Alloy AV (1340)

Designation

Name	The value
Designation GOST Cyrillic	АВ
Designation GOST Latin	AB
Transliteration	AV
By chemical elements	-

Name	The value
Designation GOST Cyrillic	1340
Designation GOST Latin	1340
Transliteration	1340
By chemical elements	1340

Description

Alloy AB is used: for the manufacture of drawn wire; helicopter blades, stamped and forged parts of complex configuration, production of profiles with cross-sectional area of 200 cm² and a diameter of circumcircle up to 350mm suitable for use in the aviation industry and special machine building industries; extruded large pipes.

Note

The alloy system Al-Mg-Si.

Standards

Name	Code	Standards
Tape	В54	GOST 13726-97
Sheets and strips	В53	GOST 17232-99, GOST 21631-76, OST 1 90166-75, TU 1-1-74-77, TU 1-2-468-84, TU 1-4-026-77, TU 1-4-ЭД1.026-84, TU 1-804-473-2009
Tubes of non-ferrous metals and alloys	В64	GOST 18475-82, GOST 18482-79, OST 1 92048-90, OST 1 92048-76, TU 1-2-121-77, TU 1-2-146-78, TU 1-2-407-82, TU 1-2-46-78, TU 1-2-65-77, TU 1-5-185-76
Bars	В55	GOST 21488-97, GOST Р 51834-2001, OST 1 90395-91, TU 1-4-389-81
Non-ferrous metals, including rare, and their alloys	В51	GOST 4784-97, OST 1 92014-90
Bars and shapes	В52	GOST 8617-81, GOST 13616-97, GOST 13617-97, GOST 13618-97, GOST 13619-97, GOST 13620-90, GOST 13621-90, GOST 13622-91, GOST 13623-90, GOST 13624-90, GOST 13737-90, GOST 13738-91, GOST 17575-90, GOST 17576-97, GOST 29296-92, GOST 29303-92, GOST Р 50066-92, GOST Р 50067-92, GOST Р 50077-92, OST 1 92093-83, OST 1 92066-91, OST 1 92067-92, OST 1 92069-77, OST 1 90113-86, OST 1 92007-87, TU 1-1-24-83, TU 1-9-1038-79
Processing of metals by pressure. Forgings	В03	OST 1 90073-85, TU 1-5-304-94
Wire from nonferrous metals and their alloys	В74	OST 1 92005-2002

Chemical composition

Standard	Mn	Cr	Si	Fe	Cu	Al	Ti	Zn	Mg
TU 1-804-473-2009	0.15-0.35	≤0.25	0.5-1.2	≤0.5	0.1-0.5	Rest	≤0.15	≤0.2	0.45-0.9
OST 1 92014-90	≤0.05	-	0.35-0.55	≤0.12	≤0.05	Rest	-	≤0.05	0.6-1

Al is the base.
According to GOST 4784-97, the mass fraction of each other impurity (not regulated) ≤ 0.05%, the total mass fraction of other impurities ≤ 0.10%.
According to OST 1 92014-90 the chemical composition is given for the alloy grade AVCH. For the AWB alloy, the mass fraction of copper ≤ 0.10%, magnesium = 0.40-0.90%, manganese ≤ 0.20%, zinc ≤ 0.20%, iron ≤ 0.30%, silicon = 0.40 -0.75%, titanium ≤ 0.15%. For alloy grades АВч and АВп, the mass fractions of each other impurity (not regulated) ≤ 0.05%, the total mass fraction of other impurities ≤ 0.10%.

