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    EN 10269 Mechanical Properties

    Mechanical Properties at Room Temperature (20°C) for EN 10269 Bolting Material Grades

    Find the complete mechanical properties at room temperature for EN 10269 steels and nickel alloys. This includes minimum values for 0.2% proof strength (Rp0.2), tensile strength (Rm), elongation after fracture (A), reduction of area (Z), and impact energy (KV2).

    Mechanical properties at Room Temperature

    Mechanical properties at room temperature for delivery conditions normally applied for further processing

    Material designation Heat treatment condition a,b Hardness HBW max. Tensile strength Rm MPa max. Reduction in area Z % min.
    Name Number
    20MnB4 1.5525 +AC - 520 64
    23MnB4 1.5535 +AC - 520 64
    23MnB3 1.5507 +AC - 520 64
    35B2 1.5511 +AC - 570 62
    25CrMo4 1.7218 +S 255 - -
    +A 212 - -
    +AC - 580 59
    42CrMo4 1.7225 +S 255 - -
    +A 241 - -
    +AC - 630 57
    42CrMo5-6 1.7233 +S 255 - -
    +A 241 - -
    40CrMoV4-6 1.7711 +A 241 - -
    21CrMoV5-7 1.7709 +S 255 - -
    +AC 229 - -
    34CrNiMo6 1.6582 +A 255 - -
    30CrNiMo8 1.6580 +A 255 - -
    X22CrMoV12-1 1.4923 +A 302 - -
    X12CrNiMoV12-3 1.4938 +A 311 - -
    X19CrMoNbVN11-1 1.4913 +A 302 - -
    • a + AC = annealed to achieve spheroidized carbides; + S = treated for cold shearing; + A = soft annealed.
    • b Products made to these heat treatment conditions do not support the Essential Safety Requirements of Directive 97/23/EC, unless other criteria are taken into account, see Annex 1, 7.5 of this directive.

    Mechanical properties at room temperature and at 20 °C of steels in delivery conditions which support the Essential Safety Requirements of Directive 97/23/ECb

    Material designation Heat treatment conditiona Diameter c Proof strength Tensile strength Elongation after fracture Reduction in area Impact energy (ISO-V) at 20°C
    Name Number
    d mm Rp0,2 MPa min. Rm MPa A % min. Z % min. KV2 J min.
    20MnB4 1.5525 +QT d ≤ 16 640 800 to 950 14 52 40
    23MnB4 1.5535 +QT d ≤ 24 640 800 to 950 14 52 40
    23MnB3 1.5507 +QT d ≤ 16 640 800 to 950 14 52 40
    C35E 1.1181 +N d ≤ 60 300 500 to 650 20 - 27
    +QT d ≤ 60 300 500 to 650 22 45 55
    60 < d ≤ 150 300 500 to 650 22 45 39
    C45E 1.1191 +N d ≤ 60 340 560 to 710 17 - 27
    +QT d ≤ 60 340 560 to 710 19 40 50
    60 <di 150 340 560 to 710 19 40 35
    35B2 1.5511 +QT d ≤ 60 300 500 to 650 22 45 55
    60 <di 150 300 500 to 650 22 45 39
    20Mn5 1.1133 +N d ≤ 60 320 500 to 650 22 55 55
    60 <di 150 300 500 to 650 20 55 55
    25CrMo4 1.7218 +QT d ≤ 100 440 600 to 750 18 60 60
    100< di 150 420 600 to 750 18 60 45
    42CrMo4 1.7225 +QT d ≤ 65 730 860 to 1 060 14 50 50
    42CrMo5-6 1.7233 +QT d ≤ 100 700 860 to 1 060 16 50 50
    100 < d ≤ 150 640 850 to 1 000 16 50 40
    40CrMoV4-6 1.7711 +QT d ≤ 100 700 850 to 1 000 14 45 40
    100 < d ≤ 150 640 850 to 1 000 14 45 40
    27NiCrMoV15-6 1.6957 +QT d ≤ 160 700 850 to 1 000 16 40 63
    26 NiCrMo-14-6 1.6958 +QT d ≤ 70 940 1 040 to 1 240 14 50 55
    70<d ≤ 160 36
    21CrMoV5-7 1.7709 +QT d ≤ 160 550 700 to 850 16 60 63
    20CrMoVTiB4-10 1.7729 +QT d ≤ 100 660 820 to 1 000 15 50 40
    100 < d ≤ 160 660 820 to 1 000 15 50 27
    34CrNiMo6 1.6582 +QT d ≤ 40 940 1 040 to 1 200 14 40 45
    40 < d ≤ 120 640 min. 800 14 52 45
    30CrNiMo8 1.658 +QT d ≤ 40 940 1040 to 1 200 14 40 45
    40 < d ≤ 120 640 min. 800 14 52 45
    X12Ni5 1.568 (+N), +NT or +QT d ≤ 40 390 530 to 710 19 50 70
    40 < d ≤ 75 380 530 to 710 19 50 70
    X8Ni9 1.5662 +N+NT (or +QT) d ≤ 40 490 640 to 840 18 50 70
    40 < d ≤ 75 480 640 to 840 18 50 70
    +QT d ≤ 40 585 680 to 820 18 50 120
    40 < d ≤ 75 575 680 to 820 18 50 120
    X15CrMo5-1 1.739 +NT or +QT d< 160 420 640 to 780 14 45 40
    X22CrMoV12-1 1.4923 +QT1 d< 160 600 800 to 950 14 40 27
    X12CrNiMoV12-3 1.4938 +QT d< 160 760 930 to 1 130 14 40 40
    Austenitic stees
    X2CrNi18-9 1.4307 +AT d< 160 175 450 to 680 45 - 100
    +C700 d ≤ 35 350 700 to 850 20 - 80
    X5CrNi18-10 1.4301 +AT d< 160 190 500 to 700 45 - 100
    +C700 d ≤ 35 350 700 to 850 20 - 80
    X4CrNi18-12 1.4303 +AT d< 160 190 500 to 700 45 - 100
    +C700 d ≤ 35 350 700 to 850 20 - 80
    X2CrNiN18-10 1.4311 +AT d< 160 270 550 to 760 40 - 100
    X6CrNi25-20 1.4951 +AT d< 160 200 510 to 750 35 - 100
    X2CrNiMo17-12-2 1.4404 +AT d< 160 200 500 to 700 40 - 100
    +C700 d ≤ 35 350 700 to 850 20 - 80
    X5CrNiMo17-12-2 1.4401 +AT d< 160 200 500 to 700 40 - 100
    +C700 d ≤ 35 350 700 to 850 20 - 80
    X2CrNiMoN17-13-3 1.4429 +AT d< 160 280 580 to 800 40 - 100
    X3CrNiCu18-9-4 1.4567 +AT d< 160 175 450 to 650 45 - 100
    +C700 d ≤ 35 350 700 to 850 20 - 80
    X6CrNi18-10 1.4948 +AT d< 160 185 500 to 700 40 - 90
    X10CrNiMoMnNbVB15-10-1 1.4982 +AT+WW d ≤ 100 510 650 to 850 25 - 50
    X3CrNiMoBN17-13-3 1.491 +AT d< 160 260 550 to 750 35 - 100
    X6CrNiMoB17-12-2 1.4919 +AT d< 160 205 490 to 690 35 - 100
    X6CrNiTiB 18-10 1.4941 +AT d< 160 195 490 to 680 35 - 100
    X6NiCrTiMoVB25-15-2 1.498 +AT+P d< 160 600 900 to 1 150 15 - 50
    X7CrNiMoBNb16-16 1.4986 +WW+P d ≤ 100 500 650 to 850 16 - 50
    • a +AT = solution annealed; +C = cold work hardened; +N = normalized; +NT = normalized and tempered; +P = precipitation hardened;
    • +QT = quenched and tempered; +WW = warm worked (see Annex B).
    • b Products made of steel grades and these final heat treatment conditions support the Essential Safety Requirements of Directive 97/23/EC, see Annex 1, 7.5 of this directive.
    • c For rectangular cross-sections "d" will be replaced by "b" (see Figure 1).

