Titanium and titanium alloy grades and chemical compositions

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Titanium and titanium alloy grades and chemical compositions

alloy Brand	Chemical composition	Chemical composition，%
		Main Ingredients								Impurities, not more than
		Ti	Al	Sn	Mo	Pd	Ni	Si	B	Fe	C	N	H	O	Other Elements
		Ti	Al	Sn	Mo	Pd	Ni	Si	B	Fe	C	N	H	O	single	sum
TA1ELI	Industrial pure titanium	Remaining amount								0.1	0.03	0.012	0.008	0.1	0.05	0.2
TA1	Industrial pure titanium	Remaining amount								0.2	0.08	0.03	0.015	0.18	0.1	0.4
TA1-1	Industrial pure titanium	Remaining amount	≤0.20					≤0.08		0.15	0.05	0.03	0.003	0.12	-	0.1
TA2ELI	Industrial pure titanium	Remaining amount								0.2	0.05	0.03	0.008	0.1	0.05	0.2
TA2	Industrial pure titanium	Remaining amount								0.3	0.08	0.03	0.015	0.25	0.1	0.4
TA3ELI	Industrial pure titanium	Remaining amount								0.25	0.05	0.04	0.008	0.18	0.05	0.2
TA3	Industrial pure titanium	Remaining amount								0.3	0.08	0.05	0.015	0.35	0.1	0.4
TA4ELI	Industrial pure titanium	Remaining amount								0.3	0.05	0.05	0.008	0.25	0.05	0.2
TA4	Industrial pure titanium	Remaining amount								0.5	0.08	0.05	0.015	0.4	0.1	0.4
TA5	Ti-4Al-0.005B	Remaining amount	3.3~4.7						0.005	0.3	0.08	0.04	0.015	0.15	0.1	0.4
TA6	Ti-5Al	Remaining amount	4.0~5.5							0.3	0.08	0.05	0.015	0.15	0.1	0.4
TA7	Ti-5Al-2.5Sn	Remaining amount	4.0~6.0	2.0~3.0						0.5	0.08	0.05	0.015	0.2	0.1	0.4
TA7ELI	Ti-5Al-2.5SnELI	Remaining amount	4.50~5.75	2.0~3.0						0.25	0.05	0.035	0.0125	0.12	0.05	0.3
TA8	Ti-0.05Pd	Remaining amount				0.04~0.08				0.3	0.08	0.03	0.015	0.25	0.1	0.4
TA8-1	Ti-0.05Pd	Remaining amount				0.04~0.08				0.2	0.08	0.03	0.015	0.18	0.1	0.4
TA9	Ti-0.2Pd	Remaining amount				0.12~0.25				0.25	0.08	0.03	0.015	0.2	0.1	0.4
TA9-1	Ti-0.2Pd	Remaining amount				0.12~0.25				0.2	0.08	0.03	0.015	0.18	0.1	0.4
TA10	Ti-0.3Mo-0.8Ni	Remaining amount			0.2~0.4		0.6~0.9			0.3	0.08	0.03	0.015	0.25	0.1	0.4

alloy Brand	Chemical composition	Chemical composition，%
		Main Ingredients									Impurities, not more than
		Ti	Al	Sn	Mo	V	Mn	Zr	Si	Nd	Fe	C	N	H	O	Other Elements
