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S3 Application:The Czech republic Structural steel
Category Type Steel grade Standard Country
Grades Special Alloy S3 CSN Czech Republic

Chemical composition % of the ladle analysis of grade S3

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.09-0.15 Max 0.10 1.25-1.55 0.030 0.030 Max 0.15 Max 0.15
S3
Mechanical properties of grade S3
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)
391 (≥) 366 (≥) 41 43 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Physical properties of grade S3
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
359 (≥) 491 (≥) 34 21 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
746 111 759
S3 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
S30100 CSN Czech Republic
Austenitic Chromium Nickel Stainless Steel
SA-240 S30100 CSN Czech Republic
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-666 S30100 CSN Czech Republic
Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
A 314 302 CSN Czech Republic
Stainless Steel Billets and Bars for Forging
302 CSN Czech Republic
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
S30200 CSN Czech Republic
Austenitic Chromium Nickel Stainless Steel
A 240 S30200 CSN Czech Republic
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 S30200 CSN Czech Republic
Stainless Steel Bars and Shapes
A 313 S30200 Class 1 CSN Czech Republic
Stainless Steel Bars and Shapes
A 313 S30200 Class 2 CSN Czech Republic
Stainless Steel Spring Wire
A 314 S30200 CSN Czech Republic
Stainless Steel Billets and Bars for Forging
A 368 S30200 CSN Czech Republic
Stainless Steel Wire Strand
A 473 S30200 CSN Czech Republic
Stainless Steel Forgings
A 478 S30200 CSN Czech Republic
Chromium-Nickel Stainless Steel Weaving and Knitting Wire
A 492 S30200 CSN Czech Republic
Chromium-Nickel Stainless Steel Weaving and Knitting Wire
A 493 S30200 CSN Czech Republic
Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging
A 580 S30200 CSN Czech Republic
Stainless Steel Wire
A 666 S30200 CSN Czech Republic
Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
SA-240 S30200 CSN Czech Republic
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-666 S30200 CSN Czech Republic
Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar

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