GB Q245R Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: China / GB
Indicative price:

Data updates

Latest Update: 2026-05
Total number of updates: 12
Update History

This material has 9483 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

GB Q245R Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≥ 0.020
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
C
VALUE
≤ 0.20
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
≤ 0.30
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cr+Cu+Mo+Ni
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
CRITERIA
Cu
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
Ni
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
P
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Ti
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
V
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-62-2

GB/T 713: 2014 / Steel plates for boilers and pressure vessels

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

GB Q245R 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
val1
Full data available with free access View Complete Material Data
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
Coefficient of Thermal Expansion (CTE)
val1
Full data available with free access View Complete Material Data
10-6/°C
Unlock full details
Full data available with free access View Complete Material Data

This material has 9483 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

GB Q245R Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
370 — 520 MPa
Unlock full details
Full data available with free access View Complete Material Data
Elongation, A
≥ 24 %
Unlock full details
Full data available with free access View Complete Material Data
Yield Strength, Rp0.2
≥ 175 MPa
Unlock full details
Full data available with free access View Complete Material Data
Impact Energy
val1
Full data available with free access View Complete Material Data
J
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

GB Q245R International Equivalent Materials


Showing 15 of 244 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
CSN
COUNTRY / PRODUCER
Czech Republic
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ISO
COUNTRY / PRODUCER
International
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
NBN
COUNTRY / PRODUCER
Belgium
EQUIVALENCE CATEGORY
Official

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

Need the full list of 244 international equivalents?

See all 244 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

  • 244Cross References

  • 32Composition
  • 243Mechanical Properties
  • 30Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability

  • 15Stress-Strain
  • 2Formability
  • -Fatigue
  • -Fracture
  • 110Creep

  • 83Joints
  • -Coatings
  • 25Dimensions
  • 1Tribology

  • 8491Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • 207Total Suppliers