Litlhoko tsa lik'hemik'hale tsa lik'hemik'hale,%,
C: ≤0.30
MN: 0.29-1,06
P: ≤0.025
S: ≤0.025
Si: ≥0.10
NI: ≤0.40
Cr: ≤0.30
Cu: ≤0.40
V: ≤0.08
NB: ≤0.02
Mo: ≤0.12
* Manganese Conte e kanna ea eketsoa ka 0.05% bakeng sa 0,01% e fokotseha ka li-colob ho fihlela ho 1.35%.
** Likahare tsa niobium, tse thehiloeng tumellanong, li ka eketsoa ho isa ho 0.05% bakeng sa tlhahlobo ea chelete le 0,06% bakeng sa tlhahlobo e felileng.
Litlhoko tsa Phekolo ea Litloaelo:
1. E hlophisehile ka holimo ho 815 ° C.
2. E hlophisehe ka holimo ho 815 ° C, hape, o ile a futhumala.
3. E chesang e thehiloe pakeng tsa 845 le 945 ° C, e phetse ka moqomo tuka e kaholimo ho 845 ° C (bakeng sa li-tubes tse ntle feela).
4. O khanne ebe o na le maikutlo a kaholimo ho 3.
5. E thatafala ebe e fetella ka holimo ho 815 ° C.
Litlhokahalo tsa tšebetso ea tšebetso:
Ho ba Matla: ≥240La
Matla a Tennker: ≥415FA
E halhora:
| Sampole | A333 Gr.6 | |
| Vertical | Fetolela | |
| Boleng bo tlase ba ho potolohaSIMMEMEND kapa SELEMO se senyenyane se nang le sebaka sa ho tšoaea sa 4D | 22 | 12 |
| Meetso ea sekhechana e nang le literata tsa mafika a 5/16 ka.Karolo e felletseng ea likarolo tse 2 ho. (50 mm)matšoao | 30 | 16.5 |
| Mekhatlo e sephara ho isa ho 5/16 ho. (7.94 mm) bolelele ba 2 ho. | A | A |
Lumella phokotso ea 1.5% ho nako e telele le phokotso ea 1.0% ho nako e 'ngoe le e' ngoe ea mafika a 1/32 ho ea pele. (7.94 limilimithara.
Tlhahlobo ea tšusumetso
Mocheso oa liteko: -45 ° C
Ha lipalo tse nyane tsa Charpy li sebelisoa 'me bophara ba li-noctimen li ka tlase ho 80% ea botenya ba sehlahisoa, mocheso o tlase oa ho hlahloba leqephe la A333.
| Sampole, mm | Boholo ba mehlala e meraro e meraro | Boleng bo tlase ba hoe oFMPS ea tse tharo |
| 10 × 10 | 18 | 14 |
| 10 × 7.5 | 14 | 11 |
| 10 × 6.67 | 12 | 9 |
| 10 × 5 | 9 | 7 |
| 10 × 3.33 | 7 | 4 |
| 10 × 2.5 | 5 | 4 |
Li-pipes tsa tšepe li lokela ho ba tsa hydrost kapa tse sa senyeheng (eddy ea hajoale kapa eddy kapa ulch kapa ultraselike) ho motheo oa lekala.
Ho mamella ka bophara ba pope ea tšepe:
| Kantle ho bophara ba sona, MM | Ho mamella hantle, mm | mamello e mpe, mm |
| 10.3-48.3 | 0.4 | 0.4 |
| 48.3<D≤114.3 | 0.8 | 0.8 |
| 114.3<D≤219.10 | 1.6 | 0.8 |
| 219.1<D≤457.2 | 2.4 | 0.8 |
| 457.2<D≤660 | 3.2 | 0.8 |
| 660<D≤864 | 4.0 | 0.8 |
| 864<D≤1219 | 4.8 | 0.8 |
Ho foka leboteng le hlasimollang ho phope ea tšepe:
Nako efe kapa efe e ke ke ea ba ka tlase ho 12,5% ea botenya ba lebota la mabota. Haeba botenya bo fokolang, ha ho na ntlha e tla ba tlase ho botenya ba makhopho a hlokahalang.
Ka mor'a nako: Hlakubele 22-2024