Docol 900M Martensitic Steels (MS) DescriptionDocol 900M martensitic steel helps to improve crash-resistance and provides a reliable guarantee for lightweight design and cost-effective production in the automotive industry. Docol is one of the cold-rolled high-strength steels on the market a
Docol 900M martensitic steel helps to improve crash-resistance and provides a reliable guarantee for lightweight design and cost-effective production in the automotive industry. Docol is one of the cold-rolled high-strength steels on the market and has become an ideal material for applications in the automotive industry such as side collision beams, bumpers and structural parts.
Mechanical Properties
Steel Grade | Standard | Plating | Test Direction |
Yield Strength Rp0.2 (MPa) |
Tensile Strength Rm (MPa) |
Extension Rate A80 (min %) |
90° Bending Inside Diameter |
Docol CR700Y 900T-MS |
SSAB |
UC,EG |
L |
700-1000 |
900-1100 |
3 |
3.0xt |
Chemical Composition
C (max %) |
Si (max %) |
Mn (max %) |
P (max %) |
S (max %) |
Al (min %) |
Nb+Ti (max %) |
0.08 |
0.40 |
0.24 |
0.025 |
0.010 |
0.015 |
0.10 |
Plating
Plating Type | Plating Grade | Standard |
Single-sided coating quality, single-point test(g/m2) |
Single side thickness, for reference only (μm) |
EG |
ZE25/25 |
EN 10152 |
12- |
1.7- |
EG |
ZE25/50 |
EN 10152 |
29- |
4.1- |
EG |
ZE25/75 |
EN 10152 |
47- |
6.6- |
EG |
ZE25/100 |
EN 10152 |
65- |
9.1- |
-