Steel Name Steel Number Chemical composition C% Ni% Cr% Mo% Mn% Si% P% S% N% Ti% 4301 X5 CrNi 18-10 <= 0.07 8.00 - 10.50 17.00 - 19.50 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4306 X2 CrNi 19-11 <= 0.03 10.00 - 12.00 18.00 - 20.00 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4307 X2 CrNi 18-9 <= 0.03 8.00 - 10.00 17.50 - 19.50 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4541 X6 CrNiTi 18-10 <= 0.08 9.00 - 12.00 17.00 - 19.00 - <= 2 <= 1 <= 0.045 <= 0.015 - 5xCmin to 0.70 4401 X5 CrNiMo 17-12-2 <= 0.07 10.00 - 13.00 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4404 X2 CrNiMo 17-12-2 <= 0.03 10.00 - 13.00 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4571 X6 CrNiMoTi 17-12-2 <= 0.08 10.50 - 13.50 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 - 5xCmin to 0.70 4435 X2 CrNiMo 18-14-3 <= 0.03 12.50 - 15.00 17.00 - 19.00 2.50 to 3.00 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4432 X2 CrNiMo 17-12-3 <= 0.03 <= 0.03 10.50 - 13.00 16.50 - 18.50 2.50 to 3.00 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4845 X8 CrNi 25-21 <= 0.10 19.00 - 22.00 24.00 - 26.00 - - <= 2 <= 1.5 <= 0.045 <= 0.030 <= 0.11 - <= 0.030 <= 0.025 4.50 - 6.50 21.00 - 23.00 2.50 to 3.50 1.80 to 2.50 <= 0.040 <= 0.015 <= 2 <= 1.0 <= 0.035 <= 0.015 ≥0.10 to 0.22 - 4828 X15 CrNiSi 20-12 4509 X2 CrTiNb 18 <= 0.20 11.00 - 13.00 19.00 - 21.00 17.50 - 18.50 17.00 - 20.00 - <= 1 1.5 - 2.5 <= 0.045 <= 0.030 <= 0.11 (According to Euronorm EN 10088-2) Tolerances on length Commercial length: 6000 mm +/- 30 mm Fixed length: from 500 mm up to 18000 mm with a tolerance up to –0/+1 mm Tolerance on straightness: 2 mm/m Tolerance on perpendicularity of the cut: +/- 1° Tolerance on quantity: +/- 10% Production norms ASTM A249 - A269 - A270 - A312 - A554 - A778 - A789 - A790 EN 10357 EN 10296 - 2 – 10219 - 2 EN 10217 - 7 – 10312 Executions Welded Brushed Pickled Bright Annealed Annealed and Pickled Polished Grit 180-Grit 400 Inside Polished Mirror Polished According to EN 10217-7 Straightening Eddy Current Test Laser process Pickling Straightening Eddy Current Test Bright Annealing Pickling Straightening Bright annealing Straightening According to EN 10296-2 / 10219-2 HF structural Steel Grades Coil slitting Welding <= 1 <= 1.0 <= 1.0 <= 0.040 <= 0.015 <= 0.03 0.10<= 0.6 0.15<= 0.8 <= 2 4462 X2 CrNiMoN 22-5-3 4521 X2 CrMoTi 18-2 Eddy Current Test Steel Name Steel Number Chemical composition 4301 X5 CrNi 18-10 <= 0.07 8.00 - 10.50 17.00 - 19.50 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4306 X2 CrNi 19-11 <= 0.03 10.00 - 12.00 18.00 - 20.00 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4307 X2 CrNi 18-9 <= 0.03 8.00 - 10.00 17.50 - 19.50 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4541 X6 CrNiTi 18-10 <= 0.08 9.00 - 12.00 17.00 - 19.00 - <= 2 <= 1 <= 0.045 <= 0.015 - 5xCmin to 0.70 4401 X5 CrNiMo 17-12-2 <= 0.07 10.00 - 13.00 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4404 X2 CrNiMo 17-12-2 <= 0.03 10.00 - 13.00 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4571 X6 CrNiMoTi 17-12-2 <= 0.08 10.50 - 13.50 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 - 5xCmin to 0.70 4435 X2 CrNiMo 18-14-3 <= 0.03 12.50 - 15.00 17.00 - 19.00 2.50 to 3.00 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4432 X2 CrNiMo 17-12-3 <= 0.03 <= 0.03 10.50 - 13.00 16.50 - 18.50 2.50 to 3.00 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4845 X8 CrNi 25-21 <= 0.10 19.00 - 22.00 24.00 - 26.00 - - <= 2 <= 1.5 <= 0.045 <= 0.030 <= 0.11 - <= 0.030 <= 0.025 4.50 - 6.50 21.00 - 23.00 2.50 to 3.50 1.80 to 2.50 <= 0.040 <= 0.015 <= 2 <= 1.0 <= 0.035 <= 0.015 ≥0.10 to 0.22 - 4828 X15 CrNiSi 20-12 4509 X2 CrTiNb 18 <= 0.20 11.00 - 13.00 19.00 - 21.00 17.50 - 18.50 17.00 - 20.00 - <= 1 1.5 - 2.5 <= 0.045 <= 0.030 <= 0.11 (According to Euronorm EN 10088-2) Tolerances on length Commercial length: 6000 mm +/- 30 mm Fixed length: from 500 mm up to 18000 mm with a tolerance up to –0/+1 mm Tolerance on straightness: 2 mm/m Tolerance on perpendicularity of the cut: +/- 1° Tolerance on quantity: +/- 10% Production norms ASTM A249 - A269 - A270 - A312 - A554 - A778 - A789 - A790 EN 10357 EN 10296 - 2 – 10219 - 2 EN 10217 - 7 – 10312 Executions Welded Brushed Pickled Bright Annealed Annealed and Pickled Polished Grit 180-Grit 400 Inside Polished Mirror Polished According to EN 10217-7 Straightening Eddy Current Test Laser process Pickling Straightening Eddy Current Test Bright Annealing Pickling Straightening Bright annealing Straightening According to EN 10296-2 / 10219-2 HF structural Steel Grades Coil slitting Welding <= 1 <= 1.0 <= 1.0 <= 0.040 <= 0.015 <= 0.03 0.10<= 0.6 0.15<= 0.8 <= 2 4462 X2 CrNiMoN 22-5-3 4521 X2 CrMoTi 18-2 Steel Name Steel Number Chemical composition C% Ni% Cr% Mo% Mn% Si% P% S% N% Ti% 4301 X5 CrNi 18-10 <= 0.07 8.00 - 10.50 17.00 - 19.50 - <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4306 X2 CrNi 19-11 <= 0.03 10.00 - 12.00 18.00 - 20.00 - <= 2 <= 1 - 4307 X2 CrNi 18-9 <= 0.03 8.00 - 10.00 17.50 - 19.50 - <= 1 - 4541 X6 CrNiTi 18-10 <= 0.08 9.00 - 12.00 17.00 - 19.00 - <= 2 <= 1 <= 0.045 <= 0.015 - 5xCmin to 0.70 4401 X5 CrNiMo 17-12-2 <= 0.07 10.00 - 13.00 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4404 X2 CrNiMo 17-12-2 <= 0.03 10.00 - 13.00 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 - 4571 X6 CrNiMoTi 17-12-2 <= 0.08 10.50 - 13.50 16.50 - 18.50 2.00 to 2.50 <= 2 <= 1 <= 0.045 <= 0.015 - 5xCmin to 0.70 4435 X2 CrNiMo 18-14-3 <= 0.03 12.50 - 15.00 17.00 - 19.00 2.50 to 3.00 <= 2 <= 1 <= 0.045 <= 0.015 <= 0.11 - 4432 X2 CrNiMo 17-12-3 <= 0.03 <= 0.03 10.50 - 13.00 16.50 - 18.50 2.50 to 3.00 <= 2 <= 1 - 4845 X8 CrNi 25-21 <= 0.10 19.00 - 22.00 24.00 - 26.00 - <= 2 <= 1.5 <= 0.045 <= 0.030 <= 0.11 - <= 0.030 <= 0.025 4.50 - 6.50 21.00 - 23.00 2.50 to 3.50 1.80 to 2.50 <= 0.040 <= 0.015 <= 2 <= 1.0 <= 0.035 <= 0.015 ≥0.10 to 0.22 - 4828 X15 CrNiSi 20-12 4509 X2 CrTiNb 18 <= 0.20 11.00 - 13.00 19.00 - 21.00 17.50 - 18.50 17.00 - 20.00 - <= 1 1.5 - 2.5 <= 0.045 <= 0.030 <= 0.11 (According to Euronorm EN 10088-2) Tolerances on length Commercial length: 6000 mm +/- 30 mm Fixed length: from 500 mm up to 18000 mm with a tolerance up to –0/+1 mm Tolerance on straightness: 2 mm/m Tolerance on perpendicularity of the cut: +/- 1° Tolerance on quantity: +/- 10% Production norms ASTM A249 - A269 - A270 - A312 - A554 - A778 - A789 - A790 EN 10357 EN 10296 - 2 – 10219 - 2 EN 10217 - 7 – 10312 Executions Welded Brushed Pickled Bright Annealed Annealed and Pickled Polished Grit 180-Grit 400 Inside Polished Mirror Polished According to EN 10217-7 Straightening Eddy Current Test Laser process Pickling Straightening Eddy Current Test Bright Annealing Pickling Straightening Bright annealing Straightening According to EN 10296-2 / 10219-2 HF structural Steel Grades Coil slitting Welding <= 1 <= 1.0 <= 1.0 <= 0.040 <= 0.015 <= 0.03 0.10<= 0.6 0.15<= 0.8 <= 2 4462 X2 CrNiMoN 22-5-3 4521 X2 CrMoTi 18-2
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