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Automotive WorldwideHigh formability steels for drawing Extract from the product catalogue -European edition   Note: Information contained in this catalogue is subject to change. Please contact our sales team whenever you place an order to ensure that your requirements are fully met. Please contact us if you have a specific requirement that is not included in the range of products and services covered by this catalogue. We are also reachable by the e-mail address [email protected]. ).We are also reachable by the e-mail address automotive. with minimum guaranteed yield strength ArcelorMittal 13: for deep drawing ArcelorMittal 14: for very deep drawing ArcelorMittal 15: for drawing particularly difficult parts requiring performance regularity at high production rates (transfer presses). The range of ArcelorMittal hot rolled mild steels covers the four levels of drawing difficulty listed below: ArcelorMittal 12: for drawing. The range of cold rolled steels has been extended to include the ultra high drawability quality ArcelorMittal 07. ensuring maximum efficiency in the production of the most difficult-to-form parts (body sides.com.7 mm) ® Load floor in ArcelorMittal 54 Extragal® (thickness: 0.request@arcelormittal. both for visible and structural parts. conserving their mechanical properties and their formability over time.   High formability steels for drawing Drawing steels Description This range of non-alloyed mild steels is designed for deep and extra deep drawing applications. These products are used extensively in the automotive industry.7 mm) 2 . etc. tailgates. They are also suitable for class 1 hot dip galvanizing according to the EN 36503 standard. Applications These ArcelorMittal steels are designed for deep and extra deep drawing of visible and structural parts. door liners. These ArcelorMittal steel grades are non-ageing. Door lining in ArcelorMittal 54 Extragal (thickness: 0. The guaranteed low scatter in their mechanical properties ensures optimum productivity in drawing press operations. while remaining compatible with standards. The ArcelorMittal range offers better guarantees than the usual standard-compliant drawing steels. -EG) ArcelorMittal 04 DC04 (+ZE) CR3 (-UNC.-EG) ArcelorMittal 02 ArcelorMittal 03 DC03 (+ZE) CR2 (-UNC.-EG) ArcelorMittal 06 DC06 (+ZE) CR5 (-UNC.Wheel arch in ArcelorMittal 57 Extragal® (thickness: 0.-EG) ArcelorMittal 05 DC05 (+ZE) CR4 (-UNC.-EG) ArcelorMittal 07 DC07 (+ZE)   Euronorms Uncoated (EN 10130 :2006): Steel grade name Electrogalvanized (EN 10152 :2009): Steel grade name +ZE VDA 239-100 Uncoated: Steel grade name-UNC Electrogalvanized: Steel grade name-EG    Hot rolled      Cold rolled 3 .9 mm) Crankcase in ArcelorMittal 57 Extragal® (thickness: 1 mm) Designation and standard   ArcelorMittal 01 Euronorms VDA 239-100 DC01 (+ZE) CR1 (-UNC. 19  ArcelorMittal 05 140 -180 270 -330 ≥ 40 ≥ 1.3 ≥ 0.  Euronorms VDA 239-100 DX51D (+Z.-ZM) ArcelorMittal 56 DX56D (+Z.-ZM) ArcelorMittal 57 DX57D (+Z. ensuring consistent behavior during secondary processing.3 ≥ 0.-GI) ArcelorMittal 15 ArcelorMittal 16   Euronorms Uncoated (EN 10111 :2008): Steel grade name VDA 239-100 Uncoated: Steel grade name-UNC Extragal®: Steel grade name-GI    Hot rolled      Cold rolled While the ArcelorMittal grades conform perfectly well to the indicated EN standards.65 √S0 (mm) th ≥ 3 mm r n ≥ 34 ≥ 1.