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M90

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Poland PN M90 Wrought copper - zinc alloys - Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: M90 / M90
Category Grade Standard Region/Area Standard Content
Metals M90 PN H87025 Poland Wrought copper - zinc alloys - Grades

Chemical composition(mass fraction)(wt.%) of the M90

Element Min Max Similar
Ni - 0.2000 -
Cu 89.0000 91.0000 -
Al - 0.0200 -
Zn - - -
Sn - 0.0500 -
Fe - 0.0500 -
Pb - 0.0500 -
Others Total - 0.1000 -

Mechanical Properties of steel grade M90

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
399 (≥) 712 (≥) 31 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade M90

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 - -     0.12 -  
862 995 - 31.3 233   -  
424 - 43 42.2   432 112

Heat Treatment of steel grade M90

Heat treated : 1611°C - 1471°C

Technological Curves of steel grade M90

Cross Reference Table (Equivalent Grade) of M90

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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