Hot dipped galvanized steel strip which is widely used in the HVAC industry comprises a high quality zinc layer and passivation treatment, processing excellent corrosion 

resistance. Our HDG steel strip with minimized spangle does not contain lead or any other environmentally harmful substance. Similarly, the passivation treatment does 

not contain any chromium, and therefore our product is in compliance with EU directives which apply to the household appliance industry. This trend for a greener product 

will be gradually extended to the construction and other industries in the near future.

 SPECIFICATION Of Hot Dipped Galvanized Steel Used for HAVC DUCTWORK: ACCORDING TO BS EN 10346

Table 1-Delivery Standard:

Table 2-Chemical Composition:

Table 3-Mechanical Properties:

Packing Of Hot Dipped Galvanized Steel Used for HAVC DUCTWORK:

Shanghai Metal Products are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

1) Shanghai Metal Standard

2) Customization