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Deep-drilling rod

Global 企业标准 Deep-drillingrod and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals Deep-drilling rod -- Global

Chemical composition(mass fraction)(wt.%) of the Deep-drilling rod

Element Min Max Similar
Zn - - -
Pb - - 4.0000
Fe - - 0.0500
Cu - - 62.1100

Mechanical Properties of steel grade Deep-drilling rod

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)
126 (≥) 859 (≥) 22 33 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade Deep-drilling rod

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
11 - -     0.33 -  
974 329 - 33.3 141   -  
891 - 23 14.2   332 233

Heat Treatment of steel grade Deep-drilling rod

Heat treated : 1726°C - 1959°C

Technological Curves of steel grade Deep-drilling rod

Cross Reference Table (Equivalent Grade) of Deep-drilling rod

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