UNE XiCrNiMoCuN20-18-7

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UNE XiCrNiMoCuN20-18-7

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XiCrNiMoCuN20-18-7 Application:Spain structural alloy steel

Chemical composition(mass fraction)(wt.%) of the XiCrNiMoCuN20-18-7
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) N(%) Cu(%)
0.020 0.70 1.00 0.030 0.010 19.5-20.5 17.5-18.5 6.00-7:00 0.18-0.25 0.50-1.00

Mechanical properties of grade XiCrNiMoCuN20-18-7

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
182 (≥) 645 (≥) 42 33 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical properties of grade XiCrNiMoCuN20-18-7

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
452 (≥) 179 (≥) 42 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
321 794 648 - - -

XiCrNiMoCuN20-18-7 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED