1Cr17Ni7

China GB GB/T 1220 (1992) GB/T 3280 (2007) GB/T 4231 (1993) GB/T 4239 (1991) 1Cr17Ni7 High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 1Cr17Ni7 Austenite GB China High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc
Datasheet for:Steel Grades:Specialsteel:1Cr17Ni7

Chemical composition(mass fraction)(wt.%) of the 1Cr17Ni7

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 1Cr17Ni7

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)
774 (≥) 718 (≥) 41 14 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 423
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
13 - -     0.34 -  
881 219 - 31.3 332   -  
821 - 14 41.2   133 341
Heat treated : 1459°C - 1428°C
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
1Cr17Ni7 GB China
High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc

Relevant standard

Standard No. Description Download
GB/T 1220 (1992) Stainless steel bars
GB/T 3280 (2007) Cold rolled stainless steel sheets and plates
GB/T 4231 (1993) Cold rolled stainless steel strips for springs
GB/T 4239 (1991) Cold rolled stainless steel and heat resisting steel strips
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GB/T 1220 (1992) , GB/T 3280 (2007), GB/T 4231 (1993), GB/T 4239 (1991), 1Cr17Ni7 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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1Cr17Ni7