    Mechanical properties at room temperature and at 20°C of steels and nickel alloys in delivery conditions which do not support the Essential Safety Requirements of Directive 97/23/ECb

    Material designation Heat treatment conditiona Diameter c Proof strength Tensile strength Elongation after fracture Reduction in area Impact energy (ISO-V) at 20°C
    Name Number
    d mm Rp0,2 MPa min. Rm MPa A % min. Z % min. KV2 J min.
    Steels for quenching and tempering
    X22CrMoV12-1 1.4923 +QT2 d ≤ 160 700 900 to 1 050 11 35 20
    X19CrMoNbVN11-1 1.4913 +QT d ≤ 160 750 900 to 1 050 12 40 20
    Austenitic steels
    X2CrNi18-9 1.4307 +C800 d ≤ 25 500 800 to 1 000 12 - 80
    X4CrNi18-12 1.4303 +C800 d ≤ 25 500 800 to 1 000 12 - 80
    X2CrNiMo17-12-2 1.4404 +C800 d ≤ 25 500 800 to 1 000 12 - 80
    X5CrNiMo17-12-2 1.4401 +C800 d ≤ 25 500 800 to 1 000 12 - 80
    Nickel alloys
    NiCr19Fe19Nb5Mo3 2.4668 +P d ≤ 160 1030 min. 1 230 12 - 12
    NiCr20TiAl 2.4952 +AT+P d ≤ 160 600 1 000 to 1 300 12 12 20
    NiCr15Fe7TiAl 2.4669 +AT+P d ≤ 25 650 1 000 to 1 200 20 28 22
    • a +AT = solution annealed; +C = cold work hardened; +N = normalized; +NT = normalized and tempered; +P = precipitation hardened;
    • +QT = quenched and tempered; +WW = warm worked (see Annex B).
    • b Products made to these steel grades and these final heat treatment conditions do not support the Essential Safety Requirements of Directive 97/23/EC, unless other criteria are taken into account; see Annex 1, 7.5 of this directive.
    • c For rectangular cross-sections "d" will be replaced by "b"
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