bnbm group-欧洲杯买球app

hot-dip galvanized steel coil

hot-dip galvanized steel coils are available with a pure zinc coating through the hot-dip galvanizing process.it offers the economy,strength and formability of steel combined with the corrosion resistance of zinc.the hot-dip process is the process by which steel gets coated in layers of zinc to protect against rust.it is especially useful for countless outdoor industrial applications.

main specification:

thickness 0.15mm-5.0mm
width 600mm-1500mm
coating mass 60g/m2-350g/m2
spangle regular spangle,minimized spangle,zero spangle
surface treatment chromated oiled or dry
coil inner diameter 508mm or 610mm

standard & grade:

  astma653m-06a en10327:2004/10326:2004 jis g 3302-1994
commercial quality cs dx51d z sgcc
structure steel ss grade 230 s220gd z sgc340
ss grade 255 s250gd z sgc400
ss grade 275 s280gd z sgc440
ss grade 340 s320gd z sgc490
ss grade 550 s350gd z sgc570
s550gd z

application:

production of cold formed corrugated sheets and profiles for roofing,cladding,decking,tiles,sandwich walls,rainwater protective systems,air conditioning duct as well as electrical appliances and engineering.