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SS14:1778

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SS14:1778 SS14:1880
#SS14:1778

Description

Sweden SS SS14:1778 Carbide for cutting tools and SS14:1778 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SS14:1778
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SS14:1778 SS Sweden Carbide for cutting tools
ТТ7К12
ТТ8К6
ТТ8К6
ТТ10К8-Б
ТТ10К8-Б
ТТ20К9
ТТ20К9
SS14:1770
SS14:1770
SS14:1778

Chemical composition(mass fraction)(wt.%) of the SS14:1778

C(％) Si(％) Mn(％) P(％) S(％)
0.75-0.85 0.10-0.30 0.20-0.40 ≤0.030 ≤0.030

Mechanical Properties of steel grade SS14:1778

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)
329 (≥) 321 (≥) 31 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade SS14:1778

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
14 - -     0.43 -  
636 887 - 11.3 212   -  
754 - 24 23.2   131 121

Heat Treatment of steel grade SS14:1778

Heat treated : 1861°C - 1995°C

Technological Curves of steel grade SS14:1778

Cross Reference Table (Equivalent Grade) of SS14:1778

Grade Standard Country Application
SS14:1778 SS Sweden Carbide for cutting tools
SS14:1778 SS Sweden Carbide for cutting tools
SS14:1778 SS14:1880
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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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