-GA.-GA.3 ≥ 0. +ZF) ArcelorMittal 51 ArcelorMittal 52 DX52D (+Z.8 ≥ 0.-GA.19  ArcelorMittal 56 140 -180 270 -330 ≥ 40 ≥ 1.17  ArcelorMittal 54 160 -200 280 -340 ≥ 38 ≥ 1.-GA) ArcelorMittal 53 DX53D (+Z.21  ArcelorMittal 06 120 -160 270 -330 ≥ 42 ≥ 2. +ZF.5 ≥ 0.-ZM) ArcelorMittal 54 DX54D (+Z.17 280 -340 ≥ 38 ≥ 1.8 ≥ 0. +ZM) CR4 (-GI. +ZF. The above indicative tables summarize the European and VDA standards corresponding to the ArcelorMittal product range.21 4 . +ZF) CR1 (-GI.9 ≥ 0.16  ArcelorMittal 53 180 -230 280 -360 ≥ 34 ≥ 1. +ZF. ArcelorMittal grades generally offer tighter mechanical properties (see table below).16 ≥ 34 ≥ 1.-ZM)   Euronorms Galvannealed (EN 10346 :2015): Steel grade name +ZF Extragal®/Ultragal® for visible parts (EN 10346 :2015): Steel grade name +Z Zagnelis® (EN 10346 :2015): Steel grade name +ZM VDA 239-100 Galvannealed: Steel grade name-GA Extragal®/Ultragal® for visible parts: Steel grade name-GI Zagnelis®: Steel grade name-ZM    Hot rolled      Cold rolled   Euronorms ArcelorMittal 11 DD11 ArcelorMittal 12 DD12 ArcelorMittal 13 DD13 ArcelorMittal 14 DD14 VDA 239-100 HR2 (-UNC. +ZM) CR5 (-GI. Mechanical properties Guaranteed for uncoated sheet in the transverse direction YS (MPa) UTS (MPa) ef (%) L0 = 80 mm th < 3 mm  ArcelorMittal 01 140 -280 270 -400 ≥ 28  ArcelorMittal 02 140 -240 270 -360  ArcelorMittal 03 180 -230 280 -360  ArcelorMittal 04 160 -200   Ef (%) L0 = 5. +ZM) CR2 (-GI.3 ≥ 0. +ZM) CR3 (-GI.24  ArcelorMittal 51 140 -280 270 -400 ≥ 28  ArcelorMittal 52 140 -240 270 -360 ≥ 34 ≥ 1. Technical characteristics These ArcelorMittal steels have high drawability as a result of the tight margins in their chemical composition and mechanical properties. +ZF.9 ≥ 0.2 ≥ 0.22  ArcelorMittal 07 100 -140 250 -310 ≥ 44 ≥ 2.-GA. 10 ArcelorMittal 03 0.100 0.03 ArcelorMittal 07 0.080 0.50 0.010 0. Microstructure of ArcelorMittal 56 (IF-Ti B type metallurgy) Chemical composition (%)     C Max Mn Max Si Max ArcelorMittal 01 0. ArcelorMittal 57 for skin parts has a guaranteed yield strength of 130 to 170 MPa instead of 120 to 160 MPa. resulting in a loss of 0.03 ArcelorMittal 14 0.   ArcelorMittal 57 120 -160 270 -330 ≥ 42  ArcelorMittal 11 170 -360 275 -440 ≥ 24 ≥ 28 ≥ 2. Please consult us for more information.25 0.010 0.10 ArcelorMittal 06 0.10 ArcelorMittal 05 0.080 0.10 ArcelorMittal 57 0.40 0.7 mm or less.50 0.100 0.10 ArcelorMittal 54 0.22    Hot rolled      Cold rolled The n.100 0.03 ArcelorMittal 15 0.10 ArcelorMittal 52 0.03 ArcelorMittal 11 0.50 0.50 0.080 0.100 0.03 ArcelorMittal 16 0.10 ArcelorMittal 56 0.50 0.080 0.100 0.35 0.35 0.060 0.50 0.25 0.080 0.30 0.25 0.03 ArcelorMittal 13 0.10 ArcelorMittal 53 0. Interstitial-free (IF) metallurgy is systematically used to produce ArcelorMittal 06 and 07.50 0.080 0.080 0.35 0.010 0. This type of metallurgy is also required for the ® hot-dip coated (Extragal and Galvannealed) versions of ArcelorMittal 54 and 56.30 0.03 ArcelorMittal 51 0. the minimum guaranteed fracture elongation values should be reduced by 2 units.100 0.100 0.060 0.03 ArcelorMittal 12 0.2  ArcelorMittal 12 200 -330 300 -420 ≥ 27 ≥ 32  ArcelorMittal 13 200 -330 300 -400 ≥ 29 ≥ 34  ArcelorMittal 14 220 -280 320 -370 ≥ 33 ≥ 37  ArcelorMittal 15 180 -270 270 -350 ≥ 33 ≥ 40  ArcelorMittal 16 180 -260 270 -350 ≥ 33 ≥ 40 ≥ 0.10 ArcelorMittal 02 0. r and elongation guarantees are reduced slightly with Galvannealed coating.3 in the r coefficient and about 2% in elongation.35 0. For products with a thickness of 0.03    Hot rolled      Cold rolled 5 .50 0.50 0.10 ArcelorMittal 04 0. 