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AWS 1.4003 Details

1.4003 Application:Flat products made of steels for pressure purposes - Part 7: Stainless steels

Category Type Grade Microstructure Designations
Grades Stainless Steels 1.4003 Ferrite Germany - AWS , DIN EN 10028-7 - Flat products made of steels for pressure purposes - Part 7: Stainless steels
DIN EN 10088-1 - Stainless steels - Part 1: List of stainless steels
DIN EN 10088-2 - Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
DIN EN 10088-3 - Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
DIN EN 10088-4 - Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
DIN EN 10088-5 - Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
DIN EN 10272 - Stainless steel bars for pressure purposes
DIN EN 10296-2 (2005) - Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
DIN 5512-3 - Materials for rail vehicles - Steels - Part 3: Stainless steel flat products; Selected standard
SEW 400 - Stainless steels for rolled and forged products

Chemical composition(wt.%) of 1.4003 grade: DIN EN 10028-7

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Si - 1.00
Mn - 1.50
P - 0.040
S - 0.015
Cr 10.5 12.5
Ni 0.30 1.00
N - 0.030
Stainless steels - Technical delivery conditions for drawn wire
Ferritic stainless steel

Mechanical properties of grade 1.4003 DIN EN 10028-7

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)
483 (≥) 367 (≥) 14 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical properties of grade 1.4003 DIN EN 10028-7

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
374 (≥) 927 (≥) 22 34 41 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
573 723 781

1.4003 - Form of Supply

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
X2CrNi12 AWS Germany
Flat products made of steels for pressure purposes - Part 7: Stainless steels
X 2 Cr 11 AWS Germany
Flat products made of steels for pressure purposes - Part 7: Stainless steels
1.4003 AWS Germany
Flat products made of steels for pressure purposes - Part 7: Stainless steels
X2CrNi12 AFNOR France
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4003 AFNOR France
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X2CrNi12 ISO International
Stainless steels - Chemical composition
X2CrNn2 B.S. UK
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4003 B.S. UK
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

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