		Ti	Al	Sn	Mo	V	Mn	Zr	Si	Nd	Fe	C	N	H	O	single	sum
TA11	Ti-8AL-1Mo-1V	Remaining amount	7.35~8.35		0.75~1.25	0.75~1.25					0.3	0.08	0.05	0.015	0.12	0.1	0.4
TA12	Ti-5.5Al-4Sn-2Zr	Remaining amount	4.8~6.0	3.7~	0.75~1.25			1.5~2.5	0.2~0.35	0.6~	0.25	0.08	0.05	0.0125	0.15	0.1	0.4
TA12	-1Mo-1Nd-0.25Si		4.8~6.0	4.7	0.75~1.25			1.5~2.5	0.2~0.35	1.2	0.25	0.08	0.05	0.0125	0.15	0.1	0.4
TA12-1	Ti-5.0Al-4Sn-2Zr	Remaining amount	4.5~5.5	3.7~	1.0~2.0			1.5~2.5	0.2~0.35	0.6~	0.25	0.08	0.04	0.0125	0.15	0.1	0.3
TA12-1	-1.5Mo-1Nd-0.25Si		4.5~5.5	4.7	1.0~2.0			1.5~2.5	0.2~0.35	1.2	0.25	0.08	0.04	0.0125	0.15	0.1	0.3
TA13	Ti-2.5Cu	Remaining amount	2.0~3.0								0.2	0.08	0.05	0.01	0.2	0.1	0.3
TA14	Ti-2.3Al-11Sn-5Zr	Remaining amount	2.0~2.5	10.5	0.8~1.2			4.0~6.0	0.10~0.50		0.2	0.08	0.05	0.0125	0.2	0.1	0.3
TA14	-1Mo-0.2Si		2.0~2.5	~11.5	0.8~1.2			4.0~6.0	0.10~0.50		0.2	0.08	0.05	0.0125	0.2	0.1	0.3
TA15	Ti-6.5Al-1Mo-1V-2Zr	Remaining amount	5.5~7.1		0.5~2.0	0.8~2.5		1.5~2.5	≤0.15		0.25	0.08	0.05	0.015	0.15	0.1	0.3
TA15-1	Ti-2.5Al-1Mo-1V	Remaining amount	2.0~3.0		0.5~1.5	0.5~1.5		1.0~2.0	≤0.10		0.15	0.05	0.04	0.003	0.12	0.1	0.3
TA15-1	-1.5Zr		2.0~3.0		0.5~1.5	0.5~1.5		1.0~2.0	≤0.10		0.15	0.05	0.04	0.003	0.12	0.1	0.3
TA15-2	Ti-4Al-1Mo-1V-1.5Zr	Remaining amount	3.5~4.5		0.5~1.5	0.5~1.5		1.0~2.0	≤0.10		0.15	0.05	0.04	0.003	0.12	0.1	0.3
TA16	Ti-2Al-2.5Zr	Remaining amount	1.8~2.5					2.0~3.0	≤0.12		0.25	0.08	0.04	0.006	0.15	0.1	0.3
TA17	Ti-4Al-2V	Remaining amount	3.5~4.5			1.5~3.0			≤0.15		0.25	0.08	0.05	0.015	0.15	0.1	0.3
TA18	Ti-3Al-2.5V	Remaining amount	2.5~3.5			2.0~3.0					0.25	0.05	0.02	0.015	0.12	0.1	0.4
TA19	Ti-6Al-2Sn-4Zr-	Remaining amount	5.5~6.5	1.8~	1.8~2.2			3.6~4.4	≤0.13		0.25	0.05	0.05	0.0125	0.15	0.1	0.3
TA19	2Mo-0.1Si		5.5~6.5	2.2	1.8~2.2			3.6~4.4	≤0.13		0.25	0.05	0.05	0.0125	0.15	0.1	0.3
TA20	Ti-4Al-3V-1.5Zr	Remaining amount	3.5~4.5			2.5~3.5		1.0~2.0	≤0.10		0.15	0.05	0.04	0.003	0.12	0.1	0.3
TA21	Ti-1Al-1Mn	Remaining amount	0.4~1.5				0.5~1.3	≤0.30	≤0.12		0.3	0.1	0.05	0.012	0.15	0.1	0.3
TA22	Ti-3Al-1Mo-1Ni-1Zr	Remaining amount	2.5~3.5		0.5~1.5	Ni：0.3~1.0		0.8~2.0	≤0.15		0.2	0.1	0.05	0.015	0.15	0.1	0.3
