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B644 4C

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America ASTM B6444C 铜合金添加剂 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B6444C / B644 4C
Category Grade Standard Region/Area Standard Content
Metals B644 4C ASTM B644 America 铜合金添加剂

Chemical composition(mass fraction)(wt.%) of the B644 4C

Element Min Max Similar

Mechanical Properties of steel grade B644 4C

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)
967 (≥) 714 (≥) 31 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade B644 4C

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
21 - -     0.42 -  
317 283 - 43.3 241   -  
479 - 32 22.2   322 131

Heat Treatment of steel grade B644 4C

Heat treated : 1692°C - 1488°C

Technological Curves of steel grade B644 4C

Cross Reference Table (Equivalent Grade) of B644 4C

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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