*Elgiloy
alloy(Co40CrNiMo),AMS 5833,UNS R30003，Chinese 3J21
Relative Grade
|
Russia
|
U.S.A.
|
Japan
|
France
|
Standard
|
|
40КНХМ
|
Elgiloy
|
NAS604PH
KRN
|
phynox
|
YB/T5253-1993
|
Grade and Chemical
Composition (see Table 1)
Table 1 Grade and Chemical
Composition of 3J21
|
Grade
|
Chemical Composition(%)
|
|
C
|
Mn
|
Si
|
P
|
S
|
Ni
|
Cr
|
Co
|
Mo
|
Fe
|
|
≤
|
|
3J21
|
0.07～0.12
|
1.70～2.30
|
0.60
|
0.010
|
0.010
|
14.0～21.0
|
19.0～21.0
|
39.0～41.0
|
6.50～7.50
|
Bal
|
Remark: The size and shape must be tally with the standard of GB/T15006
for “elastic alloy”.
Mechanical Property(see
Table 2)
Table
2 Mechanical Property
|
Shape
|
Delivery State
|
Thickness&Diameter
/mm
|
Group
|
Mechanical Property
|
|
Tensile Strength
(ób/Mpa)
|
Elongation
δ(%)
|
|
≥
|
|
Strip
|
Cold Rolling
|
0.20～2.50
|
A
|
1175～1470
|
5
|
|
B
|
1470～1765
|
3
|
|
Wire
|
Cold Drawn
|
0.20～5.00
|
A
|
1275～1570
|
|
|
B
|
1570～1865
|
|
Physical Property (see table 3)
Physical Property of 3J21 after aged
|
Item
|
Target
|
|
Modulus of Elasticity E/Mpa
|
196000～215500
|
|
Shear Modulus G/Mpa
|
73500～83500
|
|
Density (g/cm3)
|
8.4
|
|
Mean coefficient of
linear expansion20-100°C/(10-6/K)
|
14
|
|
Resistivity ρ /(μΩ·m)
|
0.92
|
|
Magnetic Rate k/106
|
50～1000
|
Remark: The K value is the value of the centimeter gram second system.
Use: It is applied to make antimagnetic,
corrosion proof and long range elasticity alloy for elastic cell.
Specification:
Sheet/Plate, Bar/Rod/Wire/Coil
Size Range:
*Sheet---thickness 0.05mm~2.50mm, width:10.0~210mm,Condition: cold
rolled, bright,
*Plate---thickness 2.5mm~40.0mm,width:≤300mm,Condition: cold rolled, hot
rolled
*Round Wire---Dia 0.1mm~Dia 7.0mm,Condition: cold drawn, bright
*Flat Wire---Dia 0.5mm~Dia 7.0mm,length:≤1000mm,Condition:flat rolled, bright
*Bar---Dia 7.0mm~Dia 10.0mm,length:≤2000mm,Condition:cold drawn,bright
Note: we could do any other products with specified technical standard,
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