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X12CrNi17-7

Favorite Datasheet
X9CrNi18-8 X6CrNiMo17-12-2
#X12CrNi17-7

Description

International ISO ISO 6931-2, X12CrNi17-7 Specialsteel Stainless steels for springs - Part 2: Narrow strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X12CrNi17-7
Category Class Grade Standard Country Application
Steel GradesSpecialsteel X12CrNi17-7 ISO International Stainless steels for springs - Part 2: Narrow strip

Chemical composition(mass fraction)(wt.%) of the X12CrNi17-7

C Si Mn P S Cr Mo Ni
≤0.12 ≤1.50 ≤2.00 ≤0.045 ≤0.030 16.00 -18.00 ≤0.80 6.00 -9.00

Mechanical Properties of steel grade X12CrNi17-7

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)
793 (≥) 124 (≥) 33 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade X12CrNi17-7

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
12 - -     0.13 -  
192 386 - 43.3 113   -  
316 - 34 41.2   143 414

Heat Treatment of steel grade X12CrNi17-7

Heat treated : 1855°C - 1751°C

Technological Curves of steel grade X12CrNi17-7

Relevant standard of X12CrNi17-7

ISO 6931-2 Stainless steels for springs - Part 2: Narrow strip ISO-6931-2.pdf
X9CrNi18-8 X6CrNiMo17-12-2
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