TA22-1	Ti-3Al-0.5Mo-0.5Ni-0.5Zr	Remaining amount	2.5~3.5		0.2~0.8	Ni：0.3~0.8		0.5~1.0	≤0.04		0.2	0.1	0.04	0.08	0.1	0.1	0.3
TA23	Ti-2.5Al-2Zr-1Fe	Remaining amount	2.2~3.0			Fe：0.8~1.2		1.7~2.3	≤0.15		-	0.1	0.04	0.01	0.15	0.1	0.3
TA23-1	Ti-2.5Al-2Zr-1Fe	Remaining amount	2.2~3.0			Fe：0.8~1.1		1.7~2.3	≤0.10		-	0.1	0.04	0.008	0.1	0.1	0.3
TA24	Ti-3Al-2Mo-2Zr	Remaining amount	2.5~3.8		1.0~2.5	-		1.0~3.0	≤0.15		0.3	0.1	0.05	0.015	0.15	0.1	0.3
TA24-1	Ti-2Al-1.5Mo-2Zr	Remaining amount	1.5~2.5		1.0~2.0	-		1.0~3.0	≤0.04		0.15	0.1	0.04	0.01	0.1	0.1	0.3
TA25	Ti-3Al-2.5V-0.05Pd	Remaining amount	2.5~3.5			2.0~3.0			Pd: 0.04~0.08		0.25	0.08	0.03	0.015	0.15	0.1	0.4
TA26	Ti-3Al-2.5V-0.1Ru	Remaining amount	2.5~3.5			2.0~3.0			Ru:0.08~0.14		0.25	0.08	0.03	0.015	0.15	0.1	0.4
TA27	Ti-0.10Ru	Remaining amount				Ru:0.08~0.14					0.3	0.08	0.03	0.015	0.25	0.1	0.4
TA27-1	Ti-0.10Ru	Remaining amount				Ru:0.08~0.14					0.2	0.08	0.03	0.015	0.18	0.1	0.4
TA28	Ti-3Al	Remaining amount	2.0~3.3								0.3	0.08	0.05	0.015	0.15	0.1	0.4

alloy Brand	Chemical composition	Chemical composition，%
		Main Ingredients											Impurities, not more than
		Ti	Al	Sn	Mo	V	Cr	Fe	Zr	Pd	Nb	Si	Fe	C	N	H	O	Other Elements
																		single	sum
TB2	Ti-5Mo-5V-8Cr	Remaining amount	2.5~3.5		4.7~5.7	4.7~5.7	7.5~8.5						0.3	0.05	0.04	0.015	0.15	0.1	0.4
	-3Al
TB3	Ti-3.5Al-10Mo	Remaining amount	2.7~3.7		9.5~11.0	7.5~8.5		0.8~1.2					-	0.05	0.04	0.015	0.15	0.1	0.4
	-8V-1Fe
TB4	Ti-4Al-7Mo-10V	Remaining amount	3.0~4.5		6.0~7.8	9.0~10.5		1.5~2.5	0.5~1.5				-	0.05	0.04	0.015	0.2	0.1	0.4
	-2Fe-1Zr
TB5	Ti-15V-3Al-3Cr	Remaining amount	2.5~3.5	2.5~3.5		14.0~16.0	2.5~3.5						0.25	0.05	0.05	0.015	0.13	0.1	0.3
	-3Sn
TB6	Ti-10V-2Fe-3Al	Remaining amount	2.6~3.4			9.0~11.0		1.6~2.2					-	0.05	0.05	0.0125	0.13	0.1	0.3
TB7	Ti-32Mo				30.0~34.0								0.3	0.08	0.05	0.015	0.2	0.1	0.4
TB8	Ti-15Mo-3Al-	Remaining amount	2.5~3.5		14.0~16.0						2.4~	0.15~	0.4	0.05	0.05	0.015	0.17	0.1	0.4
	2.7Nb-0.25Si										3.2	0.25
TB9	Ti-3Al-8V-6Cr	Remaining amount	3.0~4.0		3.5~4.5	7.5~8.5	5.5~6.5		3.5~4.5	≤0.10			0.3	0.05	0.03	0.03	0.14	0.1	0.4
