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ECA2

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America ASME ECA2 埋弧焊用低合金钢焊丝和焊剂标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ECA2 / ECA2
Category Grade Standard Region/Area Standard Content
Metals ECA2 ASME SFA-5.23/SFA-5.23M America 埋弧焊用低合金钢焊丝和焊剂标准

Chemical composition(mass fraction)(wt.%) of the ECA2

Element Min Max Similar
Total others - 0.5000 -
Si 0.5000 0.8000 -
S - 0.0250 -
P - 0.0250 -
Ni - 0.1500 -
Mo 0.4000 0.6000 -
Mn 1.6000 2.1000 -
Cu - 0.3500 -
C 0.0700 0.1200 -

Mechanical Properties of steel grade ECA2

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)
419 (≥) 839 (≥) 41 33 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade ECA2

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
24 - -     0.12 -  
313 338 - 24.3 421   -  
848 - 24 22.2   422 243

Heat Treatment of steel grade ECA2

Heat treated : 1966°C - 1125°C

Technological Curves of steel grade ECA2

Cross Reference Table (Equivalent Grade) of ECA2

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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