Classic cold rolled strip & special deep drawing grades

Standards DIN EN 10139:2016          
Grades(1)   DC 01 DC 03 DC 04 DC 05 DC 06 DC 07

Chemical cast analysis
[Maximum values in weight %]
acc. to DIN EN 10139:2016

C (max) 0.120 0.100 0.080 0.060 0.020 0.010
Mn (max) 0.600 0.450 0.400 0.350 0.250 0.200
P (max) 0.045 0.035 0.030 0.025 0.020 0.020
S (max) 0.045 0.035 0.030 0.025 0.020 0.020
Ti (max)         0.300 0.200
Strip thicknesses [mm]
Delivery conditions
LC 0.20 - 5.20 0.20 - 2.00
C340 0.20 - 5.00      
C390 - C440 0.20 - 5.80      
C490 0.20 - 5.40      
C590 0.20 - 4.00      
C690 0.20 - 2.80          
Strip widths (mm)
Delivery conditions
LC - C340 4 - 810(2)
C390 - C690 4 - 810(2)      
Mechanical properties Acc. to DIN EN 10139, Table 1 and special agreement
Surfaces (appearance + finish) MA with finish RR, RM, RL  
MB(3) with finish RL, RM    
MC (LC) with finish RN for thickness = 0.4 - 2.0 mm; width = max. 450 mm
Dimensional tolerances Acc. to DIN EN 10140 and special agreement  
Delivery forms Coils and cut lengths    
Specialities with little earing on request   
(1) = Special analysis on request  (2) = Maximum width only for NK  (3) = MB for thicknesses 0.2 - 2.0 mm, thicker dimensions on request

 

Micro-alloyed cold rolled steel strip

with high yield point for cold forming.

Standards DIN EN 10268:2013      
Grades   HC260LA HC300LA HC340LA HC380LA HC420LA HC460LA HC500LA
Chemical cast analysis
[Values in weight %]
acc. to DIN EN 10268:2013
C    (max) 0.100 0.120 0.120 0.120 0.140 0.140 0.140
Si   (max) 0.500 0.500 0.500 0.500 0.500 0.600 0.600
Mn (max) 1.000 1.400 1.500 1.600 1.600 1.800 1.800
P    (max) 0.030 0.030 0.030 0.030 0.030 0.030 0.030
S    (max) 0.025 0.025 0.025 0.025 0.025 0.025 0.025
Al   (min) 0.015 0.015 0.015 0.015 0.015 0.015 0.015
Ti   (max) 0.150 0.150 0.150 0.150 0.150 0.150 0.150
Nb (max) 0.090 0.090 0.090 0.090 0.090 0.090 0.090
Strip thicknesses [mm] 0.20 - 5.20
Strip widths [mm] 4 - 810(2)
Mechanical properties in LC            
Tensile strength Rm [MPa] Longitudinal
testing
340 - 420 370 - 470 400 - 500 430 - 550 460 - 580 480 - 630 520 - 690
Yield strength Rp0,2 [MPa] 240 - 310 280 - 360 320 - 410 350 - 450 390 - 500 420 - 560 460 - 600
Elongation A80 [%] min. 27 min. 24 min. 22 min. 20 min. 18 min. 14 min. 13
Surfaces
(appearance + finish)
MA with finish RR; RM; RL acc. to DIN EN 10139
MB(1) with finish RL; RM acc. to DIN EN 10139
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils and cut lengths   
Specialities Tolerance range for mechanical properties can be reduced further if necessary.
Measuring on longitudinal test specimen preferred, transverse testing by agreement.
(1) = MB for thicknesses 0.2 - 2.0 mm, thicker dimensions on request (2) = Maximum width only for NK

 

High strength micro-alloyed fine-grain steels

Special Grades RiWi 600 – RiWi 1400

Standards   Not standardised -> (based on DIN EN 10268:2013)
Grades   Possible grades: RiWi 600 - RiWi 1400
Chemical cast analysis   Chemical analysis based on DIN EN 10268:2013. modified
Strip thicknesses [mm]   0.80 - 5.50(1)
Strip widths [mm]   4 - 810(2)
Grades   RiWi 600 RiWi 700 RiWi 800 RiWi 900 RiWi 1000 RiWi 1100 RiWi 1400
Tensile strength Rm [MPa] Longitudinal
testing
630 - 780 730 - 880 830 - 980 920 - 1070 1020 - 1170 1110 - 1260 1410 - 1560
Yield strength Rp0,2 [MPa] 600 - 720 700 - 820 800 - 920 900 - 1020 1000 - 1150 1100 - 1250 1400 - 1550
Elongation A80 [%] min. 10 min. 10 min. 9 min. 7 min. 5 min. 3  
Surfaces
(appearance + finish)
  MA, MB(3)  with finish RL; (RM) acc. to DIN EN 10139
Dimensional tolerances   Acc. to DIN EN 10140 and special agreement
Delivery forms   Coils and cut lengths
Specialities   Intermediary grades on request
(1) = Other thicknesses on request (2) = Maximum width only for NK (3) = MB for thicknesses 0.2 - 2.0 mm, thicker dimensions on request

