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China JB E4303-S 特细碳钢焊条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E4303-S / E4303-S
Category Grade Standard Region/Area Standard Content
Metals E4303-S JB/T 6964 China 特细碳钢焊条

Chemical composition(mass fraction)(wt.%) of the E4303-S

Element Min Max Similar
P - 0.0400 -
S - 0.0400 -

Mechanical Properties of steel grade E4303-S

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)
788 (≥) 643 (≥) 21 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade E4303-S

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
12 - -     0.14 -  
915 122 - 21.3 123   -  
881 - 14 32.2   124 121

Heat Treatment of steel grade E4303-S

Heat treated : 1538°C - 1982°C

Technological Curves of steel grade E4303-S

Cross Reference Table (Equivalent Grade) of E4303-S

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