Mechanical properties

Section, mm	s_T\|s_0,2, MPa	σ_U, MPa	d₅, %	d	d₁₀	KCU, kJ/m²	HB, MPa
Sheet metal in delivery condition according to GOST 21631-76, OST 4.021.047-92 tape according to GOST 13726-97 (samples transverse)
0.5-5	-	≤145	-	≥20	-	-	-
5-10.5	-	≤145	-	≥15	-	-	-
0.5-0.6	-	≥195	-	≥18	-	-	-
0.6-3	-	≥195	-	≥20	-	-	-
3-5	-	≥195	-	≥18	-	-	-
5-10.5	-	≥175	-	≥16	-	-	-
0.5-5	-	≥195	-	≥10	-	-	-
5-10.5	-	≥195	-	≥8	-	-	-
Plate in the delivery condition on the other 1-804-473-2009
11-25	-	≥175	-	≥14	-	-	-
25-40	-	≥165	-	≥12	-	-	-
40-80	-	≥165	-	≥10	-	-	-
11-25	-	≥295	-	≥7	-	-	-
25-40	-	≥285	-	≥6	-	-	-
40-80	-	275	-	6	-	-	-
Plates according to GOST 17232-99 in the delivery condition. T (samples transverse)
11-25	-	≥175	-	≥14	-	-	-
25-40	-	≥165	-	≥12	-	-	-
40-80	-	≥165	-	≥10	-	-	-
Plates according to GOST 17232-99 in the delivery condition. T1. (samples transverse)
11-25	-	≥295	-	≥7	-	-	-
25-40	-	≥285	-	≥6	-	-	-
40-80	-	≥275	-	≥6	-	-	-
Forgings up to 200 mm and forming up to 150 mm OST 1 90073-85. T1. (in the cross section indicates the direction of the samples)
	-	≥275	≥10	-	-	-	≥85
	-	≥265	≥4	-	-	-	≥85
	≥215	≥295	≥12	-	-	-	≥85
Wire drawn (WUAs) at the OST 1 92005-2002. Nagarebana
2-6	≥155	-	-	≥1.5	-	-	-
Wire drawn (Avch) OST 1 92005-2002. Annealing
1.5-10	≥80	-	-	≥20	-	-	-
Hire profile solid section
	≥290	≥350	≥13	-	-	≥350	≥85
Extruded normal strength with the cross-sectional area 200 cm2 and a diameter of the circumscribed circle of up to 350 mm. (longitudinal sample). Quenching + artificial aging
	≥225	≥295	≥10	-	-	-	-
The extruded profiles according to GOST 8617-81 and bars according to GOST 21488-97 normal strength in the delivery condition (longitudinal samples)
	≥100	≥176	≥14	-	-	-	-
100	≥225	≥295	≥10	-	-	-	-
Profiles pressed extra virgin hollow
	-	≥177	≥14	-	-	-	-
Bars extruded high tensile strength in the delivery condition according to GOST 21488-97 (longitudinal samples)
8-100	≥225	≥315	≥8	-	-	-	-
Tubes extruded in the state of delivery according to GOST 18482-79 (samples, in cross-section shows the thickness of the wall)
	≥110	≥210	≥14	-	-	-	-
3-40	≥225	≥310	≥8	-	-	-	-
Large-size extruded tubes according to OST 1 92048-76 on delivery
	-	≥206	≥14	-	-	-	-
	-	≥304	≥8	-	-	-	-
Cold-rolled tubes in the delivery condition according to GOST 18475-82, OST 4.021.119-92 samples (in cross-section shows the thickness of the wall)
	-	≤145	-	-	≥17	-	-
	-	≥145	-	-	-	-	-
	-	≥205	-	-	≥14	-	-
	≥225	≥305	-	-	≥8	-	-

Description mechanical marks

Name	Description
s_T\|s_0,2	Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σ_U	Limit short-term strength
d₅	Elongation after rupture
d	Elongation after rupture
d₁₀	Elongation after rupture
KCU	Toughness
HB	Brinell hardness number

Physical characteristics

Temperature	Е, HPa	r, kg/m³	R, Mr. · m
20	71	2700	37

A description of the physical symbols

Name	Description
Е	The normal elasticity modulus
r	Density
l	Coefficient of thermal conductivity
R	UD. the resistivity
С	Specific heat