We offer EN10028 P275NH  Boiler Pressure Vessel steel plate and sheet :

1.P275NH  Chemical Composition:

C :<=0.18   Si:<= 0.4  Mn:0.5-1.4  S :<=0.03   N:<= 0.02   AL:<= 0.02   Nb:<= 0.05   

P :<=0.03  Cr:<=0.30   Ni:<=0.50 Mo::<= 0.08   Cu:<= 0.30   V:<= 0.05  Ti :<= 0.03

Nb+Ti+V:<=0.05

2. P275NH  Mechanical  properties:

Tensile Strength σb(MPa) :

370-490(thickness  under 70mm);   

350-470(thickness between 70-100mm);

390-510(thickness above 150mm)

Yield Strength σ0.2 :  

>=275(thickness  under 35mm);

>=265(thickness between  35-50 mm);

>=255(thickness between  50-70mm);

>=235(thickness between  70-100mm);

>=225(thickness between  100-150mm)

Elongation δ5(%) : >= 23

Impact Energy (KV J) :  

>=27(under -20 degree );

>=34(under 0 degree );

>=40(under 20 degree )

3. P275NH  Application :

EN10028 P275NH  steel plate/sheet, under EN standard, we can regard P275NH  steel plate/sheet for boilers and Pressure Vessels steels.EN10028 P275NH  steel plate/sheet is for boilers and Pressure Vessels steels,it is a normalized steel plate and sheet which is mainly used for building pressure vessels and boilers and pipes for hot liquid.

4. P275NH  Specification(mm) :   Thickness : 8-300     Width : 1500-3200

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