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B622 R30556

America ASTM B622R30556 无缝镍和镍钴合金管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B622R30556 / B622 R30556
Category Grade Standard Region/Area Standard Content
Metals B622 R30556 ASTM B622 America 无缝镍和镍钴合金管

Chemical composition(mass fraction)(wt.%) of the B622 R30556

Element Min Max Similar

Mechanical Properties of steel grade B622 R30556

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)
853 (≥) 419 (≥) 22 31 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade B622 R30556

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 - -     0.12 -  
769 363 - 34.3 244   -  
194 - 14 33.2   344 442

Heat Treatment of steel grade B622 R30556

Heat treated : 1462°C - 1437°C

Technological Curves of steel grade B622 R30556

Cross Reference Table (Equivalent Grade) of B622 R30556

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