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B 744 2219

Description

USA SAE B 744/B 744M (2011), B 744 2219 Specialsteel Aluminum Alloy Sheet for Corrugated Aluminum Pipe and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: B 744 2219
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel B 744 2219 Precipitation-Hardening SAE USA Aluminum Alloy Sheet for Corrugated Aluminum Pipe

Chemical composition(mass fraction)(wt.%) of the B 744 2219

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo W V
≤0.22 ≤0.40 ≤0.75 ≤ ≥ ≤ ≥ ≤0.75 ≤12.50 ≤ ≥ ≤ ≥ ≤ ≥ ≤remaining ≤ ≥ ≤1.00 ≤1.00 ≤0.22

Mechanical Properties of steel grade B 744 2219

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)
859 (≥) 461 (≥) 11 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade B 744 2219

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
44 - -     0.11 -  
964 684 - 43.3 244   -  
346 - 42 21.2   241 134

Heat Treatment of steel grade B 744 2219

Heat treated : 1186°C - 1591°C

Technological Curves of steel grade B 744 2219

Cross Reference Table (Equivalent Grade) of B 744 2219

Relevant standard of B 744 2219

B 744/B 744M (2011) Aluminum Alloy Sheet for Corrugated Aluminum Pipe B-744-B-744M-(2011).pdf

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