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X 6 CrNiMoB 17-12-2

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EU EN X6CrNiMoB17-12-2 steels and nickel alloys for fasteners with specified elevated and/or low temperature properties and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X6CrNiMoB17-12-2 / X 6 CrNiMoB 17-12-2
Category Grade Standard Region/Area Standard Content
Metals X 6 CrNiMoB 17-12-2 EN 10269 EU steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(mass fraction)(wt.%) of the X 6 CrNiMoB 17-12-2

Element Min Max Similar
C 0.0400 0.0800 -
Mn - 2.0000 -
P - 0.0350 -
S - 0.0150 -
Si - 1.0000 -
Ni 10.0000 13.0000 -
Cr 16.5000 18.5000 -
Mo 2.0000 2.5000 -
B 0.0015 0.0050 -
N - 0.1000 -

Mechanical Properties of steel grade X 6 CrNiMoB 17-12-2

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
112 (≥) 958 (≥) 43 14 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade X 6 CrNiMoB 17-12-2

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
14 - -     0.34 -  
653 827 - 33.3 231   -  
153 - 13 32.2   413 423

Heat Treatment of steel grade X 6 CrNiMoB 17-12-2

Heat treated : 1181°C - 1768°C

Technological Curves of steel grade X 6 CrNiMoB 17-12-2

Cross Reference Table (Equivalent Grade) of X 6 CrNiMoB 17-12-2

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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