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SEV 295/SEV 30

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SEV 245/SEV 25 SEV 345/SEV 35
#SEV #295

Description

Korea KS SEV 295/SEV 30 Used for pressure vessels in normal temperature, high strength steel plate steel grade and SEV 295/SEV 30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SEV 295/SEV 30
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SEV 295/SEV 30 KS Korea Used for pressure vessels in normal temperature, high strength steel plate steel grade
SHY 685NS
SHY 685N / SHY 70N
SHY 685 /SHY 70
SPPV 235/SPPV24
SPPV 315 /SPPV 32
SPPV 355 /SPPV 36
SPPV 410 /SPPV 42
SPPV 450 /SPPV 46
SPPV 490 /SPPV 50
SEV 245/SEV 25

Chemical composition(mass fraction)(wt.%) of the SEV 295/SEV 30

C(％) Si(％) Mn(％) P(％) S(％) Mo(％) V(%) Cu(%) Nb(%) Other(%)
0.19 0.15-0.60 0.80-1.60 0.035 0.035 0.10-0.40 0.10 0.35 0.05 CE:0.44-0.46

Mechanical Properties of steel grade SEV 295/SEV 30

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
839 (≥) 689 (≥) 34 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SEV 295/SEV 30

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
13 - -     0.13 -  
132 958 - 21.3 243   -  
128 - 23 31.2   234 143

Heat Treatment of steel grade SEV 295/SEV 30

Heat treated : 1581°C - 1951°C

Technological Curves of steel grade SEV 295/SEV 30

Cross Reference Table (Equivalent Grade) of SEV 295/SEV 30

Grade Standard Country Application
SEV245 CNS China China Taiwan Structural steel
SEV295 CNS China China Taiwan Structural steel
SEV345 CNS China China Taiwan Structural steel
SEV 245/SEV 25 KS Korea Used for pressure vessels in normal temperature, high strength steel plate steel grade
SEV 295/SEV 30 KS Korea Used for pressure vessels in normal temperature, high strength steel plate steel grade
SEV 345/SEV 35 KS Korea Used for pressure vessels in normal temperature, high strength steel plate steel grade
SBB 410/SBB 42 KS Korea Boiler and pressure vessel with carbon steel plate and steel grade molybdenum alloy steel plate
SBB 450/SBB 46 KS Korea Boiler and pressure vessel with carbon steel plate and steel grade molybdenum alloy steel plate
SBB 450M/SBB 46M KS Korea Boiler and pressure vessel with carbon steel plate and steel grade molybdenum alloy steel plate
SBB 480/SBB 49 KS Korea Boiler and pressure vessel with carbon steel plate and steel grade molybdenum alloy steel plate
SBB 480M/SBB 49M KS Korea Boiler and pressure vessel with carbon steel plate and steel grade molybdenum alloy steel plate
S32950 UNS USA Dual-phase steel
S32950 UNS USA Dual-phase steel
E295 UNE Spain Spain structural steel
P295GH UNE Spain Spain structural alloy steel
E1295 UNE Spain Spain structural alloy steel
42 2950 CSN Czech Republic The Czech republic Stainless steel
42 2951 CSN Czech Republic The Czech republic Stainless steel
42 2952 CSN Czech Republic The Czech republic Stainless steel
42 2953 CSN Czech Republic The Czech republic Stainless steel
SEV 245/SEV 25 SEV 345/SEV 35
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