	-4Mo-4Zr

alloy Brand	Chemical composition	Chemical composition，%
		Main Ingredients										Impurities, not more than
		Ti	Al	Sn	Mo	V	Cr	Fe	Mn	Cu	Si	Fe	C	N	H	O	Other Elements
																	single	sum
TC1	Ti-2Al-1.5Mn	Remaining amount	1.0~2.5						0.7~2.0			0.3	0.08	0.05	0.012	0.15	0.1	0.4
TC2	Ti-4Al-1.5Mn	Remaining amount	3.5~5.0						0.8~2.0			0.3	0.08	0.05	0.012	0.15	0.1	0.4
TC3	Ti-5Al-4V	Remaining amount	4.5~6.0			3.5~4.5						0.3	0.08	0.05	0.015	0.15	0.1	0.4
TC4	Ti-6Al-4V	Remaining amount	5.5~6.8			3.5~4.5						0.3	0.08	0.05	0.015	0.2	0.1	0.4
TC4ELI	Ti-6Al-4VELI	Remaining amount	5.5~6.5			3.5~4.5						0.25	0.08	0.03	0.0125	0.13	0.1	0.3
TC6	Ti-6Al-1.5Cr-	Remaining amount	5.5~7.0		2.0~3.0		0.8~	0.2~			0.15~	-	0.08	0.05	0.015	0.18	0.1	0.4
	2.5Mo-0.5Fe-0.3Si						2.3	0.7			0.4
TC8	Ti-6.5Al-3.5Mo	Remaining amount	5.8~6.8		2.8~3.8						0.2~	0.4	0.08	0.05	0.015	0.15	0.1	0.4
	-0.25Si										0.35
TC9	Ti-6.5Al-3.5Mo	Remaining amount	5.8~6.8	1.8~	2.8~3.8						0.2~	0.4	0.08	0.05	0.015	0.15	0.1	0.4
	-2.5Sn-0.3Si			2.8							0.4
TC10	Ti-6Al-6V-2Sn	Remaining amount	5.5~6.5	1.5~		5.5~		0.35		0.35~		-	0.08	0.04	0.015	0.2	0.1	0.4
	-0.5Cu-0.5Fe			2.5		6.5		~1.0		1

alloy Brand	Chemical composition	Chemical composition，%
		Main Ingredients										Impurities, not more than
		Ti	Al	Sn	Mo	V	Cr	Fe	Zr	Nb	Si	Fe	C	N	H	O	Other Elements
																	single	sum
TC11	Ti-6.5Al-3.5Mo	Remaining amount	5.8~7.0		2.8~3.8				0.8~2.0		0.2~0.35	0.25	0.08	0.05	0.012	0.15	0.1	0.4
	-1.5Zr-0.3Si
TC12	Ti-5Al-4Mo-4Cr	Remaining amount	4.5~5.5	1.5~2.5	3.5~4.5		3.5~4.5		1.5~3.0	0.5~1.5		0.3	0.08	0.05	0.015	0.2	0.1	0.4
	-2Zr-2Sn-1Nb
TC15	Ti-5Al-2.5Fe	Remaining amount	4.5~5.5					2.0~3.0				-	0.08	0.05	0.013	0.2	0.1	0.3
TC16	Ti-3Al-5Mo-4.5V		2.2~3.8		4.5~5.5	4.0~5.0					≤0.15	0.25	0.08	0.05	0.012	0.15	0.1	0.3
TC17	Ti-5Al-2Sn-2Zr	Remaining amount	4.5~5.5	1.5~2.5	3.5~4.5		3.5~4.5		1.5~2.5			0.25	0.05	0.05	0.012	0.08~	0.1	0.3
	-4Mo-4Cr															0.13
TC18	Ti-5Al-4.75Mo	Remaining amount	4.4~5.7		4.0~5.5	4.0~5.5	0.5~	0.5~1.5	≤0.30		≤0.15	-	0.08	0.05	0.015	0.18	0.1	0.3
	-4.75v-1Cr-1Fe						1.5
