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X7CrNiAl 17-7

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X6CrNiTi 18-10 X12Cr13
#X7CrNiAl #17-7

Description

X7CrNiAl 17-7 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: X7CrNiAl 17-7
Category Type Steel Grade Standard Country Application
Steel GradesAlloy Steel X7CrNiAl 17-7
X2CrTi 12
X2CrNiMo 17-13-3
X3CrTi 17
X4CrNiMo 16-5-1
X5CrNi 18-10
X5CrNiCuNb 16-4
X5CrNiMo 17-12-2
X6Cr17
X6CrNiMoTi 17-12-2
X6CrNiTi 18-10

Chemical composition(mass fraction)(wt.%) of the X7CrNiAl 17-7

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 ≤0.090  0.70  1.00 0.040   0.015  16.0-18.0  6.50-7.80  ---------  Al 0.70-1.50

Mechanical Properties of steel grade X7CrNiAl 17-7

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)
218 (≥) 822 (≥) 43 34 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade X7CrNiAl 17-7

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
22 - -     0.44 -  
298 631 - 24.3 114   -  
511 - 24 23.2   242 341

Heat Treatment of steel grade X7CrNiAl 17-7

Heat treated : 1283°C - 1592°C

Technological Curves of steel grade X7CrNiAl 17-7

Cross Reference Table (Equivalent Grade) of X7CrNiAl 17-7

Grade Standard Country Application
ISO X7CrNiAl17-7 ISO standard thermal deformation of stainless steel
ISO X7CrNiAl17-7 wire ISO standard spring with stainless steel wire and steel strip
EN X7CrNiAl17-7 EN Euronorm Stainless Steel
EN X7CrNiAl17-7 EN Euronorm Stainless Steel
EN X7CrNiAl17-7 EN Euronorm Stainless Steel
EN X7CrNiAl17-7 EN Euronorm Stainless Steel
17-7PH UNS USA precipitation hardening
17-7PH UNS USA precipitation hardening
X7CrNiAI17-7 DIN Germany Stainless steel
X12CrMnNiN17-7-5 AFNOR France Austenite
X2CrNiN17-7-5 AFNOR France Austenite
ISO X5CrNi17-7 ISO standard thermal deformation of stainless steel
ISO X12CrMnNiN17-7-5 ISO standard thermal deformation of stainless steel
ISO X12CrNi17-7 strip ISO standard spring with stainless steel wire and steel strip
ISO X6CrNiMo17-12-2 strip ISO standard spring with stainless steel wire and steel strip
ISO X7CrNiAl17-7 strip ISO standard spring with stainless steel wire and steel strip
EN X12CrMnNiN17-7-5 EN Euronorm Stainless Steel
X6CrNiTi 18-10 X12Cr13
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Jiangyou Longhai Special Steel Co.,Ltd.

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