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O6

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T31502 T31506
#O6

Description

USA ASTM O6 Alloy tool steel and O6 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: O6
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy O6 ASTM USA Alloy tool steel
D4
T30404
D5
T30405
D7
T30407
O1
T31501
O2
T31502

Chemical composition(mass fraction)(wt.%) of the O6

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
1.25～1.55 0.55～1.50 0.30～1.10 ≤0.030 ≤0.030 ≤0.30 0.20～0.30

Mechanical Properties of steel grade O6

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)
997 (≥) 333 (≥) 21 13 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade O6

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 - -     0.23 -  
976 787 - 22.3 134   -  
596 - 23 13.2   344 423

Heat Treatment of steel grade O6

Heat treated : 1655°C - 1918°C

Technological Curves of steel grade O6

Cross Reference Table (Equivalent Grade) of O6

Grade Standard Country Application
O6 ASTM USA Alloy tool steel
102CrMo6 DIN Germany Cold working alloy tool steel
45SiCrMo6 AFNOR France Carbide for cutting tools
45SiCrMo6 AFNOR France Carbide for cutting tools
34CrNiMo6 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
GS-34CrNiMo6 DIN Germany
GS-40NiCrMo6 5 6 DIN Germany
GS-18MnCrMo6 3 DIN Germany
GS-20MnCrMo6 3 DIN Germany
015Cr20Ni18Mo6CuN GBT China Stainless steel bars
34CrNiMo6 UNE Spain Spain structural alloy steel
17NiCrMo6-4 UNE Spain Spain structural alloy steel
34CrNiMo6 UNE Spain Spain structural alloy steel
EN 17N1CrMo6-4 EN Euronorm Euronorm Structural steel
EN 45SiCrMo6 EN Euronorm Euronorm Structural steel
EN 35CrNiMo6KD EN Euronorm Euronorm Structural steel
EN 11MnMo65KE EN Euronorm Euronorm Structural steel
EN 18NiCrMo6F EN Euronorm Euronorm Tool steel
EN 34CrNiMo6 EN Euronorm Euronorm Stainless Steel
T31502 T31506
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