AuNi18

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EU EN AuNi18 Aerospace series - Gold base alloy AU-B40001(AuNi18) - Filler metal for brazing - Powder or paste and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AuNi18 / AuNi18

Category	Grade	Standard	Region/Area	Standard Content
Metals	AuNi18	EN 3960	EU	Aerospace series - Gold base alloy AU-B40001(AuNi18) - Filler metal for brazing - Powder or paste

Chemical composition(mass fraction)(wt.%) of the AuNi18

Element	Min	Max	Similar
Au	-	-	-
P	-	0.0080	-
Ni	17.5000	18.5000	-
Ti	-	0.0020	-
Zr	-	0.0020	-
Al	-	0.0010	-
Others total	-	0.1500	-
Au	-	-	-
P	-	0.0080	-
Ni	17.5000	18.5000	-
Ti	-	0.0020	-
Zr	-	0.0020	-
Al	-	0.0010	-
Others total	-	0.1500	-
Au	-	-	-
P	-	0.0080	-
Ni	17.5000	18.5000	-
Ti	-	0.0020	-
Zr	-	0.0020	-
Al	-	0.0010	-
Others total	-	0.1500	-

Mechanical Properties of steel grade AuNi18

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)
891 (≥)	917 (≥)	33	13	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	232

Physical Properties of steel grade AuNi18

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
34	-	-			0.13	-
841	164	-	32.3	424		-
152	-	11	22.2			242	131

Heat Treatment of steel grade AuNi18

Heat treated : 1263°C - 1653°C

Technological Curves of steel grade AuNi18

No Curve

Cross Reference Table (Equivalent Grade) of AuNi18

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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