Case hardening steels

Standards DIN EN 10132-2:2000 and special analysis
Grades   C10E C15E 16MnCr5 17Cr3
Chemical cast analysis
[Values in weight %]
acc. to DIN EN 10132-2:2000
C 0.070 - 0.130 0.120 - 0.180 0.140 - 0.190 0.140- 0.200
Si max. 0.400 max. 0.400 max. 0.400 max. 0.400
Mn 0.300 - 0.600 0.300 - 0.600 1.000 - 1.300 0.600 - 0.900
P max. 0.035 max. 0.035 max. 0.035 max. 0.035
S max. 0.035 max. 0.035 max. 0.035 max. 0.035
Cr max. 0.400 max. 0.400 0.800 - 1.100 0.700 - 1.000
Strip thicknesses [mm] Delivery condition LC, (A): 0.20 - 5.20; Delivery condition CR: 0.20 - 5.50
Strip widths [mm] 4  - 810(2)
Delivery conditions LC; A; CR
Mechanical properties for delivery condition LC
and logitudinal testing:
         
Tensile strength Rm [MPa]   max. 430 max. 450 max. 550 max. 550
Yield strength Rp0,2 [MPa]   max. 345 max. 360 max. 420 max. 420
Elongation A80 [%]   min. 26% min. 25% min. 21% min. 21%
Hardness [HV]   max. 135 max. 140 max. 170 max. 170
Surfaces (appearance + finish) MA with finish RR, RM, RL acc. to DIN EN 10139
MB(1) with finish RL, RM acc.to DIN EN 10139
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils and cut lengths
(1) = MB for thicknesses 0.2 - 2.0 mm, thicker dimensions on request (2) = Maximum width only for NK

 

Soft magnetic steels

Standards Based on DIN EN 17405:1979
Grades   RFe 40 RFe 60 RFe 80 RFe 100 RFe 120
Chemical cast analysis
[Values in weight %]
acc. to DIN 17405:1979
C max. 0.030
Si max. 0.050
Mn max. 0.300
P max. 0.025 max. 0.030
S max. 0.015 max. 0.035
Al max. 0.100
Strip thicknesses [mm] 0.30 - 4.70
Strip widths [mm] 4 - 620 (2)
Delivery conditions CR
Magnetic properties:
Coercive field strenght HC [A/m]
  max. 40 max. 60 max. 80 max. 100 max. 120
Surfaces (appearance + finish) MA, MB(1) with finish RL acc. to DIN EN 10139
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils and cut lengths
Specialities a) No minimum Al-content demanded
b) RFe 20 available on special agreement
(1) = MB for thicknesses 0.3 - 2.0 mm, thicker dimensions on request (2) = Maximum width only for NK

 

Construction steels

Standards DIN 1623:2009
Grades   S215G (St 37-3 G) S245G (St 44-3 G) S325G (St 52-3 G)
Chemical cast analysis
[Values in weight %]
acc. to DIN EN 1623:2009
C max. 0.180 max. 0.200
Si - - max. 0.550
Mn max. 1.500 max. 1.600
P max. 0.030
S max. 0.025
Strip thicknesses [mm]   0.20 - 5.20
Strip widths [mm]   4 - 810 (2)
Delivery conditions   LC; CR
Mechanical properties for delivery condition LC and longitudinal testing:
Tensile strength Rm [MPa]
Yield strength Rp0,2 [MPa]
Elongation A80 [%]
 

360 - 510
min. 215
min. 20


430 - 580
min. 245
min. 18


510 - 680
min. 325
min. 16
Surfaces (appearance + finish) MA with finish RR, RM, RL
MB (1) with finish RL, RM
MC (LC) on request
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils and cut lengths
Specialities Roll hardened condition (CR) available on request
(1) = MB for thicknesses 0.5 - 2.0 mm, thicker dimensions on request (2) = Maximum width only for NK

Tempering steels, boron-alloyed steels

Standards DIN EN 10132-3:2000, boron-alloyed steel based on DIN EN 10083-3:2007
Grades Tempering steels: C22E, C30E, C35E, C40E, C45E, C50E, C55E, C60E,
25Mn4, 25CrMo4, 34CrMo4, 42CrMo4 and similar

Boron-alloyed steels: 20MnB5, 30MnB5, 27MnCrB5 and similar
Chemical cast analysis
[Values in weight %]
Based on DIN EN 10132-3:2000 and DIN EN 10083-3 and special analysis
Strip thicknesses [mm] 0.20 - 5.20
Strip widths [mm] 4 - 810 (2)
Delivery conditions LC; A; CR; AC; QT
Mechanical properties: Tempering steels: Standard values for Rm, Re, A80;
Hardness acc. to DIN EN 10132-3, table 3.
Special agreements for particular working- and forming properties after consultation.

