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OLC43 15Cr9AT
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Description

Romania STAS/SR X Alloy structural steel and X Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: X
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel X STAS/SR Romania Alloy structural steel
30MoCr11
32Cr10
34MoCrNi40
37Cf5
37Cr10
60CrMnSil7A
OLC38
OLC38B
OLC38Pb
OLC43

Chemical composition(mass fraction)(wt.%) of the X

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.55-0.65 1.50-1.90 0.60-1.00 0.040 0.035 0.25-0.45

Mechanical Properties of steel grade X

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)
287 (≥) 645 (≥) 42 23 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade X

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
43 - -     0.33 -  
462 455 - 14.3 234   -  
167 - 21 14.2   424 214

Heat Treatment of steel grade X

Heat treated : 1627°C - 1725°C

Technological Curves of steel grade X

Cross Reference Table (Equivalent Grade) of X

Grade Standard Country Application
YG3X China Hard alloy tungsten cobalt class
YG6X China Hard alloy tungsten cobalt class
CPM Rex M2HCHS AISI USA Powder metallurgy high-speed tool steel
CPM Rex M3 AISI USA Powder metallurgy high-speed tool steel
CPM Rex M4 AISI USA Powder metallurgy high-speed tool steel
CPM Rex M4HS AISI USA Powder metallurgy high-speed tool steel
CPM Rex M35HCHS AISI USA Powder metallurgy high-speed tool steel
CPM Rex M42 AISI USA Powder metallurgy high-speed tool steel
CPM Rex 45 AISI USA Powder metallurgy high-speed tool steel
CPM Rex 45HS AISI USA Powder metallurgy high-speed tool steel
CPM Rex 20 AISI USA Powder metallurgy high-speed tool steel
CPM Rex 25 AISI USA Powder metallurgy high-speed tool steel
CPM Rex T15 AISI USA Powder metallurgy high-speed tool steel
CPM Rex T15HS AISI USA Powder metallurgy high-speed tool steel
CPM Rex 76 AISI USA Powder metallurgy high-speed tool steel
CPM Rex 76HS AISI USA Powder metallurgy high-speed tool steel
CX-1 AISI USA W-Ta-Co class carbide
CX-2 AISI USA W-Ta-Co class carbide
CX-3 AISI USA W-Ta-Co class carbide
CX-4 AISI USA W-Ta-Co class carbide
OLC43 15Cr9AT
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Jiangyou Longhai Special Steel Co.,Ltd.
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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