Chinese
Available 24/7 at sales@steel-grades.com
SGSG
Post Your Request Now
Toggle menu

TC70

Favorite Datasheet
SK70 SK65
#TC70

Description

Japan JIS TC70 Carbon tool steel and TC70 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: TC70
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy TC70 JIS Japan Carbon tool steel
SK4
SK90
TC90
SK85
SK5
SK80
TC80
SK75
SK6
SK70

Chemical composition(mass fraction)(wt.%) of the TC70

C(％) Si(％) Mn(％) P(％) S(％)
0.65-0.75 0.15-0.35 0.15-0.50 Max 0.030 Max 0.030

Mechanical Properties of steel grade TC70

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)
883 (≥) 481 (≥) 43 22 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade TC70

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 - -     0.12 -  
296 334 - 33.3 411   -  
898 - 13 32.2   241 322

Heat Treatment of steel grade TC70

Heat treated : 1574°C - 1481°C

Technological Curves of steel grade TC70

Cross Reference Table (Equivalent Grade) of TC70

Grade Standard Country Application
TC70 JIS Japan Carbon tool steel
SK70 SK65
Available Suppliers
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...

Rfq.: sales@longhaisteel.com
  • Do you supply this TC70?
  • List your company on S&G now? Join
  • Non-paying users only
Top