0 mm) Welding 6 .Available coatings and surface finishes   Uncoated ElectrogalvanizedGalvannealed Extragal® ArcelorMittal 01 X X ArcelorMittal 02 X X ArcelorMittal 03 X X ArcelorMittal 04 XX XX ArcelorMittal 05 XX XX ArcelorMittal 06 XX XX ArcelorMittal 07 XX XX Ultragal® Zagnelis® ArcelorMittal 51 X X ArcelorMittal 52 X XX ArcelorMittal 53 X XX ArcelorMittal 54 XX XX XX X ArcelorMittal 56 XX XX XX X ArcelorMittal 57 X XX XX X ArcelorMittal 11 X ArcelorMittal 12 X ArcelorMittal 13 X ArcelorMittal 14 X ArcelorMittal 15 X ArcelorMittal 16 X X X X    Hot rolled      Cold rolled X available -XX available in visible part quality Recommendations for use and secondary processing Forming This family of ArcelorMittal steels has high and even very high drawability in all deformation modes (low yield strength and high ductility and normal strain ratio). Forming limit curves can be used to define the maximum strains without necking for different deformation paths. generating cost savings. Examples of forming limit curves calculated for cold rolled steels in the ArcelorMittal 03 to 07 range (thickness: 1. They can be used to manufacture complex parts incorporating several functions. 5 mm) ® 1.   Welding range (kA) ArcelorMittal 03 Electrogalvanized (thickness: 0. The chemical composition of ArcelorMittal steels supports all welding processes without pre-or post-treatment. Wöhler curves for ArcelorMittal steels (cold rolled) ArcelorMittal can provide a full data base with fatigue performance values for the ArcelorMittal range of products.1. © ArcelorMittal | Last update: 08-01-2016 7 .Resistance spot welding The table below gives examples of resistance spot welding parameters for ArcelorMittal products.8 mm) 1. The curves plot maximum stress versus number of cycles to failure.75 mm) 2. The resistance spot weldability of hot rolled ArcelorMittal products is similar to that of cold rolled products of the same grade (C/Mn). Filler materials recommended for arc welding   Encased Electrode (SMAW) Esab OK 48. ArcelorMittal can provide technical assistance in adjusting the welding parameters for any product in the ArcelorMittal range.8 ArcelorMittal 14 (thickness: 2.0 ArcelorMittal 54 Extragal (thickness: 1.5 mm)    Hot rolled      Cold rolled 3.51 OK Tubrod 14. Fatigue strength Fatigue strength can be expressed as an endurance limit (maximum stress). The table below gives welding recommendations for different arc welding processes.00 SAF Safer MF48 Gaz with fuse wire (GMAW and FCAW) OK Autrob 12.7 ArcelorMittal 05 Electrogalvanized (thickness: 0. Examples of Wöhler curves for a variety ArcelorMittal steels are shown in the graph below.8 mm) 1. They are calculated for a tension-tension loading ratio of R=0.0 Arc welding The electric arc weldability of ArcelorMittal steels is similar to that of the equivalent C and Mn structural steels. determined according to the ISO 18278-2 standard.02 Nertalic 70 S Flux (SAW) Flux AS50 Wire AS26 Based on its long shop-floor experience in resistance spot welding and arc welding characterization of its products.9 ArcelorMittal 06 Electrogalvanized (thickness: 0.