K55 (European Union / EN) Material Properties

Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: European Union / EN

Data updates

Latest Update: 2014-05
Total number of updates: 1
Update History:

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 379 — 552 MPa view details
Tensile Strength 655 MPa view details
Elongation, A 12 — 20 % view details
Yield Strength, Rp0.2 55 — 80.1 ksi view details
Tensile Strength 95 ksi view details
Elongation, A 12 — 20 % view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 210 GPa view details
Density 7.67 — 7.86 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 30.5 E+03 ksi view details
Density 0.277 — 0.284 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
P
VALUE
≤ 0.030
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
≤ 0.030
UNIT
%
CAS NUMBER
7704-34-9

EN ISO 11960: 2021 / Petroleum and natural gas industries - Steel pipes for use as casing or tubing for wells

Heat Treatments

  • Full-body, full-length normalized, normalized and tempered or quenched and tempered