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Chemical composition % of the ladle analysis of grade Type420FSe

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Cu(%) Other(%)
0.3-0.4 1 1.25 Max 0.06 Max 0.06 12.0-14.0 0.6 Zr 0.6,SeMin 0.15
Type420FSe
Mechanical properties of grade Type420FSe
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)
238 (≥) 195 (≥) 34 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 433
Physical properties of grade Type420FSe
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
346 (≥) 763 (≥) 12 12 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
227 237 213
Type420FSe 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
A 582 S42023
Standard Specification for Free-Machining Stainless Steel Bars
A 895 S42023
Free-Machining Stainless Steel Plate, Sheet, and Strip
S42023
Martensitic Chromium Stainless Steel

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