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B344 Ni35-Cr20

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America ASTM B344Ni35-Cr20 拉制或轧制镍铬和镍铬铁合金电加热元件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B344Ni35-Cr20 / B344 Ni35-Cr20
Category Grade Standard Region/Area Standard Content
Metals B344 Ni35-Cr20 ASTM B344 America 拉制或轧制镍铬和镍铬铁合金电加热元件

Chemical composition(mass fraction)(wt.%) of the B344 Ni35-Cr20

Element Min Max Similar

Mechanical Properties of steel grade B344 Ni35-Cr20

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)
484 (≥) 241 (≥) 24 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade B344 Ni35-Cr20

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
23 - -     0.12 -  
648 873 - 14.3 222   -  
577 - 22 33.2   344 423

Heat Treatment of steel grade B344 Ni35-Cr20

Heat treated : 1945°C - 1253°C

Technological Curves of steel grade B344 Ni35-Cr20

Cross Reference Table (Equivalent Grade) of B344 Ni35-Cr20

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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