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Ko nga taputapu raima he kopere kore kopere he kopere Te whakahiatotanga maataki/te whakakao i te kohanga puna.
Ka whakamahia te pouaka whakahiato hei taputapu sima ki roto i nga puna poutū, kopikopiko me te whakapae hei whakangao i te pouaka mo te whakapai ake i te kounga o te raima. Ka taea te raima te raima ki waenga i te papa me te pakitara poka. Ka taea te whakauru ki runga i nga hononga casing, ki tetahi tuunga ranei e mahi ana me te kara mutu mo te whakaurunga.
Whakaahuatanga o Casing Centralizer
• Ko te Piha Takitahi Bow Spring Casing Centralizer he mea hanga hou i hangaia te Centralizer maitai ngawari e whakamahia ana ki te whakauru i te pouaka i te wa o te sima o nga puna hinu. Kei te hangaia nga pokapū whakauru katoa i roto i tetahi diameter me nga whakaritenga a nga kaihoko.
• Ko nga matatahi, o runga me nga mowhiti o raro he mea hanga mai i tetahi waahanga hei whakarite i te pono o te kaiwhakaputa i te wa e mahi ana te rig. • Ko nga whakaritenga e u ana ki te API Spec 10D mo te tiimata i te pupuhi, te rere ki raro i te kohao me te kaha roha.
• Ka whakaratohia e enei pokapū te kaha ngenge nui mo nga kaha axial me nga kawenga taha radial i runga i nga kopere i te hurihanga tubular. • He ngawari ake ki te whakataurite atu ki etahi atu kaiwhakawhanake kopere o te puna. Spring Centralizer Main Features • Ko te hinged bow spring centralizer e whakakotahi ana i te kara me te kopere, he pai te mahi a te kopere ki te whakaora i te kaha.
• Ko te kaiwhakawhanake puna kopere tawhito, he iti te utu, he ngawari te whakaurunga me te tuku.
• E rua nga momo kopere o te puna putunga, te momo hinged me te paheke (Non weld).
• Kua whiria e matou te kaiwhangai puna kopere kore paiherea me te kaiwaewae o te puna kopere kopere.
• Kei a matou he kopere puna kopere kotahi me te kopere takirua (whakapapa rua) kopere puna kopere, ahakoa he rite te mahi o enei momo e rua, he maha nga kaihoko e whakamahi ana i te kopere puna kopere kotahi hei whiringa tuatahi.
• Te paninga tunu paura.
Nga Whakatakotoranga rongonui o Bow Spring Centralizers
| Rahi (inihi) | Rahi Kopere | Ko te Diamita o waho | Diamita o roto | Te roanga katoa |
| 4-1/2' × 6' | 4 | 160 | 116 | 450/575 |
| 4-1/2' × 6-1/4' | 4 | 167 | 116 | 450/575 |
| 4-1/2' × 7-7/8' | 4 | 210 | 116 | 450/575 |
| 4-1/2' × 8-1/2' | 4 | 230 | 116 | 450/575 |
| 5' × 6' | 4 | 160 | 128 | 450/540 |
| 6' × 6-3/4' | 4 | 180 | 128 | 450/575 |
| 5' × 7-7/8' | 4 | 210 | 128 | 450/575 |
| 5-1/2' × 7-7/8' | 5 | 210 | 140 | 450/575 |
| 5-1/2' × 8-1/2' | 5 | 216/245 | 140 | 450/575 |
| 5-1/2' × 8-3/4' | 5 | 222/250 | 140 | 450/575 |
| 5-1/2' × 9-7/8' | 5 | 251/264 | 140 | 450/575 |
| 5-1/2' × 9-1/2' | 5 | 242/264 | 140 | 450/575 |
| 7' × 8-1/2' | 6 | 216/230 | 179 | 450/575 |
| 7' × 8-3/4' | 6 | 222/233 | 179 | 450/575 |
| 7' × 9-1/2' | 6 | 242/264 | 179 | 450/575 |
| 7' × 9-7/8' | 6 | 251/264 | 179 | 550/650 |
| 9-5/8' × 12-1/4' | 8 | 346 | 245 | 550/650 |
| 9-5/8' × 13-3/8' | 8 | 346/352 | 245 | 550/650 |
| 9-5/8' × 12-13/16' | 8 | 378 | 245 | 550/650 |
| 10-3/4' × 14-3/4' | 9 | 405 | 275 | 550/650 |
| 10-3/4' × 15-1/2' | 9 | 374 | 275 | 550/650 |
| 13-3/8' × 17-1/2' | 10 | 440/466 | 342 | 550/650 |
| 13-5/8' × 17-1/2' | 12 | 440/466 | 342 | 550/650 |
| 20' × 26' | 12 | 696 | 510 | 550/610/650 |