Izakhiwo
Yenza ingxubevange 321 (ENT S32100) is a titanium ngcono austenitic insimbi kunye nokumelana elungileyo umhlwa jikelele. It enokumelana elihle umhlwa intergranular emva ukubekwa kumaqondo obushushu kwi chromium carbide kwezulu uluhlu 800 - 1500 ° F (427 - 816 ° C). Ingxubevange umelana igcwala ukuya 1500 ° F (816 ° C) kwaye iipropati ephezulu enyakanyakeni kunye stress komsipha ngaphezu aluminium 304 no 304L. Kwakhona anazo lobushushu ubulukhuni elungileyo ephantsi.
Yenza ingxubevange 321H (ENT S 32109) le carbon aphezulu (0.04 - 0.10) uguqulelo lwe ingxubevange. It yaqulunqelwa uxhathiso oluphuculweyo enyakanyakeni kunye namandla eliphezulu kwiqondo lobushushu ngaphezu 1000oF (537 ° C). Kwiimeko ezininzi, isiqulatho carbon ye kwipleyiti yenza iziqinisekiso ezimbini.
Yenza ingxubevange 321 ngeke lukhuni unyango ubushushu, kuphela yokusebenza ebandayo. Inokubuyiselwa lula omthuqwa kwaye zilungiswe ngayo iinkqubo ezisemgangathweni ivenkile kungamampunge.
Izicelo Common
1.Aerospace - piston injini manifolds
2.Chemical Ukwenziwa
3.Expansion Joints
4.Food Processing - izixhobo kunye nokugcinwa
5.Petroleum ukusulungekiswa - nkonzo acid polythionic
6.Waste Treatment - oxidizers thermal
ASTM / ASTE : uns S32100
nokumelana Resistance
1.exhibits nokumelana jikelele okulungileyo enokuthelekiseka ku 304.
2.developed ukusetyenziswa kweli chromium carbide kwezulu uluhlu 1800 - 1500 ° F (427 - 816 ° C).
3.can kusetyenziswa kuninzi organic asidi olufakwe kwiqondo lobushushu eliphakathi.
4.can zingasetyenziswa phosphoric acid ecocekileyo obushushu asezantsi.
5.can ingasetyenziswa ukuya kwi-10% nezisombululo exutywe kwiqondo lobushushu ephakamileyo.
6.resists polythionic acid xi umhlwa ngokuhlaziya kwinkonzo hydrocarbon.
7.utilized kwi chloride okanye fluoride izisombululo ezamahala abuhlungu kwiqondo lobushushu eliphakathi.
8.does enze kakuhle izisombululo chloride, nokuba kungomlinganiselo ezincinane, okanye kwinkonzo asidi sulphuric.
Yenza ingxubevange 321 / H kube lula omthuqwa kwaye zilungiswe ngayo iinkqubo ezisemgangathweni ivenkile kungamampunge.
Hot Owenza
1.Working amaqondo ka-2100 - 2300 ° F (1149 - 1260 ° C) luyacetyiswa ukuba elibenze, iinkqubo zokusebenza eshushu ecaphukisayo kunye nezinye.
2.Alloy asihambelani umsebenzi kwiqondo lobushushu ngezantsi 1700 ° F (927 ° C).
3.Material kufuneka amanzi nakucinywa okanye annealed ngokupheleleyo emva kokusebenza ukuphinda-bafikelele nokumelana eliphezulu.
Ductile 4.Quite kunye neefom lula.
5.Readily welding luninzi iinkqubo ezisemgangathweni.
6.Post unyango ubushushu weld akuyomfuneko
rate 7.Hardening ka 321 kwenza kube machinable ngaphantsi kwe 410 insimbi, kodwa efanayo ku 304
Cold Owenza
welding
machining
Chemical Properties:
% |
cr |
Ni |
C |
Si |
MN |
P |
S |
N |
Ti |
Fe |
321 |
imiz: 17.0 |
imiz: 9.0 |
max: 0.08 |
max: 0.75 |
max: 2.0 |
max: 0,045 |
max: 0.03 |
max: 0,10 |
imiz: 5 * (C + N) |
ibhalansi |
321H |
imiz: 17.0 |
imiz: 9.0 |
imiz: 0.04 |
imiz: 18,0 |
max: 2.0 |
max: 0,045 |
max: 0.03 |
max: 0,10 |
imiz: 5 * (C + N) |
ibhalansi |
Properties Mechanical:
Grade |
Uqine |
Sesivuno Strength 0.2% |
Zobude - |
Ukuqina |
321 |
75 |
30 |
40 |
217 |
Properties Physical:
Denstiy |
Ukungavumelani kwe |
Thermal Conductivity BTU / hr-ft- ° F |
Specific Ubushushu BTU / lb m - ° F |
Iimodyuli of okubuyela kwimo (annealed) 2 -psi |
|
kwi 68 ° F |
e-68 - 212 ° F |
e-68 - 1832 ° F |
ku 200 ° F |
32 - 212 ° F |
e kwempixano (E) |
0,286 |
9.2 |
20.5 |
9.3 |
0.12 |
28 x 10 6 |