Boron-alloyed steels: Mechanical values upon agreement
Surfaces (appearance + finish) MA with finish RR, RM, RL acc. to DIN EN 10139
MB(1) with finish RL, RM acc. to DIN EN 10139
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils and cut lengths
Specialities Suitable for hardening. Also available in special deep drawing condition.
(1) = MB for thicknesses 0.2 - 2.0 mm, thicker dimensions on request (2) = Maximum width only for NK

Spring steels

Standards DIN EN 10132-4:2003
Grades C55S; C60S, C67S, C75S, C85S, C90S, C100S, 51CrV4, 58CrV4, 75Cr1, 75Ni8, 80CrV2, 102Cr6 and similar
Chemical cast analysis
[Values in weight %]
Based on DIN EN 10132-4:2003 and special analysis
Strip thicknesses [mm] 0.20 - 5.20
Strip widths [mm] 4 - 810 (2)
Delivery conditions LC; A; CR; AC; QT
Mechanical properties: Standard values for Rm, Re, A80; Hardness acc. to DIN EN 10132-4, table 3.
Special agreements for particular working- and forming properties after consultation.
Surfaces (appearance + finish) MA with finish RR, RM, RL acc. to DIN EN 10139
MB(1) with finish RL, RM acc. to DIN EN 10139
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils and cut lengths
Specialities Best formability, ~100% spheroidisation, very good fine blanking properties attainable through selective production processes.
(1) = MB for thicknesses 0.2 - 2.0 mm, thicker dimensions on request (2) = Maximum width only for NK

Quenched and tempered steels

Standards DIN EN 10132-3:2000 + -4:2003; Boron-alloyed steels based on DIN EN 10083-3:2007
Grades Tempering steels/ Spring steels/ Boron-alloyed steels: C35E, C45E, C55S, C60S, C67S, C75S, C85S, C90S, C100S, 51CrV4, 58CrV4, 68CrNiMo33, 75Cr1, 75Ni8, 80CrV2, 102Cr6, 25CrMo4, 27MnCrB5-2, 30MnB5, 34CrMo4, 42CrMo4 and similar
Chemical cast analysis
[Values in weight %]
Based on DIN EN 10132-3+4 and DIN EN 10083-3 respectively also special analysis
Strip thicknesses [mm] (1) Martensit: 0.30 - 5.10 Bainit: 0.50 - 4.00   
Strip widths [mm] (2) (3) Martensit: 35 - 720 Bainit: 24 - 650  
Delivery conditions a) QT - quenched and tempered with martensite structure
b) QB - hardened with bainite / intermediate structure
c) QBe - hardened with bainite structure with deliberately decarbonised surface
Mechanical properties (1)
Hardness range/ Range of tensile strengths
Martensite:


Bainite:
Spring steels
Tempering steels
Boron-alloyed steels
Tempering-/ Spring steels
Hardness 30 - 54 HRC
Hardness 30 - 48 HRC
Hardness 30 - 44 HRC
Rm = 800 - 1.500 MPa
Surfaces (appearance + finish) Bright, grey-blue, yellow tempered, brush-polished, ground
Edge conditions GK - slit edges, NK - mill or as rolled edges, SK - special edges (machined or edge-rolled)
Dimensional tolerances General tolerances:
Strip width tolerances:
acc. to DIN EN 10140 and special agreement
acc. to special agreement only
Flatness Usually max. 1.0 µm/mm width for martensitic tempered spring steels
with C-contents of 0.67 - 1.00 %,
max. 1.5 - 2.0 µm/mm width for boron-alloyed grades and tempering steels.
For the bainitic condition acc. to special agreement only.
Delivery forms Coils and cut lengths
Cut to length dimensions (2) Width 80 - 720 mm Length: 400 - 4.000 mm
Specialities Hardening of low carbon steel with very good flatness values.
Hardening of extreme cross-sections with especially wide and thick dimensions.
Hardened into intermediate structure with in-line decarbonisation for special applications.
(1) = Variations depending on grade and dimension to be taken into account (2) = Further dimensions upon agreement
(3) = Strip width < 35 mm only available in slit-after-hardening condition.

Strap strip & base material

for the production of strapping strip

Grades Special grades
Strip thicknesses [mm] 0.20 - 1.00
Strip widths [mm] 4.0 - 810
Delivery conditions CR
Mechanical properties Acc. to special agreement
Surfaces MA with finish RL
Dimensional tolerances Acc. to DIN EN 10140 and special agreement
Delivery forms Coils
Specialities It is the base material for the production of strapping strip.