Location » Home » Grades > Stainless Steels & Special Steels > 1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3

SEW 1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3 Details

Non magnetizable steels. Technical delivery conditions
Ship building
Electrical engineering
Machine engineering

1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3 Application:Non magnetizable steels. Technical delivery conditions,Ship building,Electrical engineering,Machine engineering,Resistant in sea water up to approx. 60 °C, also against stress corrosion cracking
Category Type Grade Designations
Grades Stainless Steels & Special Steels 1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3 Germany - SEW ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
Mechanical properties of grade 1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3
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)
641 (≥) 651 (≥) 21 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 432
Physical properties of grade 1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3
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
781 (≥) 717 (≥) 44 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 422
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
771 644 471
1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3 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
1-3974 / F49 / S33228 / X2CrNiMnMoNNb23-17-6-3 SEW Germany
Non magnetizable steels. Technical delivery conditions,Ship building,Electrical engineering,Machine engineering,Resistant in sea water up to approx. 60 °C, also against stress corrosion cracking
A 167 S34565 SAE USA
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 213 S34565 SAE USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 S34565 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S34565 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 269 S34565 SAE USA
Seamless and Welded Austenitic Stainless Steel Tubing for General Service
A 276 S34565 SAE USA
Stainless Steel Bars and Shapes
A 312 S34565 SAE USA
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A 358 S34565 SAE USA
Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
A 376 S34565 SAE USA
Seamless Austenitic Steel Pipe for High-Temperature Central-Station Service
A 403 CR S34565 SAE USA
Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
A 403 WP S34565 SAE USA
Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
A 409 S34565 SAE USA
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service
A 479 S34565 SAE USA
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 943 S34565 SAE USA
Spray-Formed Seamless Austenitic Stainless Steel Pipes
A 959 S34565 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
S34565 AISI USA
Austenitic Chromium Nickel Manganese Molybdenum Stainless Steel
SA-213 S34565 AMS USA
Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
SA-240 S34565 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-249 S34565 AMS USA
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Enquiry