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ISO 4

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ISO X20Cr13 ISO X30Cr13
#4

Description

ISO ISO ISO 4 ISO standard thermal deformation of stainless steel and ISO 4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO 4
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO 4 ISO ISO ISO standard thermal deformation of stainless steel
ISO X3CrTi17
ISO 8b
ISO X6CrMoNb17-1
ISO X2CrMoTi18-2
ISO X3CrNiMo13-4
ISO X12Cr13
ISO 3
ISO X12CrS13
ISO 7
ISO X20Cr13

Chemical composition(mass fraction)(wt.%) of the ISO 4

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.16-0.25 Max 1.00 Max 1.50 Max 0.040 Max 0.030 12.0-14.0

Mechanical Properties of steel grade ISO 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)
597 (≥) 986 (≥) 44 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade ISO 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
44 - -     0.24 -  
946 323 - 43.3 222   -  
885 - 34 24.2   212 434

Heat Treatment of steel grade ISO 4

Heat treated : 1745°C - 1479°C

Technological Curves of steel grade ISO 4

Cross Reference Table (Equivalent Grade) of ISO 4

Grade Standard Country Application
Q345q E China Bridge structure with steel
Q345q C China Bridge structure with steel
4CrW2Si China Alloy tool steel - Impact resistance tool steel
Cr4W2MoV China Alloy tool steel - cold work steels
6W6Mo5Cr4V China Alloy tool steel - Impact resistance tool steel
5Cr4W5Mo2V China Alloy tool steel - hot-work die steel
4CrMnSiMoV China Alloy tool steel - hot-work die steel
4Cr3Mo3SiV China Alloy tool steel - hot-work die steel
4Cr5MoSiV China Alloy tool steel - hot-work die steel
4Cr5MoSiV1 China Alloy tool steel - hot-work die steel
4Cr5W2VSi China Alloy tool steel - hot-work die steel
SM45 China Plastic mould with flat steel
SM50 China Plastic mould with flat steel
SM4Cr5MoSiV China Plastic mould with flat steel
SM4Cr5MoSiV1 China Plastic mould with flat steel
SM4Cr13 China Plastic mould with flat steel
SM45A China Plastic mould with Hot-rolled steel plate
SM48 China Plastic mould with Hot-rolled steel plate
W18Cr4V China High-speed tool steel
W18Cr4VCo8 China High-speed tool steel
ISO X20Cr13 ISO X30Cr13
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