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CNS 303SeApplication:China Taiwan Stainless steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy CNS 303SeCNSChina

Chemical composition%of the ladle analysis of gradeCNS 303Se

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Other(%)
Max 0.15Max 1.00Max 2.000.20.068.00-10.0017.00-19.00Se Min 0.15
CNS 303Se
Mechanical properties of gradeCNS 303Se
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 ConditionBrinell hardness(HBW)
155(≥)517(≥)423114Solution and Aging,Annealing,Ausaging,Q+T,etc141
Physical properties of gradeCNS 303Se
PropertyDensity
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
118(≥)472(≥)331123Solution and Aging,Annealing,Ausaging,Q+T,etc432
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
338766897
CNS 303SeRange of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
HNV5CNSChina
Steel for intake valves
S63005CNSChina
Steel for intake valves
Z1CNS17-15CNSChina
Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels
Z11CNS17-07AzCNSChina
Stainless steels for general purposes. Plates, wide strips and strips
Z15CNS25-20CNSChina
Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels
Z17CNS20-12CNSChina
Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels
Z80CNS20-02CNSChina
Valve steels and alloys for internal combustion engines
303SeCNSChina
Stainless and heat resisting steels
A 314 303SeCNSChina
Stainless and heat resisting steels
A 473 303 SeCNSChina
Austenitic stainless steel forgings for general use
A 511 MT303SeCNSChina
Austenitic stainless steel forgings for general use
A 581 Type 303SeCNSChina
Free machining stainless and heat resisting steel wire
A 582 Type 303SeCNSChina
Free-machining stainless steel bars
A 895 Type 303SeCNSChina
Free-machining stainless steel bars
A 959 Type 303SeCNSChina
Specifying harmonized standard grade compositions for wrought stainless steels
F 593 303 SeCNSChina
Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs
F 594 303SeCNSChina
Standard Specification for Stainless Steel Nuts
F 880 Class A1-50 303SeCNSChina
Standard Specification for Stainless Steel Socket Set Screws (Metric)
F 880 Class A1-70 303SeCNSChina
Standard Specification for Stainless Steel Socket Set Screws (Metric)
SUS 303SeCNSChina
Standard Specification for Stainless Steel Socket Set Screws (Metric)

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