EN 1.0451 (P215NL) Non-Alloy Steel
Carbon & Non-Alloy Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength420MPa
Yield Strength215MPa
Brinell Hardness120HB
Maximum Service Temperature400°C
Mechanical
A - Min. elongation at fracture (%) longitud., (+N)
25
+N
A - Min. elongation at fracture (%) transverse, (+N)
23
+N
Elastic (Young's, Tensile) Modulus
190 GPa
Impact Strength: V-Notched Charpy
62 J
KV - Impact energy (J) longitud.,
-40° 40
KV - Impact energy (J) longitud.,
-20° 45
KV - Impact energy (J) longitud.,
+20° 55
R p0.2 0.2% proof strength (MPa) (+N)
215
+N
Rm - Tensile strength (MPa) (+N)
360-480
+N
Tensile Strength: Ultimate (UTS)
420 MPa
Tensile Strength: Yield (Proof)
240 MPa
Hardness
+A Soft annealed +AC Annealed to achieve spheroidization of the carbides +AR As rolled +AT Solution annealed +C Cold drawn / hard +CR Cold rolled +FP Treated to ferrite-pearlite structure and hardness range +I Isothermal annealing +LC Cold drawn / soft +M Thermo mechanical rolling +N Normalized +NT Normalized and tempered
+P Precipitation hardened +PE Peeled +QA Air quenched and tempered +QL Liquid quenched and tempered +QT Quenched and tempered +S Treated to improve shearability +SH As rolled and turned +SR Cold drawn and stress relieved +T Tempered +TH Treated to hardness range +WW Warm worked +U Untreated
+A
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
400 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
49 W/m-K
Thermal Diffusivity
13 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
13 points
Electrical
Electrical Conductivity: Equal Volume
7.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.3 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
98 MJ/m 3
Resilience: Unit (Modulus of Resilience)
150 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
15 points
Strength to Weight: Bending
16 points
Environmental
Base Metal Price
2.1 % relative
Embodied Carbon
1.5 kg CO 2 /kg material
Embodied Energy
19 MJ/kg 8.3 x 10 3 BTU/lb
Embodied Water
48 L/kg 5.7 gal/lb
Registered Designations & Aliases
1.04511.0451EN 1.0451 (P215NL) Non-Alloy SteelP215NLP215NL
Standards
EN 10216-4 EN 10216-4: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy and alloy steel tubes with specified low temperature properties
EN 10216-4 EN 10216-4: Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 4: Non-alloy and alloy steel tubes with specified low temperature properties
EN 10216-4 EN 10216-4: Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 4: Non-alloy and alloy steel tubes with specified low temperature properties Pressure Vessels: External Pressure Technology, 2nd ed., Carl T. F. Ross, 2011
EN 10217-4 EN 10217-4: 2002 Welded steel tubes for pressure purposes. Electric welded non-alloy steel tubes with specified low temperature properties
EN 10217-6 EN 10217-6: 2002 Welded steel tubes for pressure purposes. Submerged arc welded non-alloy steel tubes with specified low temperature properties
EN 10253-2 EN 10253-2: 2007 Butt-welding pipe fittings. Non alloy and ferritic alloy steels with specific inspection requirements