

For customized rain grating, the number of more than 500 sets can be carried out mechanism production, the number of small need to make the mold and manual production, relatively speaking, manual production cost will be higher than the production cost of the mechanism, and the appearance of grating which made by hand is not beautiful and smooth than made by machine .

Grating has the advantages of simple construction, light weight, good bearing capacity, impact resistance, rather bending not folding, large displacement, beautiful and durable after hot dipping zinc treatment, anti-corrosion, and it has the advantages of cast iron grate. By means of hinge connection or hook connection, it is easy to open and has anti-theft function.

At present, our company’s main size of grating is 250x500x20mm，300x500x40mm，400x500x40mm，450x500x40mm，500x500x50mm，550x500x50mm，Mainly exported type is single grating and set of grating . The set of grating has frame and frame type is straight frame, pattern frame, T type frame or L type frame . WE also can accept customized .