01c22e35

 Quality According to standards Number C22E EN 10083-2: 2006 1.1151 Cr% max 0,40 Technical card Lucefin Group Chemical composition C% Si% Mn% P% S% max max max 0,17-0,24 0,40 0,40-0,70 0,030 0,035 ± 0.02 + 0.03 ± 0.04 + 0.005 + 0.005 Cr+Mo+Ni max 0.63% C22R n° 1.1149 S% 0.020-0.040 product deviation + 0.005 Mo% max 0,10 Ni% max 0,40 Product deviation are allowed Temperature °C Hot-forming 1150-850 Soft annealing 700 air (HB max 170) Normalizing 890-920 air Isothermal annealing 880 furnace cooling to 650, then air (HB max 160) Quenching 880 water Natural state (HB max 185) Quenching 900 oil or polymer End quench hardenability test Tempering 550-660 air Pre-heating welding not demanded AC1 AC3 730 840 Stress-relieving 50° under the temperature of tempering Stress-relieving after welding slow cooling MS Mf 440 220 Mechanical and physical properties Hot-rolled mechanical properties in normalized condition EN 10083-2: 2006 size d / t Testing at room temperature (longitudinal) mm R Re a) A% C% 2 2 from to N/mmmin N/mmmin. min. min. 16/16 430 240 24 16/16 100/100 410 210 25 d = diameter t = thickness Kv J min. HB min 128 122 Hot-rolled mechanical properties in quenched and tempered condition EN 10083-2: 2006 size d / t Testing at room temperature (longitudinal) mm R Re a) A% C% Kv from to N/mm2 N/mm2 min min. min. J min 16/8 500-650 340 20 50 16/8 40/20 470-620 290 22 50 50 a) Re upper yield strength or, if no yield phenomenon occurs, Rp 0.2 has to be considered d = diameter t = thickness HB for information 152-200 141-190 Table of tempering values obtained at room temperature on rounds of Ø 30 mm after quenching at 880 °C in water HB 198 178 172 159 154 R N/mm2 640 600 580 550 510 Rp 0.2 N/mm2 390 370 350 320 300 A % 18 20 20 20 20 Z % 45 50 52 58 60 Tempering at °C 450 500 550 600 650 Cold-drawn in its natural state HB 210 Hot-rolled in its natural state HB 180 X100 ferrite – pearlite X100 ferrite – pearlite C22E 070M20 BS 970 pt.3: 1991. Use only as reference Cold-drawn +C Values valid also for +C+SL size Lucefin Group mm R Rp 0.2 2 from to N/mm min N/mm2 min 6 13 560 420 13 16 530 390 16 40 490 340 40 63 480 290 63 76 450 280 Lucefin Group HB min 162 156 149 146 135 A% min 10 12 12 13 14 Forged normalized EN 10250-2: 2001 size Testing at room temperature (longitudinal) mm R Re a) A% L A% T A% Q KvL from to N/mm2 min N/mm2 min min min min J min 100 410 210 25 a) Re upper yield strength or, if no yield phenomenon occurs, Rp 0.2 has to be considered d = diameter t = thickness Kv T J min HB min 122 Hardness test HRC Use only as reference; no indications from reference standards mm distance from quenched extremity 1 2 3 4 5 6 7 8 9 10 11 min max 35 35 34 30 27 13 15 20 25 30 Temperature Testing at °C 20 100 200 300 400 500 600 700 Mod. of elasticity GPa E long. G tang. 210 80 Thermal expansion 450 10-6 ● K-1 12.25 13.10 13.73 14.28 14.79 15.06 15.37 500 600 Heat treatment Temperature (+ …°C) - min. values 20 200 300 350 400 +U 267 +QT 279 +U 0.13 +QT 0.13 +U 580 +QT 613 +U 561 +QT 700 +U - 0.08 +QT - 0.09 +U 1.30 +QT 0.49 +U - 0.65 +QT - 0.69 +U natural +QT quenched and tempered Data under fatigue Cyclic yield strength, σ y’ N/mm2 low cycle fatigue Cyclic strength exponent, n’ low cycle fatigue Cyclic strength coefficient, K ’ N/mm2 low cycle fatigue Fatigue strength coefficient, σ f ’ N/mm2 low cycle fatigue Fatigue strength exponent, b low cycle fatigue Fatigue ductility coefficient, g f ’ low cycle fatigue Fatigue ductility exponent, c low cycle fatigue RUSSIA GOST 20 USA AISI/SAE 1020 EUROPE EN C22E ITALY UNI C20 CHINA GB 20 GERMANY DIN Ck22 FRANCE AFNOR U.K. B.S. XC18 070M20