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EN X1CrNiMoCuN20-18-7 Application:Euronorm Stainless Steel
Category Type Steel grade Standard Country
Grades Special Alloy EN X1CrNiMoCuN20-18-7 EN Euronorm

Chemical composition % of the ladle analysis of grade EN X1CrNiMoCuN20-18-7

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.020 0.70 1.00 0.030 0.010 19.5-20.5 17.5-18.5 6.00-7.00
Euronorm Stainless Steel, EN X1CrNiMoCuN20-18-7
Mechanical properties of grade EN X1CrNiMoCuN20-18-7
Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
387 (≥) 823 (≥) 43 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 112
Physical properties of grade EN X1CrNiMoCuN20-18-7
Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
246 (≥) 933 (≥) 32 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 114
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
499 829 756
EN X1CrNiMoCuN20-18-7 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
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
X1CrNiMoCuN20-18-7 EN Euronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4547 EN Euronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X1CrNiMoCuN20-18-7 EN Euronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4547 EN Euronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X1CrNiMoCuN20-18-7 EN Euronorm
Stainless steels - Chemical composition
254SMO, X1CrNiMoCuN20-18-7, 1.4547, UNS S31254 EN Euronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

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