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AFNOR X1NiCrMoCu31-27-4 Details

Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

AFNOR X1NiCrMoCu31-27-4 Standard Download

X1NiCrMoCu31-27-4 Application:Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Category Type Grade Microstructure Designations
Grades Stainless Steels X1NiCrMoCu31-27-4 Austenite France - AFNOR , NF EN 10028-7 | NF EN 10088-1 | NF EN 10088-2 | NF EN 10088-3 | NF EN 10088-4 | NF EN 10088-5 | NF EN 10216-5 (2004) | NF EN 10217-7 | NF EN 10250-4 | NF EN 10253-3 | NF EN 10253-4 | NF EN 10272 | NF EN 10297-2 (2005) |
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.020
Si - 0.70
Mn - 2.00
P - 0.030
S - 0.010
Cr 26.00 28.00
Mo 3.00 4.00
Ni 30.00 32.00
N - 0.11
Cu 0.70 1.50
Mechanical properties of grade X1NiCrMoCu31-27-4
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)
121 (≥) 479 (≥) 13 33 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 314
Physical properties of grade X1NiCrMoCu31-27-4
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
272 (≥) 539 (≥) 42 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 124
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
464 347 749
X1NiCrMoCu31-27-4 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
X1NiCrMoCu31-27-4 B.S. UK
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4563 B.S. UK
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X1NiCrMoCu31-27-4 AFNOR France
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4563 AFNOR France
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X1NiCrMoCu31-27-4, 1.4563, Alloy 28, UNS N08028 AFNOR France
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Austenitic steel designed to deal with sour gas, phosphoric, sulphuric and acetic acids, and vinyl chloride. It is used for heat exchangers, co

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