Thepa ea ho tjheseletsa liphaephe tsa mofuta oa tafole e fetohang ka potlako e sebelisa "theknoloji ea ho fetola litafole" e iketsang ho hlahisa liphaephe tse chitja le tse sekoere tsa boholo bo fapaneng phaepheng e le 'ngoe e tjheseletsoeng.
Ha bareki ba hloka tlhahiso ea boholo bo fapaneng ba liphaephe, tafole ea phetoho e potlakileng bakeng sa ho etsa le ho etsa lirolo tsa boholo e ka fetoloa kapele ho latela boholo le botenya ba liphaephe.
Sesebelisoa sa ho tjheseletsa phaephe sa mofuta wa tafole se fetolang kapele se sebedisa "ts'ebetso ya sistimi ya phetoho e potlakileng ya ho ama hanngoe" ya enjene kapa ya haeteroliki ho tlosa sethala sa moqolo se neng se kentswe sesebedisweng pele, ho arola sethala bakeng sa bophara ba phaephe ya pele. Ka nako e le nngwe, sethala se nkeloa sebaka ke boholo bo botjha ba moqolo, se hokahanya ka bohona moqolo wa tshehetso o tshehetsang o otlolohileng le sistimi ya ho kganna ho phethela phetoho ya moqolo.
Lisebelisoa tsa ho tjheseletsa liphaephe tsa mofuta oa tafole tse fetohang ka potlako li loketse mechine e menyenyane le e mahareng ea ho tjheseletsa liphaephe. E ka hlahisa mefuta e fapaneng ea libopeho le litlhaloso tsa liphaephe ha ka nako e ts'oanang e nolofalletsa ho fetola liphaephe ka potlako ka litšenyehelo tse tlase.
| 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 |