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ISO 9a

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ISO X14CrMoS17 ISO X17CrNi16-2
#9a

Description

ISO ISO ISO 9a ISO standard thermal deformation of stainless steel and ISO 9a Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO 9a
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO 9a ISO ISO ISO standard thermal deformation of stainless steel
ISO 7
ISO X20Cr13
ISO 4
ISO X30Cr13
ISO 5
ISO X39Cr13
ISO X46Cr13
ISO X52Cr13
ISO X60Cr13
ISO X14CrMoS17

Chemical composition(mass fraction)(wt.%) of the ISO 9a

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.10-0.17 Max 1.00 Max 1.50 Max 0.040 Min 0.15 16.0-18.0 Max 0.06

Mechanical Properties of steel grade ISO 9a

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)
529 (≥) 128 (≥) 23 33 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade ISO 9a

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
41 - -     0.31 -  
742 637 - 14.3 414   -  
635 - 43 12.2   414 124

Heat Treatment of steel grade ISO 9a

Heat treated : 1316°C - 1777°C

Technological Curves of steel grade ISO 9a

Cross Reference Table (Equivalent Grade) of ISO 9a

Grade Standard Country Application
у9A-1 ГОСТ Russia Carbide for cutting tools
у9A-1 ГОСТ Russia Carbide for cutting tools
у9A-2 ГОСТ Russia Carbide for cutting tools
у9A-2 ГОСТ Russia Carbide for cutting tools
у9A-3 ГОСТ Russia Carbide for cutting tools
у9A-3 ГОСТ Russia Carbide for cutting tools
Z6CN19-09Az AFNOR France Stainless Steel Plate & Steel Strip
Z53CMN21-09Az AFNOR France Steel Exhaust Valves
Z53CMNS21-09Az AFNOR France Steel Exhaust Valves
12X17P9AHl4 ГОСТ Russia Austenitic
55X20Γ9AH4 ГОСТ Russia Austenitic
ISO 19a ISO ISO ISO standard thermal deformation of stainless steel
ISO 19aN ISO ISO ISO standard thermal deformation of stainless steel
ISO 9a ISO ISO ISO standard thermal deformation of stainless steel
15Cr9AT STAS/SR Romania Alloy structural steel
SWRCH19A CNS China China Taiwan Structural steel
SUP9A CNS China China Taiwan Structural steel
STKM19A CNS China China Taiwan Structural steel
ISO X14CrMoS17 ISO X17CrNi16-2
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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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