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B974 C49340

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America ASTM B974C49340 易切削铋黄铜棒，棒材和线缆 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B974C49340 / B974 C49340
Category Grade Standard Region/Area Standard Content
Metals B974 C49340 ASTM B974/B974M America 易切削铋黄铜棒，棒材和线缆

Chemical composition(mass fraction)(wt.%) of the B974 C49340

Element Min Max Similar
W - 0.8000 -
Ta - 0.2000 -
Si - 0.0800 -
S - 0.0150 -
P - 0.0250 -
Ni - - -
Mo 15.5000 17.4000 -
Mn - 0.5000 -
Fe - 1.8000 -
Cu - 0.5000 -
Cr 20.0000 21.4000 -
Co - 1.0000 -
C - 0.0100 -
B - 0.0060 -
Al - 0.5000 -

Mechanical Properties of steel grade B974 C49340

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)
577 (≥) 754 (≥) 31 34 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade B974 C49340

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 - -     0.42 -  
652 912 - 14.3 341   -  
345 - 13 13.2   323 343

Heat Treatment of steel grade B974 C49340

Heat treated : 1677°C - 1569°C

Technological Curves of steel grade B974 C49340

Cross Reference Table (Equivalent Grade) of B974 C49340

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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