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ISO 8

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ISO X6Cr17 ISO X7CrS17
#8

Description

ISO ISO ISO 8 ISO standard thermal deformation of stainless steel and ISO 8 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO 8
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO 8 ISO ISO ISO standard thermal deformation of stainless steel
ISO X1CrNiMoCu25-20-7
ISO X2CrNiMoN22-5-3
ISO X2CrNiMoCuN22-6-3
ISO X2CrNi12
ISO X2CrTi12
ISO 1Ti
ISO X6CrNiTi12
ISO X6Cr13
ISO X6CrAl13
ISO X6Cr17

Chemical composition(mass fraction)(wt.%) of the ISO 8

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
Max 0.080 Max 1.00 Max 1.00 Max 0.040 Max 0.030 16.0-18.0

Mechanical Properties of steel grade ISO 8

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)
736 (≥) 713 (≥) 44 12 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade ISO 8

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
11 - -     0.22 -  
732 586 - 34.3 344   -  
164 - 33 23.2   412 341

Heat Treatment of steel grade ISO 8

Heat treated : 1848°C - 1627°C

Technological Curves of steel grade ISO 8

Cross Reference Table (Equivalent Grade) of ISO 8

Grade Standard Country Application
ASTM 1008 ASTM USA General use carbon steel bar
UNS G10080 UNS USA General use carbon steel bar
ASTM 1018 ASTM USA General use carbon steel bar
UNS G10180 UNS USA General use carbon steel bar
T8 China Carbon tool steel
T8Mn China Carbon tool steel
8MnSi China Alloy tool steel - Measuring tool steel cutting tools
3Cr2W8V China Alloy tool steel - hot-work die steel
5Cr4Mo3SiMnVA1 China Alloy tool steel - hot-work die steel
8Cr3 China Alloy tool steel - hot-work die steel
SM50 China Plastic mould with flat steel
SM48 China Plastic mould with Hot-rolled steel plate
W18Cr4V China High-speed tool steel
W18Cr4VCo8 China High-speed tool steel
W18Cr4V2Co8 China High-speed tool steel
W2Mo9Cr4VCo8 China High-speed tool steel
YG8A China Hard alloy tungsten cobalt class
H10 ASTM USA Alloy tool steel
T20811 UNS USA Alloy tool steel
T20810 UNS USA Alloy tool steel
ISO X6Cr17 ISO X7CrS17
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