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X3CrNiMo18-16-4

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X7CrNiAl32-21 X6CrTi12
#X3CrNiMo18-16-4

Description

International ISO ISO 9328-5, X3CrNiMo18-16-4 Specialsteel Steel plates and strips for pressure purposes - Technical delivery conditions - Part 5: Weldable fine grain steels, thermomechanically rolled and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X3CrNiMo18-16-4
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X3CrNiMo18-16-4 Austenite ISO International Steel plates and strips for pressure purposes - Technical delivery conditions - Part 5: Weldable fine grain steels, thermomechanically rolled

Chemical composition(mass fraction)(wt.%) of the X3CrNiMo18-16-4

C Si Mn P S Cr Mo Ni
≤0.03 ≤1.00 ≤2.00 ≤0.045 ≤0.030 17.50 -19.50 3.00 -4.00 14.00 -17.00

Mechanical Properties of steel grade X3CrNiMo18-16-4

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)
219 (≥) 212 (≥) 14 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade X3CrNiMo18-16-4

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
23 - -     0.12 -  
875 654 - 14.3 112   -  
518 - 41 41.2   223 412

Heat Treatment of steel grade X3CrNiMo18-16-4

Heat treated : 1483°C - 1978°C

Technological Curves of steel grade X3CrNiMo18-16-4

Relevant standard of X3CrNiMo18-16-4

ISO 9328-5 Steel plates and strips for pressure purposes - Technical delivery conditions - Part 5: Weldable fine grain steels, thermomechanically rolled ISO-9328-5.pdf
X7CrNiAl32-21 X6CrTi12
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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