The detail of the above pictures that we can supply and for your reference :

1,Commodity:  corrugated galvanized zinc roof sheets / corrugated sheets roofing corrugated galvanized tin

2,Standards: JIS G 3302-1998, EN 10142/10137 , EN 10169.

3, Material Grade: SGCC, DX51D+Z, DX52D+Z, S250,280GD,etc

4, Thickness: 0.15-1.0mm  
5, Width: 610-1000mm (after corrugated)

              Raw material width 762mm to 665mm(after corrugated)

              Raw material width 914mm to 800mm(after corrugated)

              Raw material width 1000mm to 900mm(after corrugated)

              Raw material width 1200mm to 1000mm(after corrugated)

6,Wave height :17-18mm

7,Wave distance/pitch: about 76mm

8,number of waves : 9-12

   corrugated galvanized zinc roof sheets / corrugated sheets roofing corrugated galvanized tin :

What is raw materials for corrugated matel iron steel sheet ?

The raw materials for corrugated steel sheet include three kinds as below:

1) galvanized steel

2) galvalume steel (aluzinc steel)

3) prepainted steel (color coated steel )

Produce process:

1) Cold rolled steel coil

2) galvanized steel coil or galvalume steel coil or prepainted steel coil

3) cutting steel coil into steel sheet

4) rolling steel sheet into corrugated sheet