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E4948

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America ASME E4948 手工电弧焊用碳钢焊条标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E4948 / E4948
Category Grade Standard Region/Area Standard Content
Metals E4948 ASME SFA-5.1/SFA-5.1M America 手工电弧焊用碳钢焊条标准

Chemical composition(mass fraction)(wt.%) of the E4948

Element Min Max Similar
C - 0.1500 -
Mn - 1.6000 -
P - 0.0350 -
S - 0.0350 -
Si - 0.9000 -
Ni - 0.3000 -
Cr - 0.2000 -
Mo - 0.3000 -
V - 0.0800 -
Mn+Ni+Cr+Mo+V - 1.7500 -

Mechanical Properties of steel grade E4948

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)
342 (≥) 823 (≥) 13 11 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade E4948

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 - -     0.31 -  
978 413 - 42.3 133   -  
333 - 13 33.2   311 131

Heat Treatment of steel grade E4948

Heat treated : 1441°C - 1864°C

Technological Curves of steel grade E4948

Cross Reference Table (Equivalent Grade) of E4948

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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