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3.50-4.50 Application:Carbide for cutting tools
Category Type Steel grade Standard Country
Grades Special Alloy 3.50-4.50 SS Sweden

Chemical composition % of the ladle analysis of grade 3.50-4.50

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%) W(%) Co(%)
1.35-1.45 0.25-0.50 0.20-0.40 ≤0.030 ≤0.030 3.70-4.40 3.40-3.80 3.40-3.80 3.40-3.80 ≤0.030
Mechanical properties of grade 3.50-4.50
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)
295 (≥) 359 (≥) 42 43 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 144
Physical properties of grade 3.50-4.50
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
916 (≥) 865 (≥) 41 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 443
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
184 269 942
3.50-4.50 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
1Cr18Mn10Ni5Mo3N SS Sweden
Of urea with good corrosion resistance, can produce urea corrosion of the equipment.
0Cr23Ni13 SS Sweden
Corrosion resistance and heat resistance are better than 0cr19ni9
T72301 SS Sweden
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
W2-A SS Sweden
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
T72302 SS Sweden
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
G3000 SS Sweden
Cars and diesel engine cylinder block, cylinder head, flywheel and differential carrier medium castings, piston, brake hub and clutch plate
G3500 SS Sweden
Used in the products of the automobile, truck, tractor, and allied industries
G3500b SS Sweden
Diesel engine cylinder block, truck and tractor cylinder block and cylinder head, flywheel, tractor transmission case and heavy-load gear box
G3500c SS Sweden
Used in the products of the automobile, truck, tractor, and allied industries
T72305 SS Sweden
Carbon tool steel
00Cr17Ni14Mo2 SS Sweden
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
X2CrNiMo18-14-3 SS Sweden
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
1.4435 SS Sweden
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
Z 3 CND 17-11-02 SS Sweden
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
TS 60 SS Sweden
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
00Cr17Ni13Mo2N SS Sweden
Seamless stainless steel tubes for boiler and heat exchanger
0Cr19Ni13Mo3 SS Sweden
Seamless stainless steel tubes for boiler and heat exchanger
00Cr19Ni13Mo3 SS Sweden
Seamless stainless steel tubes for boiler and heat exchanger
1Cr18Ni12Mo3Ti SS Sweden
Seamless stainless steel tubes for boiler and heat exchanger
0Cr18Ni12Mo3Ti SS Sweden
Seamless stainless steel tubes for boiler and heat exchanger

Relevant products

3.50-4.50 Equivalent Grade Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
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