BDS Grade 4 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: Bulgaria / BDS

Data updates

Latest Update: -
Total number of updates: 0

This material has 137 properties — only a subset is shown here.

Unlock full material properties, including detailed values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

BDS Grade 4 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.50
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
P
VALUE
≤ 0.060
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
≤ 0.150
UNIT
%
CAS NUMBER
7704-34-9

EN 20898-2: 1993 / Mechanical properties of fasteners - Part 2: Nuts with specified proof load values

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

BDS Grade 4 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
Unlock full details
Full data available with free access View Complete Material Data
Density
7.67 — 7.86 kg/dm³
Unlock full details
Full data available with free access View Complete Material Data
Poisson Coefficient
val1
Full data available with free access View Complete Material Data
Unlock full details
Full data available with free access View Complete Material Data
Service Temperature
-50 — 150 °C
Unlock full details
Full data available with free access View Complete Material Data

This material has 137 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

BDS Grade 4 Mechanical Properties


Temperature

PROPERTY / VALUE
Vickers Hardness (HV)
117 — 302
Unlock full details
Full data available with free access View Complete Material Data

Need complete mechanical properties to make the right choice?

Get complete data on strength, hardness, fatigue, and more.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

BDS Grade 4 International Equivalent Materials


Showing 15 of 129 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
BDS
COUNTRY / PRODUCER
Bulgaria
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
JIS
COUNTRY / PRODUCER
Japan
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
JIS
COUNTRY / PRODUCER
Japan
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
ASRO
COUNTRY / PRODUCER
Romania
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
BDS
COUNTRY / PRODUCER
Bulgaria
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
CSN
COUNTRY / PRODUCER
Czech Republic
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
ISO
COUNTRY / PRODUCER
International
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
ISO
COUNTRY / PRODUCER
International
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
STANDARD
JIS
COUNTRY / PRODUCER
Japan
EQUIVALENCE CATEGORY
Composition 100%

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

Need the full list of 129 international equivalents?

See all 129 equivalent grades with detailed mapping by standard, producer and equivalence category.

View All Equivalents ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

Optimize material selection for your application - Book A Demo

  • 129Cross References

  • 3Composition
  • 1Mechanical Properties
  • 4Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability

  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep

  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology

  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • -Total Suppliers