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P275NL1 Steel EN 10028-3 Standard Welding Neck Flange with 1.0488 Steel Number

Product Summary
P275NL1 (1.0488) welding neck flanges made from non-alloy low temperature quality steel. Certified to EN 10028-3 and EN1092-1 standards, offering excellent mechanical properties including high tensile strength and impact resistance at low temperatures.

Product Details

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P275NL1 welding neck flanges

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EN 10028-3 wn neck flanges

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1.0488 steel forged flanges

Material: P275NL1
Steel Number: 1.0488
Type: Wn Flanges
Standard: EN1092-1 Type 01
Product Description
P275NL1 Welding Neck Flanges EN 10028-3 WN Neck Flanges 1.0488 Steel Forged WN Flanges
Product Specifications
Grade: P275NL1
Number: 1.0488
Classification: Non-alloy low temperature quality steel
Applicable Standards
  • EN 10028-3: 2009 Flat products made of steels for pressure purposes. Weldable fine grain steels, normalized
  • EN 10216-3: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Alloy fine grain steel tubes
  • EN 10217-3: 2002 Welded steel tubes for pressure purposes. Alloy fine grain steel tubes
Chemical Composition % of Steel P275NL1 (1.0488)

According to EN 10216-3:2014: 0.5≤ Mn≤1.5; S≤0.008; N≤0.02; Ti≤0.04;

C Si Mn Ni P S Cr Mo V N Nb Ti Al Cu -
max 0.16 max 0.4 0.8 - 1.5 max 0.5 max 0.025 max 0.015 max 0.3 max 0.08 max 0.05 max 0.012 max 0.05 max 0.03 max 0.02 max 0.3 Nb+Ti+V < 0.05
Mechanical Properties of Steel P275NL1 (1.0488)
Tensile Strength (Rm)
Nominal thickness (mm) to 60 60 - 100 100 - 150 150 - 250
Rm - Tensile strength (MPa) (+N) 390-510 370-490 360-480 350-470
Minimum Yield Strength (ReH)
Nominal thickness (mm) to 16 16 - 40 40 - 60 60 - 100 100 - 150 150 - 250
ReH - Minimum yield strength (MPa) (+N) 275 265 255 235 225 215
Impact Energy (KV) - Transverse
Temperature -40° -20° +20°
KV - Impact energy (J) transverse, (+N) 27 35 43-50 47-60
Impact Energy (KV) - Longitudinal
Temperature -50° -40° -20° +20°
KV - Impact energy (J) longitud., (+N) 30 40 50-53 65-70 70-80
Minimum Elongation at Fracture (A)
Nominal thickness (mm) to 60 60 - 250
A - Min. elongation at fracture (%) (+N) 24 23
Equivalent Grades of Steel P275NL1 (1.0488)
Warning! Only for reference EU
EN USA Germany DIN, WNr England BS
P275NL1 A633A
A662Gr.A
TStE285 43EE
Product Images
P275NL1 welding neck flange technical diagram P275NL1 steel flange material specification
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