He tirohanga whānui mō ngā paipa erw/hfw
Ko te paipa ERW te kupu whakarāpopoto mō te paipa maitai whakarewa ātete hiko, ā, ko te paipa HFW e tohu ana i te paipa me te ngongo maitai whakarewa auau-teitei (HFW). He koiri maitai ngā paipa, ā, e rere whakarara ana te hononga whakarewa ki te paipa. Ā, ko tētahi o ngā taputapu tino maha ngā whakamahinga i roto i te ahuwhenua, te ahumahi, me ngā mahi hanga. Kei roto i te tukanga hanga o te paipa maitai ERW te HFW. Kei roto i te ERW te whakarewa auau-iti, waenga, me te teitei, ko te HFW ia he mea motuhake mō ngā paipa whakarewa ātete hiko auau-teitei.
Ngā āhuatanga o ngā paipa erw/hfw
1. Ki te whakaritea ki ētahi atu momo paipa whakarewa, he kaha ake ngā paipa ERW.
2. He pai ake te mahi i ngā paipa whakarewa noa, ā, he iti ake te utu i ngā paipa tuitui.
3. He nui ake te haumaru o te tukanga whakaputa paipa ERW i ērā atu paipa whakarewa.
Tawhā o ngā paipa ERW/HFW
| Tau | API 5L GR.B, X80 PSL1 PSL2 AS1163 / 1074, BS1387, ISO65, JIS G3444 / 3445 / 3454 / 3452 API 5CT H40 J55 K55 L80-1 N80 P110 ASTM A53 GR.A / GR.B, A252 GR.1 / GR.2 / GR.3 |
| C250 / C250LO / C350 / C350LO / C450 / C450LO EN10219 / 10210 / 10217 / 10255 | |
| P195GH / P235GH / P265GH STK290-STK540, STKM11A-STKM14C, STPG370 / STPG410 / S195T S235JRH, S275JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H | |
| Ngā Rahi | Diameter o Waho: 21.3-660mm Matotoru o te Pakitara: 1.0-19.05mm |
Tono
● Paipa maitai hanga / rauemi hanga
● Hanganga maitai
● Paipa tūāpapa
● Paipa rino pou taiapa
● Paipa rino ārai ahi
● Paipa rino whare kati kōtuhi
● Wai pēhanga iti, wai, hau, hinu, paipa raina
● Paipa whakamakuku
● Paipa ā-ringa
Te tuhi taipitopito
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Paipa Kohua ASME SA192/Paipa Rino Kore-Tuitui A192
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Paipa Tuitui ASTM A106 Tau B
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Ngā Paipa Rino Whakatakoto Kore Tuitui A106 GrB mō te Puranga
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Ngongo Kohua Rino Korekore SA210
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Paipa Whakapūkara Ahi/Paipa ERW
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Paipa Rino ASTM A53 Tau A me B Paipa ERW
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Paipa Rino Waro API5L/ Paipa ERW
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Ngongo Whakarewa Rākau Sonic A106
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Ngā Ngongo Whakataki Sonic 36 Whakawhiti Kōhao (CSL)
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Paipa Whakarewa ASTM A53 Crosshole Sonic Logging (CSL)














