Hdg Steel Sheet
The main us standard followed for the production of hot dip galvanized coils with metallic coating is astm a653 a653m.
Hdg steel sheet. You can also choose from container plate flange plate and boiler plate hdg steel sheet as well as from galvanized coated hdg steel sheet and whether hdg steel sheet is sgs or iso. Magnetic brinell 95. Automotive panels tool boxes hoppers drip pans fuel tanks trailer siding roofing etc. Hdg bare and painted is intended for uses where superior corrosion resistance is required.
When exposed to the atmosphere the pure zinc zn reacts with oxygen o 2 to form zinc oxide which further reacts with carbon dioxide co 2. Hot dip galvanization is a form of galvanization it is the process of coating iron and steel with zinc which alloys with the surface of the base metal when immersing the metal in a bath of molten zinc at a temperature of around 449 c 840 f. Hdg coils according to us standards. The coating combines the formability and corrosion protection of zinc with the cost effectiveness of steel.
A wide variety of hdg steel sheet options are available to you such as aisi jis and astm. Hdg coil is steel sheet with a zinc coating. C1008 1010 hr steel sheet astm a1011 a569 hot rolled steel sheets are the most economical steel sheets available for a wide variety of applications hr steel sheets are easy to weld form and drill and has a slight grainy surface. Hot dip galvanized hdg is the common name for a type of sheet steel product that is coated with zinc using a continuous hot dip coating process.
Commercial steel deep drawing steel and extra deep drawing steel are designations described in the astm specifications for steel sheet zinc coated galvanized or zinc iron alloy coated galvannealed by the hot dip process a653 a653m. Geometry and size tolerances for steel sheets and strip coated by hot dipping should meet the requirements of the european en 10143 standard and its ukrainian analogue dstu en 10143. Popular uses for hr steel sheet include. Hdg coil is typically used in applications that demand this corrosion protection such as light weight vehicles appliances hvac applications and many other manufactured products.
Cold rolled sheet hot dipped galvanized dx51d z hot dipped galvanized en 10143 table 1 thickness tolerance 6mm to 8mm 06mm 8mm to 1mm 07mm. This is linked to the corrosion properties of hdg providing both a barrier and a galvanic protection of the steel substrate.