Continuously hot-dip zinc coated low carbon steel flat products for cold forming (+Z)

The tables hereunder show the main characteristics of the relevant quality grades and do not fulfill the complete technical supply conditions for which we refer to the full content of the standards mentioned in these pages.

Supply technical delivery conditions: 
EN 10346:2009
Dimensional and shape tolerances: 
EN 10143:2006
Mechanical characteristics: 
QUALITY MECHANICAL CHARACTERISTICS
Coating Type
(1)
Ys/ 0,2% Ps
(Mpa)
Ts
(Mpa)
E%
min.
L0=80 mm
E%
min.
L0=80mm
E%
min.
L0=80mm
r90
min.
n90
min.
Spessore (S) 0,35<=S<=4 0,35<=S<=4 0,35<=S<=0,5 0,5<S<=0,7 0,7<S<=4 0,35<=S<=0,7 0,7<S<=1,5 1,5<S<=4 0,35<=S<=0,7 0,7<S<=4
DX51D +Z,+AZ,
+AS
- 270 - 500 18 20 22 - - - - -
DX52D +Z,+AZ,
+AS
140 - 300 270 - 420 22 24 26 - - - - -
DX53D +Z,+AZ,
+AS
140 - 260 270 - 380 26 28 30 - - - - -
DX54D +Z 120 - 220 260 - 350 32 34 36 1,6 1,6 1,4 0,18 0,18
DX54D +AZ 120 - 220 260 - 350 32 34 36 - - - - -
DX54D +AS 120 - 220 260 - 350 30 32 34 1,2 1,4 1,2 0,17 0,18
DX55D +AS 140 - 240 270 - 370 26 28 30 - - - - -
DX56D +Z 120 - 180 250 - 310 35 37 39 1,9 1,9 1,7 0,21 0,21
DX56D +AS 120 - 180 260 - 350 35 37 39 1,5 1,7 1,5 0,19 0,20
DX57D +Z 120 - 170 260 - 350 37 39 41 2,1 2,1 2,1 0,22 0,22
DX57D +AS 120 - 170 260 - 350 39 39 41 1,7 1,9 1,7 0,20 0,21

The values are referred to specimens taken crosswise respect to the rolling direction.

Notes:
(1) – Coatings key:
+Z: Zinc alloy coating, with Zinc content >= 99%
+AZ: Aluminium-Zinc alloy coating, with: 55% Aluminium, 1,6% Silicon, and Zinc as the balance.
+AS: Aluminium-Silicon alloy coating, with: 8-11% Silicon and Aluminium as the balance.

Ladle analysis chemical composition (% values): 
QUALITY LADLE CHEMICAL COMPOSITION (max. % Values)
Coating Type
C Mn Si P S Al Ti V Mo B
DX51D +Z,+AZ,
+AS
0,18 1,20 0,50 0,12 0,045     -    0,30     -        -        -   
DX52D +Z,+AZ,
+AS
0,12 0,60 0,50 0,10 0,045     -    0,30     -        -        -   
DX53D +Z,+AZ,
+AS
0,12 0,60 0,50 0,10 0,045     -    0,30     -        -        -   
DX54D +Z,+AZ,
+AS
0,12 0,60 0,50 0,10 0,045     -    0,30     -        -        -   
DX55D +AS 0,12 0,60 0,50 0,10 0,045     -    0,30     -        -        -   
DX56D +Z,+AZ,
+AS
0,12 0,60 0,50 0,10 0,045     -    0,30     -        -        -   
DX57D +Z,+AZ,
+AS
0,12 0,60 0,50 0,10 0,045     -    0,30      

Don't deny yourself an extra opportunity. Call now or fill out the form to request a free no obligation appointment.