ASTM A 336 Grade F91 Type 2 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: United States / ASTM

Data updates

Latest Update: 2019-02
Total number of updates: 2
Update History
2018-04

This material has 83 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

ASTM A 336 Grade F91 Type 2 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≤ 0.02
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
As
VALUE
≤ 0.010
UNIT
%
CAS NUMBER
7440-38-2
CRITERIA
B
VALUE
≤ 0.001
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-47-3
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
N
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
CRITERIA
Nb
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-03-1
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
Sb
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-36-0
CRITERIA
Si
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Sn
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-31-5
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
CRITERIA
W
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-33-7
CRITERIA
Zr
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-67-7

A336/A336M: 2023 / Standard Specification for Alloy Steel Forgings for Pressure and High-Temperature Parts

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

ASTM A 336 Grade F91 Type 2 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
0.27 — 0.3
Unlock full details
Full data available with free access View Complete Material Data

This material has 83 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

ASTM A 336 Grade F91 Type 2 Heat Treatments

  • The austenitizing temperature shall be in the range of 1040 - 1080°C (1900 - 1975°F). The rate of cooling from 900°C - 480°C (1650°F - 900°F) is no slower than 5°C/min (9°F/min)
    The minimum tempering temperature shall be 730 - 800°C (1350 - 1470°F).

ASTM A 336 Grade F91 Type 2 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
620 — 760 MPa
Unlock full details
Full data available with free access View Complete Material Data
Elongation, A
≥ 19 %
Unlock full details
Full data available with free access View Complete Material Data
Reduction of Area
val1
Full data available with free access View Complete Material Data
%
Unlock full details
Full data available with free access View Complete Material Data
Yield Strength, Rp0.2
≥ 415 MPa
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

ASTM A 336 Grade F91 Type 2 International Equivalent Materials

Showing 13 of 17 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
SA-335 Grade P91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
A 234 Grade WP91 Type 2
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
A 335 Grade P91 Type 2
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-182 F 91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-213 Grade T91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-234 Grade WP91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-336 Grade F91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
A 213 Grade T91 Type 2
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
A 182 F 91 Type 2
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-369 FP91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-387 Grade 91 Type 2
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
AF91G
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
P91
STANDARD
NB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Implicit

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

Need the full list of 17 international equivalents?

See all 17 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

  • 17Cross References
  • 20Composition
  • 6Mechanical Properties
  • 3Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • 13Creep
  • 8Joints
  • -Coatings
  • 15Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • -Total Suppliers