Mhando dzeMapaipi eSimbi yeKabhoni
Mapaipi esimbi yekabhoni anogona kupatsanurwa zvichienderana nenzira dzavo dzekugadzira seizvi:
1. Pombi yeSimbi Isina Musono (SMLS)
- Yakagadzirwa nekuboora billet yakasimba woiburitsa muchubhu isina chinhu.
- Hapana musono wekusonerera, wakasimba kana uchimanikidzwa zvakanyanya.
- Mashandisirwo: Mafuta/gasi ane simba guru, mabhoyira, masisitimu ehydraulic.
2. Pombi yeSimbi Yakasungirirwa
(a) ERW (Magetsi Anodzivirira Kushanda) Pombi
- Yakagadzirwa nesimbi inomonereka uye mipendero yekunamira uchishandisa resistance yemagetsi.
- Musono wakatwasuka, usingadhuri.
- Mashandisirwo: Mapaipi emvura/gasi, mashandisirwo echivakwa.
(b) Pombi yeLSAW (Longitudinal Submerged Arc Welded)
- Yakagadzirwa nekukotama nekunamira mapurati esimbi kwenguva refu (SAW process).
- Musono mumwe chete wakatwasuka, unoshandiswa pakuita dhayamita hombe.
- Mashandisirwo: Kutapurirana kwemafuta/gasi, mapaipi ekunze kwegungwa.
(c) Pombi yeSSAW (Spiral Submerged Arc Welded)
- Yakagadzirwa nesimbi inomonereka inotenderera uye inonamira nesimbi ine arc iri pasi pemvura.
- Musono we helical, kupararira kuri nani kwekushushikana.
- Mashandisirwo: Mapaipi ane dhayamita hombe, kuunganidzwa kwesimbi.
Mapombi eSimbi yeCarbon
| Rudzi | Maitiro | Chinhu Chinokosha | Mitemo Yakafanana |
|---|---|---|---|
| Musono | Kupisa kunobuda, kudhirowa kunotonhora | Hapana weld, simba rakawanda | ASTM A106, API 5L, ASTM A252 |
| ERW | Kushongedza kwemagetsi kunodzivirira kukuvara | Musono wakatwasuka, usingadhuri | ASTM A53 (E), EN 10255, EN10219, BS1387 |
| LSAW | Kusonwa kwe arc inonyudzwa mukati menguva refu | Madziro akakora, dhayamita hombe | API 5L, ASTM A671, ASTM A252 |
| SSAW | Kushongedza arc pasi pemvura inonyungudutswa | Musono we helical, unodzivirira kushushikana | API 5L, ASTM A252 |
Nguva yekutumira: Chikunguru-18-2025