Alloy 1980 (В48-4)

Designation

Name The value
Designation GOST Cyrillic 1980
Designation GOST Latin 1980
Transliteration 1980
By chemical elements 1980
Name The value
Designation GOST Cyrillic В48-4
Designation GOST Latin B48-4
Transliteration V48-4
By chemical elements В48-4

Description

1980 alloy used: for the manufacture of tubes and extruded sections; replacerange plates; details of special branches of engineering and shipbuilding and aircraft manufacturing; pressed large pipes.

Standards

Name Code Standards
Bars and shapes В52 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 5.9442-84, OST 1 92059-90
Tubes of non-ferrous metals and alloys В64 OST 1 92048-90, OST 1 92048-76, TU 1-4-012-77, TU 5.961-11020-75
Sheets and strips В53 OST 1 92073-82, OST 1 92063-78
Non-ferrous metals, including rare, and their alloys В51 OST 5Р.9466-88, TU 1-4-007-77

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, %
Rolled sheet. Quenching + artificial aging (T1)
1-10 ≥290 360-460 ≥8
Extruded solid section area of 200 cm2 on OST 1 92059-90 in the delivery condition (without the t/o - all dimensions, T1 - quenching + artificial aging up to 100 cm2)
≥295 ≥365 ≥11
Large-size extruded tubes according to OST 1 92048-76 on delivery
≥343 ≥392 ≥9

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d5 Elongation after rupture

Physical characteristics

Temperature r, kg/m3
20 27613

A description of the physical symbols

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