What is full hard means ?
Some clients ask the full hard for the galvanized corrugated sheet, galvanized coils, galvalume sheet.
The full hard means the HRB>=80, the tensile strength will be 550Mpa or more.
Some clients ask the full hard for the galvanized corrugated sheet, galvanized coils, galvalume sheet.
The full hard means the HRB>=80, the tensile strength will be 550Mpa or more.
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