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Titanium Alloy Grade 1 is “unalloyed” titanium offering optimum ductility and cold formability. The material has high impact toughness and is readily weldable. The material is capable of deep drawing, and used for plate, frame, and tube heat exchangers, and also is used as plate for explosive bonding for clad plate. The material is castable and is sometimes utilized “as cast in dental applications. The alloy is available as castings, wire, welded tube, bar, plate, sheet, forgings, and billet.
Titanium Grade 1 chemical composition:
N
C
H
Fe
O
Residuals Each Max.
Residuals Max. Total
Max.
0.03
0.1
0.015
0.20
0.18
0.1
0.4
balance
 
Titanium Grade 2
Titanium Alloy Grade 2 is “unalloyed” titanium offering an excellent balance of strength and ductility. The material has good toughness and is readily weldable. This material is very corrosion resistant in highly oxidizing and mildly reducing environments. The material is castable and is often utilized in cast valves and fittings. In plate form, the alloy is also used explosively boned to make clad plate. The alloy is available as castings, wire, welded tube, pipe, plate, sheet, strip, forgings, bar, and billet.
Titanium Grade 2 chemical composition:
C
H
Fe
O
Residuals Each Max.
Residuals Max. Total
Ti
0.03
0.08
0.015
0.3
0.25
0.1
0.4
Balance
 
Titanium Grade 3
Titanium Alloy Grade 3 is “unalloyed” titanium offering improved strength, moderate ductility, and ASME Code design allowable. The material is readily weldable. This material is very corrosion resistant in highly oxidizing and mildly reducing environments. The material is castable and is often utilized in cast valves and fittings. The alloy is available as castings, wire, welded tube, pipe, plate, sheet, strip, forgings, bar, and billet.
Titanium Grade 3 chemical composition:
N
C
H
Fe
O
Residuals Each Max.
Residuals Max. Total
Ti
0.05
0.08
0.015
0.3
0.35
0.1
0.4
Balance
 
Titanium Grade 4
Titanium Alloy Grade 4 is “unalloyed” titanium offering improved strength, moderate ductility. The material is readily weldable. This material is very corrosion resistant in highly oxidizing and mildly reducing environments. The material is castable and is often utilized in cast valve sand fittings. The alloy is available as castings, wire, plate, sheet, strip, forgings, bar, and billet. Used mostly in aerospace applications.
Titanium Grade 4 chemical composition:
N
C
H
Fe
O
Residuals Each Max.
Residuals Max. Total
Ti
0.05
0.08
0.015
0.5
0.4
0.1
0.4
Balance
 
Titanium Grade 5
Ti-6Al-4V alloy is the most widely used titanium alloy of the alpha-plus-beta class, and is also the most common of all titanium alloys. The alloy is castable and is utilized "as cast" in sporting goods. The wrought material is used in aerospace, medical, and other applications where moderate strength, good strength to weight, and favorable corrosion properties are required. The alloy is available as castings, wire, bar, plate, sheet, forgings, rings, and billet.
Titanium Grade 5 chemical composition:
N
C
H
Fe
O
Al
V
Y
Ti
0.05
0.08
0.125
0.40
0.2
5.5-6.75
3.5-4.5
0.005
Balance
 
Titanium Grade 6
Ti-5Al-2.5Al has good weld ability and shows stability and oxidation resistance at elevated temperatures (600 - 1000°F). Applications are forgings and sheet metal parts such as jet turbine compressor blades, ducting, and steam turbine blades. The alloy is a more difficult alloy to forge with a narrow forge ability range and greater yield loss. This alpha alloy is available in bar, billet, castings, extrusions, plate, sheet, and wire.
Titanium Grade 6 chemical composition:
N
C
H
Fe
O
Al
Sn
Y
Residuals Each Max.
Residuals Max. Total
Ti
0.05
0.08
0.02
0.5
0.2
4.5-5.75
2.0-3.0
0.005
0.1
0.4
Balance
 
