Ebende ya fonte oyo ekoki kozala na molunge te (GB / T9437-1988)
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Ebende ya fonte oyo ekoki kozala na molunge te (GB / T9437-1988)
(1) Numéro ya marque mpe composition chimique.
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kelasi |
Nkombo ya magazini moko . |
Composition chimique (fraction masse)(%) . |
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C |
SI . |
MN . |
P |
S |
CR . |
Al . |
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moke koleka to ekokani na . |
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Kotɛmɛla na molunge ebende ya libungutulu . |
RTCR . |
3.0-3.8 |
1.5-2.5 |
1.0 |
0.20 |
0.12 |
0.50-1.00 |
- |
|
RTCR2. |
3.0-3.8 |
2.0-3.0 |
1.0 |
0.20 |
0.12 |
>1.00-2.00 |
- |
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RTCR16. |
1.6-2.4 |
1.5-2.2 |
1.0 |
0.10 |
0.05 |
15.00-18.00 |
- |
|
|
RTSI5. |
2.4-3.2 |
4.5-5.5 |
0.8 |
0.20 |
0.12 |
0.50-1.00 |
- |
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Ebende ya fonte ya encre oyo ekoki ko résister na chaleur . |
RTQSI4. |
2.4-3.2 |
3.5-4.5 |
0.7 |
0.10 |
0.03 |
- |
- |
|
RTQSI4MO . |
2.7-3.5 |
3.5-4.5 |
0.5 |
0.10 |
0.03 |
Mo:0.3-0.7. |
- |
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RTQSI5. |
2.4-3.2 |
>4.5-5.5 |
0.7 |
0.10 |
0.03 |
- |
- |
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RTQAL4SI4. |
2.5-3.0 |
3.5-4.5 |
0.5 |
0.10 |
0.02 |
- |
4.0-5.0 |
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RTQAL5SI5. |
2.3-2.8 |
>4.5-5.2 |
0.5 |
0.10 |
0.02 |
- |
>5.0-5.8 |
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RTQAL22. |
1.6-2.2 |
1.0-2.0 |
0.7 |
0.10 |
0.03 |
- |
20.0-24.0 |
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Liyebisi: Na elembo ya marque, "RT" elakisi fonte oyo ekoki kozala na molunge te, "Q" elakisi ebende ya ductile, ba lettres oyo etikali ezali bilembo ya élément ya alliage, motango ezali kolakisa moyenne ya contenus (fraction masse) ya ba éléments ya alliage, zua valeur ya nombre entier.
(2) Biloko ya kosala na masini .
Ba propriétés mécaniques ya température ya chambre ya ba coulées ya fer oyo ezo résister na chaleur .
|
Nkombo ya magazini moko . |
Bokasi ya kokangama ya б B / MPA . |
Dureté HBS . |
Nkombo ya magazini moko . |
Bokasi ya kokangama ya б B / MPA . |
Dureté HBS . |
|
RTCR . |
200 |
189-288 |
RTQSI4MO . |
540 |
197-280 |
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RTCR2. |
150 |
207-288 |
RTQSI5. |
370 |
228-302 |
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RTCR16. |
340 |
400-450 |
RTQAL4SI4. |
250 |
285-341 |
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RTSI5. |
140 |
160-270 |
RTQAL5SI5. |
200 |
302-363 |
|
RTQSI4. |
480 |
187-269 |
RTQAL22. |
300 |
241-364 |
Température élevée temps mokuse ya traction makasi ya cast ya fer oyo ezo résister na chaleur .
|
Nkombo ya magazini moko . |
Bokasi ya traction ya б B / MPa na température oyo elandi ( degré ) . |
Nkombo ya magazini moko . |
Bokasi ya traction ya б B / MPa na température oyo elandi ( degré ) . |
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500 |
600 |
700 |
800 |
900 |
500 |
600 |
700 |
800 |
900 |
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RTCR . |
225 |
144 |
- |
- |
- |
RTQSI4MO . |
- |
- |
101 |
46 |
- |
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RTCR2. |
243 |
166 |
- |
- |
- |
RTQSI5. |
- |
- |
67 |
30 |
- |
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RTCR16. |
- |
- |
- |
144 |
88 |
RTQAL4SI4. |
- |
- |
- |
82 |
32 |
|
RTSI5. |
- |
- |
41 |
27 |
- |
RTQAL5SI5. |
- |
- |
- |
167 |
75 |
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RTQSI4. |
- |
- |
75 |
35 |
- |
RTQAL22. |
- |
- |
- |
130 |
77 |
