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B122 C70620

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America ASTM B122C70620 铜镍锡合金、铜镍锌合金(镍银)和铜镍合金板、薄板、带材及轧制棒材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B122C70620 / B122 C70620
Category Grade Standard Region/Area Standard Content
Metals B122 C70620 ASTM B122/B122M America 铜镍锡合金、铜镍锌合金(镍银)和铜镍合金板、薄板、带材及轧制棒材

Chemical composition(mass fraction)(wt.%) of the B122 C70620

Element Min Max Similar
Zn - 0.5000 -
Total Others - - -
S - 0.0200 -
Pb - 0.0200 -
P - 0.0200 -
Ni 9.0000 11.0000 -
Mn - 1.0000 -
Fe 1.0000 1.8000 -
Cu 86.5000 - -
C - 0.0500 -

Mechanical Properties of steel grade B122 C70620

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)
547 (≥) 316 (≥) 31 44 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade B122 C70620

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
13 - -     0.11 -  
833 111 - 14.3 323   -  
255 - 33 13.2   233 423

Heat Treatment of steel grade B122 C70620

Heat treated : 1252°C - 1339°C

Technological Curves of steel grade B122 C70620

Cross Reference Table (Equivalent Grade) of B122 C70620

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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