423842

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Czech CSN 423842 Gold-silver-copper alloy.Au58.5 Ag14 Cu(purity 585/1000 Au) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 423842 / 423842

Category	Grade	Standard	Region/Area	Standard Content
Metals	423842	CSN 42 3842	Czech	Gold-silver-copper alloy.Au58.5 Ag14 Cu(purity 585/1000 Au)

Chemical composition(mass fraction)(wt.%) of the 423842

Element	Min	Max	Similar
Others total	-	0.2500	-
Pb	-	0.0050	-
Bi	-	0.0050	-
Ag	19.5000	20.5000	-
Fe	-	0.1500	-
Sb	-	0.0050	-
Cu	-	-	-
Au	58.5000	58.7000	-

Mechanical Properties of steel grade 423842

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
174 (≥)	482 (≥)	32	22	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	214

Physical Properties of steel grade 423842

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
42	-	-			0.44	-
231	975	-	42.3	324		-
923	-	42	34.2			432	112

Heat Treatment of steel grade 423842

Heat treated : 1173°C - 1342°C

Technological Curves of steel grade 423842

No Curve

Cross Reference Table (Equivalent Grade) of 423842

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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