EN 10028–P275NH, P275NL1, P275NL2 Pressure Vessel Steel plate

1.Pressure Vessel Steel Home Page
EN 10028
P235GH | P265GH | P295GH | P355GH | P275 NH/NL1/NL2 | P355 NH/NL1/NL2
P460 NH/NL1/NL2

2.P275NH, P275NL1 & P275NL2 – weldable fine grain pressure vessel steels from Masteel UK Ltd P275NH is a weldable fine-grain steel suitable for the fabrication of pressure vessels for pressurised gases and chemicals, industrial boilers, compressors and heat exchangers. The grade is intended for use in moderate to high temperature service.

3.Other grade types include...
NL1 – is ideal for use in low temperatures
NL2 – is ideal for use in especially low temperatures
Masteel offers P275NH from stock and deliver worldwide. Our carbon plates are also tested to the most stringent standards which makes the suitability of our stock even greater and ensures you get a quicker delivery.

4.Please refer to the data tables below for more information.
Table 1: Chemical Composition of EN 10028 P275 NH, P275 NL1 & P275 NL2

5.Chemical element composition is % by mass.
Element P275NH P275NL1 P275NL2 Element P275NH P275NL1 P275NL2
Carbon (C)
max. 0.16 0.16 0.16 Silicon (Si)
max. 0.40 0.40 0.40
Manganese (Mn) 0.80 to 1.50 0.80 to 1.50 0.80 to 1.50 Phosphorous (P) max. 0.025 0.025 0.020
Sulphur (S)
max. 0.015 0.015 0.010 Chromium (Cr) max. 0.30 0.30 0.30
Molybdenum (Mo) max. 0.08 0.08 0.08 Nickel (Ni)
max. 0.50 0.50 0.50
Niobium (Nb)
max. 0.05 0.05 0.05 Titanium (Ti)
max. 0.03 0.03 0.03
Vanadium (Vi) max. 0.05 0.05 0.05 Nitrogen (N)
max. 0.012 0.012 0.012
Aluminium (Al) min. 0.020 0.020 0.020 Copper (Cu)
max. 0.30 0.30 0.30
The combined quantities of Niobium, Titanium and Vanadium should be 0.05% max.
(Please note: the technical information above is for guidance only – for exact specifications please check with our Sales Team)

6.To find out more about P275 NH, NL1 & NL2 and to receive a competitive quotation for the supply of this material, please contact us.

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