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S12-1-2

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1.3302 1.3318
#S12-1-2

Description

Germany DIN S12-1-2 High-speed tool steel and S12-1-2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: S12-1-2
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy S12-1-2 DIN Germany High-speed tool steel
S2-9-2-8
1.3249
S18-1-2-5
1.3255
S18-1-2-15
1.3257
S18-1-2-10
1.3265
S12-1-4
1.3302

Chemical composition(mass fraction)(wt.%) of the S12-1-2

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%) W(%)
0.90-1.00 Max 0.45 Max 0.40 Max 0.030 Max 0.030 3.80-4.50 0.70-1.00 2.30-2.60 11.50-12.50

Mechanical Properties of steel grade S12-1-2

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)
275 (≥) 284 (≥) 21 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade S12-1-2

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
23 - -     0.23 -  
329 735 - 34.3 232   -  
523 - 42 12.2   413 241

Heat Treatment of steel grade S12-1-2

Heat treated : 1962°C - 1375°C

Technological Curves of steel grade S12-1-2

Cross Reference Table (Equivalent Grade) of S12-1-2

Grade Standard Country Application
S12-1-2 DIN Germany High-speed tool steel
1.3302 1.3318
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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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