AWS 1.4913

Grades | Stainless Steels | 1.4913

AWS 1.4913 ( Martensite )

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1.4913 Application:Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications

Chemical composition(mass fraction)(wt.%) of the 1.4913
Elements Min.（≥） Max.（≤） Similar Remarks
C 0.1700 0.2300
Mn 0.4000 0.9000
P - 0.0250
S - 0.0150
Si - 0.5000
Ni 0.2000 0.6000
Cr 10.0000 11.5000
Mo 0.5000 0.8000
V 0.1000 0.3000
B - 0.0015
Al - 0.0200
N 0.0500 0.1000
Nb 0.2500 0.5500

Mechanical properties of grade 1.4913

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
491 (≥) 885 (≥) 13 24 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical properties of grade 1.4913

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
667 (≥) 144 (≥) 33 42 12 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		 - - -
116 757 573 - - -

1.4913 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