P275NH,P 275 NH,EN10028-3 P275NH STEEL PLATE

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P275NH,P 275 NH,EN10028-3 P275NH STEEL PLATE
 
Untiedsteel Mill produced Super thickness plate according to EN10028-3
P275NH steel grade is one of grade in En10028-3, which is non alloy and alloy steels with specified elevated temperature properties. P275NH grades are used above all for manufacturing boilers, pressure vessels and pipes transporting hot liquids.
Supplementary Technology:   HIC Test | NACE MR0175 | Z15 | Z25 | Z35 | S1 | S2 | S3 | S4.1
S5 | S6 | S7 | S8 | S9| S11 | S12 | S14 | S17
 



P275NH Chemical Composition
Grade The Element Max (%)
C Si Mn P S Al(min) N
P275NH 0.16 0.40 0.5-1.40 0.030 0.020   0.02
Cr Cu Mo Nb Ni Ti V
0.30 0.30 0.08 0.005 0.50 0.03 0.05
 
Grade   P275NH Mechanical Property
Thickness Yield Tensilmie Elongation Impact Energy(KV J) min
P275NH mm Min Mpa Mpa Min  % -20° +20°
≤ 16 275 390-510 24 47 55 63
16> to ≤35 275 390-510 24 47 55 63
35> to ≤50 265 390-510 24 47 55 63
50> to ≤70 255 390-510 24 47 55 63
70> to ≤100 235 370-490 23 47 55 63
100> to ≤150 235 350-470 23 47 55 63
 
 
Equivalent steel grade of P275NH
Europe Belgium Germany BS 1501 Italy ASTM India Japan
    WSt E285 224 Gr. 430   A516 Gr. 60    
 
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