Titanium Grade 7
Titanium Alloy Grade 7 with 0.1% palladium is similar to Grade 2, but with improved resistance to general and localized crevice corrosion in a wide range of reducing acid environments, including chlorides, and where low pH and high temperatures above 180ºF (83ºC) to 500ºF (260ºC) are prevalent. The alloy is available as castings, wire, welded tube, pipe, plate, sheet, strip, forgings, bar, and billet.
Titanium Grade 7 chemical composition:
N
C
H
Fe
O
Pd
Residuals Each Max.
Residuals Max. Total
Ti
0.03
0.08
0.015
0.30
0.25
0.12- 0.25
0.1
0.4
Balance
 
Titanium Grade 9
Ti-3Al-2.5V alloy is an alpha alloy that is strengthened by cold working. The material exhibits good ductility and toughness. It is used in a wide range of tubular products from aircraft ducting to golf club shafts and bicycle frames. The alloy is available as wire, bar, sheet, seamless and welded tubing. ASME code approved.
Titanium Grade 9 chemical composition:
N
C
H
Fe
O
Al
V
Ti
0.03
0.08
0.015
0.25
0.15
2.5-3.5
2.0-3.0
Balance
 
Titanium Grade 11
11Titanium Grade 11 is the equivalent of Grade 1 but with a palladium addition which imparts a significant improvement in resistance to general and localized crevice corrosion in a wide range of reducing acid environments, including chlorides, and where low pH and high temperatures above 180° F (83° C) to 500° F (260° C) are prevalent. The alloy is available as castings, wire, bar, plate, sheet, forgings, pipe, tubing and billet.
C
H
Fe
O
Pd
Residuals Each Max.
Residuals Max. Total
Ti
0.03
0.08
0.015
0.20
0.18
0.12-0.25
0.1
0.4
Balance
 
Titanium Grade 12
12Titanium Alloy Grade 12 is lightly alloyed near-alpha alloy offering improved strength at elevated temperatures and optimum ASME Code design allowable. The material is readily weldable, and has superior crevice corrosion resistance. This material is very corrosion resistant in highly oxidizing and mildly reducing environments. The alloy is available as wire, plate, sheet, strip, forgings, bar, and billet.
C
H
Fe
O
Mo
Ni
Residuals Each Max.
Residuals Max. Total
Ti
0.03
0.08
0.015
0.30
0.25
0.2-0.4
0.6-0.9
0.1
0.4
Balance
 
Titanium Grade 16
16 Titanium Alloy Grade 16 with lower palladium (0.1Pd) is similar to Grade 2 and Grade 7, but has lower palladium. Lower palladium may reduce the cost, without significant effect on the resistance to general and localized crevice corrosion. The alloy is available as castings, wire, welded tube, pipe, plate, sheet, strip, forgings, bar, and billet.
C
H
Fe
O
Pd
Residuals Each Max.
Residuals Max. Total
Ti
0.03
0.08
0.015
0.30
0.25
0.04-0.08
0.4
0.4
Balance
 
Titanium Grade 17
17 Titanium Alloy Grade 17 is “alloyed” titanium offering optimum ductility and cold formability, with properties similar to Grade 1 and Grade 11.Grade 17 is like Grade 11 but with lower palladium. The material is readily weldable. This material is very corrosion resistant in highly oxidizing and mildly reducing environments. The material is castable and may be utilized in cast valves and fittings. The alloy is available as castings, wire, welded tube, pipe, plate, sheet, strip, forgings, bar, and billet.
N
C
H
Fe
O
Pd
Residuals Each Max.
Residuals Max. Total
Ti
0.03
0.08
0.015
0.20
0.18
0.04-0.08
0.1
0.4
Balance
 
Titanium Grade 23
Ti-6Al-4V alloy is the most widely used titanium alloy of the alpha-plus beta class, and is also the most common of all titanium alloys. This modification incorporates extra low interstitials (ELI). The wrought material is used in applications where moderate strength, good strength to weight, and favorable corrosion properties are required. This alloy is commonly used in medical implants where strength is important. The alloy is available as castings, wire, bar, plate, sheet, forgings, rings, and billet.
N
C
H
Fe
O
V
Al
Ti
0.03
0.08
0.02
0.25
0.13
3.5-4.5
5.5-6.75
Balance