X-Ag87.5Cu

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China GJB X-Ag87.5Cu Specification for tube of precions metals and their alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X-Ag87.5Cu / X-Ag87.5Cu

Category	Grade	Standard	Region/Area	Standard Content
Metals	X-Ag87.5Cu	GJB 946A	China	Specification for tube of precions metals and their alloys

Chemical composition(mass fraction)(wt.%) of the X-Ag87.5Cu

Element	Min	Max	Similar
Ag	87.0000	88.0000	-
Cu	12.0000	13.0000	-
Au	-	0.0500	-
Fe	-	0.0500	-
Pb	-	0.0050	-
Sb	-	0.0050	-
Bi	-	0.0050	-
Total Others	-	0.2000	-

Mechanical Properties of steel grade X-Ag87.5Cu

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)
756 (≥)	331 (≥)	14	11	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	344

Physical Properties of steel grade X-Ag87.5Cu

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
44	-	-			0.34	-
854	781	-	43.3	121		-
189	-	23	14.2			141	132

Heat Treatment of steel grade X-Ag87.5Cu

Heat treated : 1771°C - 1173°C

Technological Curves of steel grade X-Ag87.5Cu

No Curve

Cross Reference Table (Equivalent Grade) of X-Ag87.5Cu

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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