TC19	Ti-6Al-2Sn-4Zr	Remaining amount	5.5~6.5	1.75~2.25	5.5~6.5				3.5~4.5			0.15	0.04	0.04	0.0125	0.15	0.1	0.4
	-6Mo
TC20	Ti-6Al-7Nb	Remaining amount	5.5~6.5							6.5~7.5	Ta≤0.5	0.25	0.08	0.05	0.009	0.2	0.1	0.4
TC21	Ti-13Nb-13Zr								12.5-14.0	12.5~14.0		0.25	0.08	0.05	0.012	0.15	0.1	0.4
TC22	Ti-6Al-4V-0.05Pd	Remaining amount	5.5~6.75			3.5~4.5				Pd: 0.04~0.08		0.4	0.08	0.05	0.015	0.2	0.1	0.4
TC23	Ti-6Al-4V-0.1Ru		5.5~6.5			3.5~4.5				Ru: 0.08~0.14		0.25	0.08	0.03	0.015	0.13	0.1	0.4

Comparison of new and old pure titanium grades and chemical compositions in foreign and national standards

standard	Brand	Chemical composition，%
		Impurities, not more than
		Ti	Fe	C	N	H	O	Other Elements
		Ti	Fe	C	N	H	O	single	sum
GB/T 3620.1-200X	TA1ELI	Remaining amount	0.1	0.03	0.012	0.008	0.1	0.05	0.2
ISO 5832/2-1999	Gr.1 ELI	Remaining amount	0.1	0.03	0.012	0.0125	0.1	-	-
GB/T 3623-1998	TA0ELI	Remaining amount	0.1	0.03	0.02	0.008	0.1	0.05	0.2
GB/T 3620.1-200X	TA1	Remaining amount	0.2	0.08	0.03	0.015	0.18	0.1	0.4
ISO 5832/2-1999	Gr.1	Remaining amount	0.2	0.1	0.03	0.0125	0.18	-	-
ASTM B Titanium material	Gr.1	Remaining amount	0.2	0.08	0.03	0.015	0.18	0.1	0.4
GB/T 3620.1-1994	TA0	Remaining amount	0.15	0.1	0.03	0.015	0.15	0.1	0.4
GB/T 3620.1-200X	TA2	Remaining amount	0.3	0.08	0.03	0.015	0.25	0.1	0.4
ISO 5832/2-1999	Gr.2	Remaining amount	0.3	0.1	0.03	0.0125	0.25	-	-
ASTM B Titanium material	Gr.2	Remaining amount	0.3	0.08	0.03	0.015	0.25	0.1	0.4
GB/T 3620.1-1994	TA1	Remaining amount	0.25	0.1	0.03	0.015	0.2	0.1	0.4
GB/T 3620.1-200X	TA3	Remaining amount	0.3	0.08	0.05	0.015	0.35	0.1	0.4
ISO 5832/2-1999	Gr.3	Remaining amount	0.3	0.1	0.05	0.0125	0.35	-	-
ASTM B Titanium material	Gr.3	Remaining amount	0.3	0.08	0.05	0.015	0.35	0.1	0.4
GB/T 3620.1-1994	TA2	Remaining amount	0.3	0.1	0.05	0.015	0.25	0.1	0.4
GB/T 3620.1-200X	TA4	Remaining amount	0.5	0.08	0.05	0.015	0.4	0.1	0.4
ISO 5832/2-1999	Gr.4	Remaining amount	0.5	0.1	0.05	0.0125	0.4	-	-
ASTM B Titanium material	Gr.4	Remaining amount	0.5	0.08	0.05	0.015	0.4	0.1	0.4
GB/T 3620.1-1994	TA3	Remaining amount	0.4	0.1	0.05	0.015	0.3	0.1	0.4