G CuSn6Zn2.5Pb2 Class Ⅱ

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India IS GCuSn6Zn2.5Pb2ClassⅡ Railway bronze ingots and casting and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GCuSn6Zn2.5Pb2ClassⅡ / G CuSn6Zn2.5Pb2 Class Ⅱ

Category	Grade	Standard	Region/Area	Standard Content
Metals	G CuSn6Zn2.5Pb2 Class Ⅱ	IS 1458	India	Railway bronze ingots and casting

Chemical composition(mass fraction)(wt.%) of the G CuSn6Zn2.5Pb2 Class Ⅱ

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade G CuSn6Zn2.5Pb2 Class Ⅱ

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)
823 (≥)	775 (≥)	31	22	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	342

Physical Properties of steel grade G CuSn6Zn2.5Pb2 Class Ⅱ

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
22	-	-			0.43	-
618	889	-	31.3	222		-
753	-	43	14.2			414	234

Heat Treatment of steel grade G CuSn6Zn2.5Pb2 Class Ⅱ

Heat treated : 1889°C - 1573°C

Technological Curves of steel grade G CuSn6Zn2.5Pb2 Class Ⅱ

No Curve

Cross Reference Table (Equivalent Grade) of G CuSn6Zn2.5Pb2 Class Ⅱ

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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