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6 CuNb 15 5

Favorite Datasheet

Germany DIN 6CuNb155 Low alloyed CuNb steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 6CuNb155 / 6 CuNb 15 5
Category Grade Standard Region/Area Standard Content
Metals 6 CuNb 15 5 -- Germany Low alloyed CuNb steel

Chemical composition(mass fraction)(wt.%) of the 6 CuNb 15 5

Element Min Max Similar
Si 0.4500 0.6500 -
Nb - - -
Mn 0.6000 0.8000 -
Cu 1.5000 1.7000 -
C 0.0400 0.0700 -

Mechanical Properties of steel grade 6 CuNb 15 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)
643 (≥) 311 (≥) 11 13 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade 6 CuNb 15 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
12 - -     0.12 -  
558 679 - 22.3 221   -  
716 - 13 33.2   111 124

Heat Treatment of steel grade 6 CuNb 15 5

Heat treated : 1772°C - 1722°C

Technological Curves of steel grade 6 CuNb 15 5

Cross Reference Table (Equivalent Grade) of 6 CuNb 15 5

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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