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China YS ERZr-5 锆及锆合金焊丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ERZr-5 / ERZr-5
Category Grade Standard Region/Area Standard Content
Metals ERZr-5 YS/T 887 China 锆及锆合金焊丝

Chemical composition(mass fraction)(wt.%) of the ERZr-5

Element Min Max Similar
O 0.1100 0.1600 -
C - 0.0300 -
H - 0.0050 -
N - 0.0150 -
Fe+Cr - 0.2000 -
Nb 2.0000 3.0000 -
Hf - 4.5000 -
Zr+Hf 95.5000 - -

Mechanical Properties of steel grade ERZr-5

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)
688 (≥) 638 (≥) 34 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade ERZr-5

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
42 - -     0.31 -  
614 287 - 43.3 343   -  
423 - 24 42.2   311 131

Heat Treatment of steel grade ERZr-5

Heat treated : 1439°C - 1243°C

Technological Curves of steel grade ERZr-5

Cross Reference Table (Equivalent Grade) of ERZr-5

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