VdTÜV 2 ¼Cr-1 Mo -¼ V Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels

Country / Standard: Germany / VdTÜV

Data updates

Latest Update: 2016-03

Total number of updates: 1

Update History

This material has 22 properties — only a subset is shown here.

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VdTÜV 2 ¼Cr-1 Mo -¼ V Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

≤ 0.002

UNIT

CAS NUMBER

7440-42-8

CRITERIA

VALUE

0.11 – 0.15

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

2.00 – 2.50

UNIT

CAS NUMBER

7440-47-3

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-50-8

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7439-96-5

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7439-98-7

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-03-1

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7723-14-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7704-34-9

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-21-3

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-32-6

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-62-2

WB 525: 2001 / Heat resistant forged steel 2 ¼ Cr - 1 Mo - ¼ V

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VdTÜV 2 ¼Cr-1 Mo -¼ V Physical Properties

Temperature

0 - 30°C

PROPERTY / VALUE

Modulus of Elasticity

190 — 210 GPa

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Density

7.67 — 7.86 kg/dm³

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Poisson Coefficient

0.27 — 0.3

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This material has 22 properties — only a subset is shown here.

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VdTÜV 2 ¼Cr-1 Mo -¼ V Heat Treatments

Hardening from 920 to 980°C, cooling in water or in air; Annealing from 645 to 680°C, cooling in air; Heat treatment after welding: 690 to 720°C, annealing period 1h/25mm for t < 125mm and 5h+15min./25mm for t > 125mm.

VdTÜV 2 ¼Cr-1 Mo -¼ V Mechanical Properties

Temperature

0 - 30°C

PROPERTY / VALUE

Tensile Strength

585 — 760 MPa

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Elongation, A

≥ 18 %

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Impact Energy

val1 J

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Reduction of Area

val1 %

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Yield Strength, Rp0.2

≥ 450 MPa

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-Cross References

12Composition
6Mechanical Properties
3Physical Properties
1Heat Treatment
-Metallography
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