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200-400

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LA-100 200-400W
#200-400

Description

200-400 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 200-400
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel 200-400
L-50
L-53
L-56
L-60
L-61
L-70
LA-71
LA-75
LA-90
LA-100

Chemical composition(mass fraction)(wt.%) of the 200-400

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
      0.035 0.035    
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
        By manufacturer decided to    
             

Mechanical Properties of steel grade 200-400

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)
327 (≥) 253 (≥) 31 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade 200-400

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
33 - -     0.41 -  
731 414 - 42.3 433   -  
162 - 21 42.2   111 222

Heat Treatment of steel grade 200-400

Heat treated : 1119°C - 1361°C

Technological Curves of steel grade 200-400

Cross Reference Table (Equivalent Grade) of 200-400

Grade Standard Country Application
RZG200-400 China Investment casting with carbon steel
ZG200-400 China carbon steel castings for general engineering purpose
ZG200-400H China steel casting suitable for welded structure
LA-100 200-400W
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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