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China 宝钢Q/BQB B443NT 食具容器用资源节约型不锈钢钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B443NT / B443NT
Category Grade Standard Region/Area Standard Content
Metals B443NT Q/BQB 4303 China 食具容器用资源节约型不锈钢钢板及钢带

Chemical composition(mass fraction)(wt.%) of the B443NT

Element Min Max Similar

Mechanical Properties of steel grade B443NT

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)
867 (≥) 129 (≥) 13 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade B443NT

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 - -     0.42 -  
737 445 - 43.3 432   -  
167 - 43 44.2   134 114

Heat Treatment of steel grade B443NT

Heat treated : 1525°C - 1198°C

Technological Curves of steel grade B443NT

Cross Reference Table (Equivalent Grade) of B443NT

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