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America SAE TypeT Mechanical and quality requirements for tapping screws and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TypeT / Type T
Category Grade Standard Region/Area Standard Content
Metals Type T SAE J 933 America Mechanical and quality requirements for tapping screws

Chemical composition(mass fraction)(wt.%) of the Type T

Element Min Max Similar

Mechanical Properties of steel grade Type T

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)
545 (≥) 167 (≥) 32 23 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade Type T

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 - -     0.41 -  
657 788 - 13.3 414   -  
344 - 14 23.2   343 113

Heat Treatment of steel grade Type T

Heat treated : 1218°C - 1325°C

Technological Curves of steel grade Type T

Cross Reference Table (Equivalent Grade) of Type T

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