Pt90Ir

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China GJB Pt90Ir sheets and bands of precious metals and their al loys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Pt90Ir / Pt90Ir

Category	Grade	Standard	Region/Area	Standard Content
Metals	Pt90Ir	GJB 953A	China	sheets and bands of precious metals and their al loys

Chemical composition(mass fraction)(wt.%) of the Pt90Ir

Element	Min	Max	Similar
Pt	89.5000	90.5000	-
Ir	9.5000	10.5000	-
Au	-	0.0400	-
Fe	-	0.0500	-
Total Others	-	0.2000	-

Mechanical Properties of steel grade Pt90Ir

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)
962 (≥)	259 (≥)	32	32	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	423

Physical Properties of steel grade Pt90Ir

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
23	-	-			0.44	-
727	256	-	44.3	113		-
159	-	22	24.2			214	112

Heat Treatment of steel grade Pt90Ir

Heat treated : 1293°C - 1535°C

Technological Curves of steel grade Pt90Ir

No Curve

Cross Reference Table (Equivalent Grade) of Pt90Ir

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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