EN 10217-6 Grade P265NL Normalized Steel Tubes – Low-Temperature Resistance & Superior Weldability
Submerged-arc welded tubes made of the non-alloy quality steel P265NL, which is low temperature resistant, are used first of all in the apparatus construction, reservoir construction, pipeline construction as well as in the general mechanical engineering and device construction. The weldability is given.
Properties
General
| Property | Temperature | Value | Comment |
|---|---|---|---|
Density | 23.0 °C | 7.8 - 7.9 g/cm³ | Typical for Low Carbon Steel |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 200 - 215 GPa | Typical for Low Carbon Steel |
Elongation | 20.0 °C | 24 % | |
Elongation, transverse | 20.0 °C | 22 % | |
Poisson's ratio | 23.0 °C | 0.29 [-] | Typical for Low Carbon Steel |
Shear modulus | 23.0 °C | 82 GPa | Typical for Low Carbon Steel |
Tensile strength | 20.0 °C | 410 - 570 MPa | |
Tensile strength, transverse | 20.0 °C | 410 - 570 MPa | |
Yield strength Rp0.2 | 20.0 °C | 265 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.32E-5 - 1.38E-5 1/K | Typical for Low Carbon Steel |
Max service temperature | 500 °C | Typical for Carbon Steel | |
Melting point | 1480 - 1526 °C | Typical for Low Carbon Steel | |
Specific heat capacity | 23.0 °C | 465 J/(kg·K) | Typical for Low Carbon Steel |
Thermal conductivity | 23.0 °C | 25 - 93 W/(m·K) | Typical for Low Carbon Steel |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 1.43E-7 - 1.74E-7 Ω·m | Typical for Carbon Steel |
Magnetic
| Property | Value | Comment |
|---|---|---|
Curie temperature | 770 °C | Typical for Low Carbon Steel |
Chemical properties
| Property | Value |
|---|---|
Aluminium | 0.02 % |
Carbon | 0.2 % |
Chromium | 0.3 % |
Copper | 0.3 % |
Manganese | 0.6 - 1.4 % |
Molybdenum | 0.08 % |
Nickel | 0.3 % |
Niobium | 0.01 % |
Phosphorus | 0.03 % |
Silicon | 0.4 % |
Sulfur | 0.02 % |
Titanium | 0.04 % |
Vanadium | 0.02 % |
Metal
- EN 10225 S355G7 Steel – Normalized or Normalized Formed (N) for Superior Workability and Weldability
- EN 10225 S355G8 Steel – Normalized or Normalized-Formed (+N) Grade
- DIN 2394-2: Grade St 28 Steel – Normalized & Normalized Formed (+N) Properties
- EN 10273 Grade P460NH – High-Temperature Normalized Steel for Pressure Vessel Applications
- EN 10217-4 Grade P265NL: Normalized or Normalized Formed (+N) Low-Temperature Welded Steel Tubes
- EN 10217-6 P215NL Steel: Normalized/Normalized Formed (N) – High-Temperature Resistant Submerged‑Arc Welded Tubes
- EN 10216-4 Grade P265NL Steel Tubes – Normalized or Normalized Formed (+N)
- EN 10216-2 Grade St 45.8: High‑Temperature Normalized Tube Steel (+N) for Seamless Tubes
- EN 10217-2 Grade St 37.8: High‑Temperature Normalized Tube Steel for Industrial Use
- EN 10217‑2 Grade St 42.8 Tube Steel – High‑Temperature Normalized Formed for Vessels & Petrochemical Use