more details:

1) material: galvanized steel;2) coating: Zinc coating from 80 to 275g per square meter;

 3) thickness: 0.5mm-2.0mm;

 4)specification: length 11.85M, width 40mm to 250mm, height 30mm-80mm;

advantage:

1.use high-class galvanization and stoving varnish board for better anti-corrosive and fireproofing.

2.plug-in type assembling make it easier to install and reduce the construction period.

3.the exact size and high quality arrive international standard.

4.Special size and materials can be ordered .OEM is available 

iron bars price