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Description

U1 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: U1
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel U1
H2
H3
ST10E
ST15E
ST20E
ST25E
ST30E
ST40E
T12A
T3S

Chemical composition(mass fraction)(wt.%) of the U1

WC
Si
Mn
P
S
Cr Co+Ni
81           8.5
Mo Al Cu Nb TiC+TaC(NbC) V Ce
        10    
N Co Pb B Other    
             
             

Mechanical Properties of steel grade U1

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)
843 (≥) 656 (≥) 32 23 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade U1

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
34 - -     0.43 -  
975 774 - 23.3 111   -  
358 - 42 13.2   312 422

Heat Treatment of steel grade U1

Heat treated : 1841°C - 1379°C

Technological Curves of steel grade U1

Cross Reference Table (Equivalent Grade) of U1

Grade Standard Country Application
U1 JIS Japan Carbide for cutting tools
U1 JIS Japan Carbide for cutting tools
U10E JIS Japan Carbide for cutting tools
U10E JIS Japan Carbide for cutting tools
TU1 AFNOR France Carbide for cutting tools
TU1 AFNOR France Carbide for cutting tools
U10 AFNOR France Carbide for cutting tools
U10 AFNOR France Carbide for cutting tools
U15 JIS France Carbide for cutting tools
U15 JIS France Carbide for cutting tools
X3CrNiCu18-9-4 DIN Germany Stainless steel
Z7CNU15-05 AFNOR France Stainless steel palte & Steel Strip
Z7CNU17-04 AFNOR France Stainless steel palte & Steel Strip
Z7CNU16-04 AFNOR France Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990))
Z3CNU18-10 AFNOR France Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990))
Z3CNU18-09FF AFNOR France Cold drawn stainless steel bar and wire rod(NF A 35-577(1990))
Z3CNU18-10FF AFNOR France Cold drawn stainless steel bar and wire rod(NF A 35-577(1990))
Z4CNU19-09FF AFNOR France Cold drawn stainless steel bar and wire rod(NF A 35-577(1990))
ISO X3CrNiCu18-9-4 ISO standard thermal deformation of stainless steel
X3CrNiCu18 9 3E ISO standard cold and cold extrusion stainless steel

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