Mohala oa Tlhahiso ea Liphaephe tsa Tube Millφ219×8 tsa Oli le Khase (API)
Ha o etsa liphaephe tse chitja tsa litlhaloso tse fapaneng, liforomo tsa karolo e etsang karolo ea mochini oa rona oa liphaephe tsa ERW kaofela lia arolelanoa 'me li ka fetoloa ka bohona. Tšobotsi ena e tsoetseng pele e u lumella ho fetola pakeng tsa boholo bo fapaneng ba liphaephe ntle le tlhoko ea ho fetola li-mold ka letsoho. Nahana ka nako le boiteko boo u bo bolokang ka ho qoba mathata a liphetoho tse etsahalang khafetsa tsa hlobo.
Mochini oa rona oa ho lokisa lipeipi tsa ERW o entsoe ka lebaka la bokhoni le boiketlo.Bokhoni ba ho lokisa ka boiketsetso bo bolela hore ts'ebetso ea hau ea tlhahiso e ba bonolo ebile e nolofalloa haholoanyane. Sena ha se u bolokele nako ea bohlokoa ea tlhahiso feela, empa se boetse se fokotsa nako ea ho phomola eo hangata e amanang le liphetoho tsa hlobo ka letsoho. Bokhoni bona bo fetolela ka ho toba ho bolokeng litšenyehelo, kaha nako e nyane e sebelisoa ho lokisa 'me nako e ngata e neheloa tlhahisong ea' nete.
Joale, u tsilatsila eng?Ho tsetela mochining oa rona oa lipeipi oa ERW ke qeto e bohlale e tla u tsoela molemo mabapi le bokhoni le poloko ea litšenyehelo. Ka tšobotsi ea eona ea ho lokisa ka boiketsetso le sistimi e arolelanoang ea hlobo, u ka ntlafatsa ts'ebetso ea hau ea tlhahiso, ua fokotsa nako ea ho sebetsa, 'me ua ntlafatsa boleng ba sehlahisoa.'U se ke ua fetoa ke monyetla ona oa ho ntlafatsa bokhoni ba hau ba tlhahiso le ho lula u le pele lefatšeng la tlholisano la tlhahiso ea liphaephe.Etsa khetho e bohlale kajeno 'me u bone phapang eo fektheri ea rona ea lipeipi tsa ERW e ka e etsang bakeng sa khoebo ea hau.
| MELAO EA TŠEBELETSO EA TUBE EA ERW | |||||
| Mohlala | Rphaephe ea lebota mm | Sekwerephaephe mm | Botenya mm | Mosebetsi o potlakileng m/motsotso | |
| ERW20 | Ф8-Ф20 | 6x6-15×15 | 0.3-1.5 | 120 | Bala haholoanyane |
| ERW32 | Ф10-Ф32 | 10×10-25×25 | 0.5-2.0 | 120 | |
| ERW50 | Ф20-Ф50 | 15×15-40×40 | 0.8-3.0 | 120 | |
| ERW76 | Ф32-Ф76 | 25×25-60×60 | 1.2-4.0 | 120 | |
| ERW89 | Ф42-Ф89 | 35×35-70×70 | 1.5-4.5 | 110 | |
| ERW114 | Ф48-Ф114 | 40×40-90×90 | 1.5-4.5 | 65 | |
| ERW140 | Ф60-Ф140 | 50×50-110×110 | 2.0-5.0 | 60 | |
| ERW165 | Ф76-Ф165 | 60×60-130×130 | 2.0-6.0 | 50 | |
| ERW219 | Ф89-Ф219 | 70×70-170×170 | 2.0-8.0 | 50 | |
| ERW273 | Ф114-Ф273 | 90×90-210×210 | 3.0-10.0 | 45 | |
| ERW325 | Ф140-Ф325 | 110×110-250×250 | 4.0-12.7 | 40 | |
| ERW377 | Ф165-Ф377 | 130×130-280×280 | 4.0-14.0 | 35 | |
| ERW406 | Ф219-Ф406 | 170×170-330×330 | 6.0-16.0 | 30 | |
| ERW508 | Ф273-Ф508 | 210×210-400×400 | 6.0-18.0 | 25 | Bala haholoanyane |
| ERW660 | Ф325-Ф660 | 250×250-500×500 | 6.0-20.0 | 20 | Bala haholoanyane |
| ERW720 | Ф355-Ф720 | 300×300-600×600 | 6.0-22.0 | 20 | Bala haholoanyane |
| TLHAHISO EA PIPE EA TŠEPE E SA KHALE | |||||
| Mohlala | Rphaephe ea lebota mm | Sekwerephaephe mm | Botenya mm | Lebelo la ho sebetsa m/motsotso | |
| SS25 | Ф6-Ф25 | 5×5-20×20 | 0.2-0.8 | 10 | Bala haholoanyane |
| SS32 | Ф6-Ф32 | 5×5-25×25 | 0.2-1.0 | 10 | Bala haholoanyane |
| SS51 | Ф9-Ф51 | 7×7-40×40 | 0.2-1.5 | 10 | Bala haholoanyane |
| SS64 | Ф12-Ф64 | 10×10-50×50 | 0.3-2.0 | 10 | Bala haholoanyane |
| SS76 | Ф25-Ф76 | 20×20-60×60 | 0.3-2.0 | 10 | Bala haholoanyane |
| SS114 | Ф38-Ф114 | 30×30-90×90 | 0.4-2.5 | 10 | Bala haholoanyane |
| SS168 | Ф76-Ф168 | 60×60-130×130 | 1.0-3.5 | 10 | Bala haholoanyane |
| SS219 | Ф114-Ф219 | 90×90-170×170 | 1.0-4.0 | 10 | Bala haholoanyane |
| SS325 | Ф219-Ф325 | 170×170-250×250 | 2.0-8.0 | 3 | Bala haholoanyane |
| SS426 | Ф219-Ф426 | 170×170-330×330 | 3.0-10.0 | 3 | Bala haholoanyane |
| SS508 | Ф273-Ф508 | 210×210-400×400 | 4.0-12.0 | 3 | Bala haholoanyane |
| SS862 | Ф508-Ф862 | 400×400-600×600 | 6.0-16.0 | 2 | Bala haholoanyane |
Siea Molaetsa oa Hao
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