PI-Pt75Ir

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China GJB PI-Pt75Ir Specification of PI-Pt75Ir alloy plate for firing apparatus contact of aviation engine and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: PI-Pt75Ir / PI-Pt75Ir

Category	Grade	Standard	Region/Area	Standard Content
Metals	PI-Pt75Ir	GJB 945A	China	Specification of PI-Pt75Ir alloy plate for firing apparatus contact of aviation engine

Chemical composition(mass fraction)(wt.%) of the PI-Pt75Ir

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 PI-Pt75Ir

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)
381 (≥)	172 (≥)	11	12	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	441

Physical Properties of steel grade PI-Pt75Ir

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	-	-			0.23	-
781	138	-	11.3	221		-
149	-	11	32.2			342	241

Heat Treatment of steel grade PI-Pt75Ir

Heat treated : 1159°C - 1225°C

Technological Curves of steel grade PI-Pt75Ir

No Curve

Cross Reference Table (Equivalent Grade) of PI-Pt75Ir

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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