Injinan bututun da aka kera na musamman na ZTZG suna samar da bututun da aka haɗa da welded masu inganci.
Injin din bututun mu mai haɗaɗɗen Welded an ƙera shi da kyau don sarrafa nau'ikan kayan ƙarfe na carbon da siffofi masu rikitarwa cikin inganci da daidaito.
Injinan bututun da ake amfani da su wajen samar da bututun bayanin martaba suna tabbatar da ingancin walda da kuma daidaiton girma ga aikace-aikacen masana'antu daban-daban.
| LAYIN TUBE NA ERW | |||||
| Samfuri | Rbututun bututu mm | Murabba'ibututu mm | Kauri mm | Gudun aiki m/min | |
| ERW20 | Ф8-Ф20 | 6x6-15×15 | 0.3-1.5 | 120 | Kara karantawa |
| ERW32 | Ф10-Ф32 | 10 × 10-25 × 25 | 0.5-2.0 | 120 | |
| ERW50 | Ф20-Ф50 | 15 × 15-40 × 40 | 0.8-3.0 | 120 | |
| Farashin 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 | |
| Farashin 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 | Kara karantawa |
| ERW660 | Ф325-Ф660 | 250×250-500×500 | 6.0-20.0 | 20 | Kara karantawa |
| ERW720 | Ф355-Ф720 | 300 × 300-600 × 600 | 6.0-22.0 | 20 | Kara karantawa |
| LAYIN SAMARWA NA BABUR KARFE | |||||
| Samfuri | Rbututun bututu mm | Murabba'ibututu mm | Kauri mm | Gudun aiki m/min | |
| SS25 | Ф6-Ф25 | 5×5-20×20 | 0.2-0.8 | 10 | Kara karantawa |
| SS32 | Ф6-Ф32 | 5×5-25×25 | 0.2-1.0 | 10 | Kara karantawa |
| SS51 | Ф9-Ф51 | 7×7-40×40 | 0.2-1.5 | 10 | Kara karantawa |
| SS64 | Ф12-Ф64 | 10 × 10-50 × 50 | 0.3-2.0 | 10 | Kara karantawa |
| SS76 | Ф25-Ф76 | 20 × 20-60 × 60 | 0.3-2.0 | 10 | Kara karantawa |
| SS114 | Ф38-Ф114 | 30×30-90×90 | 0.4-2.5 | 10 | Kara karantawa |
| SS168 | Ф76-Ф168 | 60×60-130×130 | 1.0-3.5 | 10 | Kara karantawa |
| SS219 | Ф114-Ф219 | 90×90-170×170 | 1.0-4.0 | 10 | Kara karantawa |
| SS325 | Ф219-Ф325 | 170×170-250×250 | 2.0-8.0 | 3 | Kara karantawa |
| SS426 | Ф219-Ф426 | 170×170-330×330 | 3.0-10.0 | 3 | Kara karantawa |
| SS508 | Ф273-Ф508 | 210 × 210-400 × 400 | 4.0-12.0 | 3 | Kara karantawa |
| SS862 | Ф508-Ф862 | 400 × 400-600 × 600 | 6.0-16.0 | 2 | Kara karantawa |