6AL-4V GR5鈦合金是大多數(shù)行業(yè)中最常用的合金。6AL-4V GR5鈦合金強(qiáng)度比商業(yè)純鈦高,但仍具有相同的剛度和大部分相同的熱性能。6AL-4V GR5鈦合金的最重要特征之一是它可以熱處理,甚至可以焊接。無(wú)論您是在航空航天,汽車還是其他行業(yè),這種合金都可以用于廣泛的應(yīng)用中。下圖顯示了這種6AL-4V GR5鈦合金的機(jī)械、拉伸和物理性能。我們的一些可用的產(chǎn)品包括6AL-4V / 5級(jí)鈦合金棒,管,絲材以及定制產(chǎn)品。如果您想了解更多有關(guān)選擇的信息,請(qǐng)立即聯(lián)系我們以了解更多信息。
化學(xué)成分(%)
(最大值,除非顯示范圍)
0.08 C; 0.25 FE*, 0.05 N; 0.20 O;
5.50/6.75 AL; 3.5/4.5V 0.015 H (sheet);
0.0125H (bar); 0.0100 H (billet)
軋后退火
拉伸性能
Guar. R.T. Min.
Typical Elev. Temp. Prop.
600 F
800 F
1000 F
極限強(qiáng)度 (psi)
130,000
100,000
90,000
70,000
屈服強(qiáng)度 (psi)0.2% offset
120,000
90,000
75,000
60,000
Elongation in 2″ (%)
Sheet > 0.025 thick
10
17
18
30
Reduction in Area (%) Bar
25
52
53
68
機(jī)械性能
Stress Rupture
in Time Shown
Stress (psi)
98,00
75,000
Time (Hrs.)
1,000
1,000
Stress and Time
to Produce Elongation
Shown (Creep)
Stress (psi)
70,000
32,000
Time (Hrs.)
1,000
1,000
Creep (%)
0.1
0.1
Charpy V-Notch Impact (ft.-lbs.) at Room Temperature
10 – 14
Bend Radius
Under 0.070″ thick
4.5 X Thickness
0.070″ And Over
5.0 X Thickness
Welded Bend Radius
6.0 – 10.0 X Thickness
Hardness
Rc36
合金物理性能
Beta Transus (F ± 25)
1830
Coefficient of Thermal Expansion (10-6in./in./F)
32-212
5.0
32-600
5.3
32-1000
5.6
32-1200
5.9
32-1500
6.1
Density (lbs./cu. in.)
0.160
Melting Point, Approx (F)
3200
Electrical Resistivity at Room Temp. (Microhms cm)
171
Modulus Elasticity – Tension (106 psi)
16.5
Modulus Elasticity – Torsion (106 psi)
6.1
Thermal Conductivity
(Btu/hr/sq. ft./F/ft.)
3.9 at Room Temperature
Specific Heat (Btu/lb./F) at Room Temp.
0.135
Weldability
Fair
Annealing Temp. (F)
Full
1300 – 1525°/15 Min. – 2 Hrs,; Air Cool
Stress Relief
900 – 1200°/1 -4 Hrs.; Air Cool
Forging* Temp. (F)
Blocking
1750 – 1800°
Finishing
1650 – 1750°
Available Mill Products
Bar, Billet, Extrusions, Plate Sheet, Strip, Wire
Typical Application
Compressor blades, discs, rings for jet engines, aircraft components, pressure vessels, rocket engine cases;
the most versatile titanium alloy.
Industry Specifications
ASTM