Cold-formed structural steel hollow sections square pipes

AS/NZS1163 Cold-formed structural steel hollow sections Cold-formed structural steel hollow sections square pipes Products details:Cold-formed carbon steel hollow sections for construction,mechanical application and for water,coal gas,steam etc low-pressure convey application. Standard:AS/NZS1163:2009 Steel Grade:C250/C250L0,C350/C350L0,C450/C450L0 Size ranged:OD6-219mm WT:0.8-10mm Steel pipes shape:Round tubing,Square pipes,Rectangular tubes,structural steel hollow sections Materials process:Cold drawing process or cold rolling process,ERW Raw materials:Cold rolled sheet,Hot rolled sheet,electric-resistance welded materials Surface:Black surface,bright surface,Galvanized,hot-dip galvanized steel pipes Zinc coated,Hot-dip zinc coating. Chemical composition Steel Grade C % Si% Mn % P % S %…

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