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Hot aluminised sheet

Grades and properties

Mild steel grades

Aluminium-silicon coated mild steel strip and sheet with aluminium - silicon coatings (AS), DIN EN 10346, mild steels for cold forming

Bezeichnung nachMechanische EigenschaftenChemische Zusammensetzung
EN 10346EN 10027-2 
Material-Nr.
Symbol for
the type of
hot dip
coating
Thyssen 
Prospekt 
06/96
Re
[N/mm²]
Rm
[N/mm²]
A80 min.
[%]
r
min.
n
[%] 
min.
C
[%]
max.
Si
[%]
max.
Mn
[%]
max.
P
[%]
max.
S
[%]
max.
Ti
[%]
max.
DX51D 1.0226 +AS Grade A 270 – 500 22 0,18 0,50 1,20 0,12 0,045 0,30
DX52D 1.0350 +AS Grade Bg 140 – 300 270 – 420 26 0,12 0,50 0,60 0,10 0,045 0,30
DX53D 1.0355 +AS Grade C 140 – 260 270 – 380 30 0,12 0,50 0,60 0,10 0,045 0,30
DX54D 1.0306 +AS Grade D 120 – 220 260 – 350 34 1,4 0,18 0,12 0,50 0,60 0,10 0,045 0,30
DX55D 1.0309 +AS Grade T 140 – 240 270 – 370 30 0,12 0,50 0,60 0,10 0,045 0,30
DX56D 1.0322 +AS 120 – 180 260 – 350 39 1,7 0,20 0,12 0,50 0,60 0,10 0,045 0,30
DX57D 1.0853 +AS 120 – 170 260 – 350 41 1,9 0,21 0,12 0,50 0,60 0,10 0,045 0,30

Micro-alloyed grades

continuous hot-dip galvanised high yield strength steel strip and sheet for cold forming, DIN EN 10346

Designation toMechanical propertiesChemical composition
EN 10346EN 10027-2 
Material-Nr.
Symbol for
the type of
hot dip
coating
Re
[N/mm²]
across
BH2
[N/mm²]
across
min.
Rm
[N/mm²]
across
A80min.
[%]
across
r
quer
min.
n
quer
min.
C
[%]
max.
Si
[%]
max.
Mn
[%]
max
P
[%]
max.
S
[%]
max.
Al
[%]
Ti
[%]
max.
Nb
[%]
max.
HX160YD 1.0910 +AS 160 to 220 300 to 360 37 1,9 0,20 0,01 0,15 0,70 0,06 0,025 = 0,10 0,12 0,09
HX180YD 1.0921 +AS 180 to 240 340 to 400 34 1,7 0,18 0,01 0,15 0,70 0,06 0,025 = 0,10 0,12 0,09
HX180BD 1.0914 +AS 180 to 240 35 300 to 360 34 1,5 0,16 0,04 0,50 0,70 0,06 0,025 = 0,10 0,12 0,09
HX220YD 1.0923 +AS 220 to 280 340 to 410 32 1,5 0,17 0,01 0,10 0,90 0,08 0,025 = 0,10 0,12 0,09
HX220PD* 1.0358 +AS 220 to 280 340 to 400 32 1,3 0,15 0,06 0,50 0,70 0,08 0,025 = 0,02
HX220BD 1.0919 +AS 220 to 280 35 340 to 400 32 1,2 0,15 0,06 0,50 0,70 0,08 0,025 = 0,10 0,12 0,09
HX260YD 1.0926 +AS 260 to 320 380 to 440 30 1,4 0,16 0,01 0,10 1,60 0,10 0,025 = 0,10 0,12 0,09
HX260PD* 1.0431 +AS 260 to 320 380 to 440 28 0,11 0,50 0,70 0,10 0,025 = 0,02
HX260BD 1.0924 +AS 260 to 320 35 360 to 440 28 0,11 0,50 0,70 0,10 0,025 = 0,10 0,12 0,09
HX260LAD 1.0929 +AS 260 to 330 350 to 430 26 0,11 0,50 0,60 0,025 0,025 = 0,015 0,15 0,09
HX300PD* 1.0443 +AS 300 to 360 400 to 480 26 0,11 0,50 0,70 0,12 0,025 = 0,02
HX300YD 1.0927 +AS 300 to 360 390 to 470 27 1,3 0,15 0,01 0,30 1,30 0,10 0,025 = 0,10 0,12 0,09
HX300BD 1.0930 +AS 300 to 360 35 400 to 480 26 0,11 0,50 0,80 0,12 0,025 = 0,10 0,12 0,09
HX300LAD 1.0932 +AS 300 to 380 380 to 480 23 0,11 0,50 1,00 0,030 0,025 = 0,015 0,15 0,09
HX340LAD 1.0933 +AS 340 to 420 410 to 510 21 0,11 0,50 1,00 0,030 0,025 = 0,015 0,15 0,09
HX380LAD 1.0934 +AS 380 to 480 440 to 560 19 0,11 0,50 1,40 0,030 0,025 = 0,015 0,15 0,09
HX420LAD 1.0935 +AS 420 to 520 470 to 590 17 0,11 0,50 1,40 0,030 0,025 = 0,015 0,15 0,09
HX460LAD 1.0990 +AS 460 to 560 500 to 640 15 0,15 0,50 1,70 0,030 0,025 = 0,015 0,15 0,09
HX500LAD 1.0991 +AS 500 to 620 530 to 690 13 0,15 0,50 1,70 0,030 0,025 = 0,015 0,15 0,09

B bake hardening; P phosphorous alloyed; Y Interstitial free (IF-Steel); LA Low alloy (micro-alloyed)
* Grade not included in the latest norm (formerly: DIN EN 10292:2000)

Structural steels

continuous hot dip refined structural steel strip and sheet with aluminium - silicon coatings (AS), DIN EN 10346, structural steels

Designation toMechanical propertiesChemical composition
EN 10346EN 10027-2 
Material-Nr.
Symbol for
the type of
hot dip
coating
Thyssen 
Prospekt 
06/96
Re
[N/mm²]
min.
Rm
[N/mm²]
min.
A80min.
[%]
C
[%]
max.
Si
[%]
max.
Mn
[%]
max.
P
[%]
max.
S
[%]
max.
S250GD 1.0242 + AS L-250 Al 250 330 19 0,20 0,60 1,70 0,10 0,045
S280GD 1.0244 + AS M-280 Al 280 360 18 0,20 0,60 1,70 0,10 0,045
S320GD 1.0250 + AS N-320 Al 320 390 17 0,20 0,60 1,70 0,10 0,045
S350GD 1.0529 + AS O-320 Al 350 420 16 0,20 0,60 1,70 0,10 0,045
Type of hot dip coating
AS Aluminium silicon alloy with a silicon content of 8-11%

 

Surface treatment
A Imperfections and small surface flaws can be present
B Cold re-rolled, improved surface, small imperfections can be present
C Cold re-rolled, best surface

After treatment (Surface protection)

C Chemically passivated
O Oiled
CO Chemically passivated and oiled
S Sealed
U Untreated surface
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