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GradeandChemicalComposition(seeTable1)
Table1GradeandChemicalComposition
Grado |
ChemicalComposition(%) |
||||||||||
C |
MN |
Si |
P |
s |
Ni |
CR |
Ti |
A1 |
Fe |
||
≤ | |||||||||||
3J1 |
0.05 |
1.00 |
0.80 |
0.020 |
0.020 |
34.5~36.5 |
11.5~13.0 |
2.70~3.20 |
1.00~1.80 |
Balance |
|
3J53 |
0.05 |
0.80 |
0.80 |
0.020 |
0.020 |
41.5~43.0 |
5.20~5.80 |
2.30~2.70 |
0.50~0.80 |
Balance |
|
Nota: ThesizeandshapemustcomplywiththestandardofGB / T15001for "elasticalloys".
MechanicalProperty(seeTable2—Table4)
Table2MechanicalProperty(forthedeliverystatue)
Grado |
Forma |
DeliveryState |
Thicknessandamp; Diameter/mm |
TensileStrengthób/Mpa |
Elongationδ (%) ≥ |
3J1 |
tira |
recocido |
0.20~0.50 |
andlt; 980 |
20 |
alambre |
colddrawn |
0.20~3.00 |
andgt; 980 |
||
3J53 |
tira |
recocido |
0.20~0.50 |
andlt; 885 |
20 |
alambre |
colddrawn |
0.20~3.00 |
andgt; 930 |
Table3MechanicalProperty(aftertheheattreament)
Grado |
Forma |
DeliveryState |
Thicknessandamp; Diameter/mm |
TensileStrengthób/Mpa |
Elongationδ(%) |
≥ | |||||
3J1 |
tira |
frío |
0.20~2.50 |
1375 |
5 |
Recocido |
0.20~1.00 |
1175 |
8 |
||
alambre |
colddrawn |
0.50~5.00 |
1470 |
5 |
|
bar |
colddrawn |
3.0~18.0 |
1375 |
5 |
|
Pipeandamp; flatspring |
hotrolledandamp; hotforged |
6.0~25.0 |
1175 |
10 |
|
3J53 |
tira |
frío |
0.20~2.50 |
1225 |
5 |
Recocido |
0.20~1.00 |
1080 |
8 |
||
alambre |
colddrawn |
0.50,5.00 |
1375 |
5 |
|
bar |
colddrawn |
3.0~18.0 |
1325 |
5 |
|
Pipeandamp; flatspring |
hotrolledandamp; hotforged |
6.0~25.0 |
1080 |
10 |
|
Table4YieldStrength(aftertheheattreament)
Grado |
DeliveryState |
Espesor/mm |
YieldStrength/Mpa |
3J1 |
frío |
0.50~2.50 |
980 |
Recocido |
0.50~1.00 |
735 |
|
3J53 |
frío |
0.50~2.50 |
885 |
Recocido |
0.50~1.00 |
685 |
PhysicalProperty (seeTable5andamp; Table6)
Table5physicalpropertymechanicalproperty(afteraging)
Artículo |
3J1 |
3J53 |
Modulusofelasticity(E/MPa) |
186500~206000 |
176500~191000 |
Shearelasticity(G/MPa) |
68500~78500 |
63500~73500 |
Desinty(g/cm3) |
8.0 |
8.0 |
Meancoefficientoflinearexpansion20-100°C/(10-6/K) |
8.5 |
|
Saturationinductiondensity(B600/T) |
0.7 |
|
Resistivityρ/(μΩ•m) |
1.02 |
1.1 |
MagneticRatek/106 |
150~250 |
|
Vickershardness(HV) |
400~480 |
350-450 |
Nota: TheKvalueisthevalueofthecentimetergramsecondsystem.
Table6ThetemperaturecoefficientoftheModulusofelasticityfor3J53alloy
AgingTemperature ° C |
ThetemperaturecoefficientoftheModulusofelasticityfor3J53alloy |
|
ColdRolling |
Recocido |
|
500 |
-38~-15 |
+18~+12 |
550 |
-22~0 |
+10~+35 |
600 |
-10~+10 |
+35~+55 |
650 |
0~+20 |
+42~+64 |
700 |
0~+20 |
+40~+60 |
750 |
-4~+16 |
+28~+50 |
