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International ISO AK4-1T1 Petroleum and natural gas industries - Aluminium alloy drill pipe and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AK4-1T1 / AK4-1T1
Category Grade Standard Region/Area Standard Content
Metals AK4-1T1 ISO 15546 International Petroleum and natural gas industries - Aluminium alloy drill pipe

Chemical composition(mass fraction)(wt.%) of the AK4-1T1

Element Min Max Similar

Mechanical Properties of steel grade AK4-1T1

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)
524 (≥) 838 (≥) 12 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade AK4-1T1

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
23 - -     0.24 -  
589 516 - 43.3 431   -  
931 - 44 43.2   312 431

Heat Treatment of steel grade AK4-1T1

Heat treated : 1545°C - 1829°C

Technological Curves of steel grade AK4-1T1

Cross Reference Table (Equivalent Grade) of AK4-1T1

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