UNS S17400

Grades | Stainless Steels | S17400

UNS S17400

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S17400 Application:S17400

Chemical composition(mass fraction)(wt.%) of the S17400
Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.07
SI - 1.00
Mn - 1.00
P - 0.04
S - 0.03
Cr 15.5 17.5
Ni 3.00 5.00
Cu 3.00 5.00
Nb 0.15 0.45

Mechanical properties of grade S17400

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
792 (≥) 374 (≥) 33 31 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical properties of grade S17400

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
893 (≥) 966 (≥) 34 31 22 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		 - - -
221 156 572 - - -

S17400 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