Location » Home » Grades > Stainless Steels > 1.4303

AWS 1.4303 Details

1.4303 Application:Stainless steels - Technical delivery conditions for drawn wire

Category Type Grade Designations
Grades Stainless Steels 1.4303 Germany - AWS , DIN 17440 (2001) - Stainless steels - Technical delivery conditions for drawn wire
DIN 17440 (1972) - Stainless steels - Technical delivery conditions for drawn wire
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 10264-4 (2002) - Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
DIN EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
DIN 1654-5 (1989) - Cold heading and cold extruding steels; technical delivery conditions for stainless steels
DIN 17441 (1985) - Stainless steels - Technical delivery conditions for cold rolled strips and slit coils strip and sheets cut from such strips for pressure purposes
DIN EN 10263-5 - Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels

Chemical composition(wt.%) of 1.4303 grade: DIN 17440 (2001)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.06
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.015
Cr 17.0 19.0
Ni 11.0 13.0
N - 0.11
Stainless steels - Technical delivery conditions for drawn wire

Mechanical properties of grade 1.4303 DIN 17440 (2001)

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)
668 (≥) 119 (≥) 31 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical properties of grade 1.4303 DIN 17440 (2001)

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
449 (≥) 622 (≥) 21 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 323
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
185 736 697

1.4303 - 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
X4CrNi18-12 AWS Germany
Stainless steels - Technical delivery conditions for drawn wire
1.4303 AWS Germany
Stainless steels - Technical delivery conditions for drawn wire
X4CrNi18-12 B.S. UK
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
1.4303 B.S. UK
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
X4CrNi18-12 AFNOR France
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
1.4303 AFNOR France
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Enquiry