Ubu buryo bukoreshwa mu gukora imiyoboro isanzwe y'icyuma cya karuboni.
Igice cyo gushushanya mbere yo gusudira gikoresha utuzingo tumwe, bigatuma habaho impinduka ku bipimo bitandukanye by'umusaruro nta gusenya cyangwa gusimbuza; utuzingo turi mu gice cy'ingano ni two gusa tugomba gusimburwa.
Mu gihe cyo gukora imiyoboro y'icyuma kidashonga cyangwa imiyoboro y'icyuma giciriritse hakoreshejwe gusudira arc icukuwe, umuvuduko wo gusudira ugenda buhoro utuma imiyoboro y'icyuma kidashonga ikorwa nta guhindura imiyoboro.
Ibi bivuze ko imigozi ishobora gusangirwa ku murongo wose kugira ngo habeho ibisobanuro bitandukanye, kandi ishobora guhindurwa hakoreshejwe amashanyarazi.
Dukoresheje ubu buryo, imiyoboro yo gukora imiyoboro ishobora kugabanya ishoramari ry’imizingo, kunoza imikorere y’umusaruro, kugabanya ubusaza bw’ibikoresho, no kugabanya imbaraga z’abakozi.
Byongeye kandi, imiyoboro ishongeshejwe ikorwa n'ubu buryo ifite ubuziranenge bwo hejuru, impande zoroshye, kandi isa neza cyane.
| UMUYOBORO W'UMWANYA WA ERW TUBE | |||||
| Icyitegererezo | Rumuyoboro w'amazi mm | Rukwetoumuyoboro mm | Ubunini mm | Umuvuduko w'akazi m/umunota | |
| ERW20 | Ф8-Ф20 | 6x6-15×15 | 0.3-1.5 | 120 | Soma byinshi |
| 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 | Soma byinshi |
| ERW660 | Ф325-Ф660 | 250×250-500×500 | 6.0-20.0 | 20 | Soma byinshi |
| ERW720 | Ф355-Ф720 | 300×300-600×600 | 6.0-22.0 | 20 | Soma byinshi |
| UMUYOBORO W'IKORESHA UMUYOBORO W'ICUMA CY'ICYUMA KIDAFITE IMPEMBE | |||||
| Icyitegererezo | Rumuyoboro w'amazi mm | Rukwetoumuyoboro mm | Ubunini mm | Umuvuduko wo gukora m/umunota | |
| SS25 | Ф6-Ф25 | 5×5-20×20 | 0.2-0.8 | 10 | Soma byinshi |
| SS32 | Ф6-Ф32 | 5×5-25×25 | 0.2-1.0 | 10 | Soma byinshi |
| SS51 | Ф9-Ф51 | 7×7-40×40 | 0.2-1.5 | 10 | Soma byinshi |
| SS64 | Ф12-Ф64 | 10×10-50×50 | 0.3-2.0 | 10 | Soma byinshi |
| SS76 | Ф25-Ф76 | 20×20-60×60 | 0.3-2.0 | 10 | Soma byinshi |
| SS114 | Ф38-Ф114 | 30×30-90×90 | 0.4-2.5 | 10 | Soma byinshi |
| SS168 | Ф76-Ф168 | 60×60-130×130 | 1.0-3.5 | 10 | Soma byinshi |
| SS219 | Ф114-Ф219 | 90×90-170×170 | 1.0-4.0 | 10 | Soma byinshi |
| SS325 | Ф219-Ф325 | 170×170-250×250 | 2.0-8.0 | 3 | Soma byinshi |
| SS426 | Ф219-Ф426 | 170×170-330×330 | 3.0-10.0 | 3 | Soma byinshi |
| SS508 | Ф273-Ф508 | 210×210-400×400 | 4.0-12.0 | 3 | Soma byinshi |
| SS862 | Ф508-Ф862 | 400×400-600×600 | 6.0-16.0 | 2 | Soma byinshi |