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SS 439

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International ISO SS439 焊材 - 电极丝，条状电极，导线和融合不锈钢和耐热钢的焊接棒 - 分类 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SS439 / SS 439
Category Grade Standard Region/Area Standard Content
Metals SS 439 ISO 14343 International 焊材 - 电极丝，条状电极，导线和融合不锈钢和耐热钢的焊接棒 - 分类

Chemical composition(mass fraction)(wt.%) of the SS 439

Element Min Max Similar
Si - 0.5000 -
S - 0.0100 -
P - 0.0200 -
Ni 30.0000 33.0000 -
N 0.3500 0.6000 -
Mo 0.5000 2.0000 -
Mn - 2.0000 -
Cu 0.3000 1.2000 -
Cr 31.0000 35.0000 -
C - 0.0150 -

Mechanical Properties of steel grade SS 439

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)
833 (≥) 367 (≥) 41 22 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade SS 439

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 - -     0.22 -  
235 673 - 12.3 123   -  
836 - 24 23.2   442 144

Heat Treatment of steel grade SS 439

Heat treated : 1772°C - 1515°C

Technological Curves of steel grade SS 439

Cross Reference Table (Equivalent Grade) of SS 439

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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