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Ti4

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Italy UNI Ti4 Titanium. Chemical requirements for titanium alloys for ingots and semi- finished products and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Ti4 / Ti4
Category Grade Standard Region/Area Standard Content
Metals Ti4 UNI 10221 Italy Titanium. Chemical requirements for titanium alloys for ingots and semi- finished products

Chemical composition(mass fraction)(wt.%) of the Ti4

Element Min Max Similar
Total Others - 0.4000 -
Total Each - 0.1000 -
Ti - - -
O - 0.4000 -
N - 0.0500 -
H - 0.0150 -
Fe - 0.4000 -
C - 0.1000 -
Total Others - 0.4000 -
Total Each - 0.1000 -
Ti - - -
O - 0.4000 -
N - 0.0500 -
H - 0.0150 -
Fe - 0.4000 -
C - 0.1000 -
Total Others - 0.4000 -
Total Each - 0.1000 -
Ti - - -
O - 0.4000 -
N - 0.0500 -
H - 0.0150 -
Fe - 0.4000 -
C - 0.1000 -

Mechanical Properties of steel grade Ti4

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)
524 (≥) 336 (≥) 22 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade Ti4

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 - -     0.11 -  
463 281 - 33.3 344   -  
195 - 12 12.2   113 141

Heat Treatment of steel grade Ti4

Heat treated : 1323°C - 1431°C

Technological Curves of steel grade Ti4

Cross Reference Table (Equivalent Grade) of Ti4

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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