Ahịrị mmepụta ọkpọkọ welded nke ZTZG nke na-agbanwe ngwa ngwa:
Ọ na-ekwe ka a chịkọta mpịakọta ndị ahụ n'elu tebụl mgbanwe ngwa ngwa ma ọ bụ ihe nkwado dị na ogwe mgbanwe ngwa ngwa.
Enwere ike itinye tebụl ọrụ mgbanwe ngwa ngwa n'ime usoro mmepụta paịpụ dum, gụnyere nhazi efere, nha, na ngalaba nhazi siri ike.
Mgbe a na-emepụta paịpụ dị iche iche, a pụrụ itinye tebụl ọrụ mgbanwe ngwa ngwa nke chọrọ nnọchi ozugbo na ahịrị mmepụta paịpụ ahụ, na-anọchi nkeji mmepụta paịpụ dị ugbu a.
Sistemụ a na-ewepụ mkpa ọ dị ịgbasa ma wụnye mpịakọta n'oge nnọchi mpịakọta, na-azọpụta oge mmepụta dị ukwuu ma na-eme ka arụmọrụ nrụpụta ọkpọkọ dịkwuo mma.
Igwe a na-emepụta paịpụ a dabara adaba maka ndị na-emepụta paịpụ ndị na-emepụta obere na ọkara dayameta.
| ERW Tube Mill Line | |||||
| Ụdị nlereanya | Rọkpọkọ ọkpọkọ mm | Akụkụ anọpaịpụ mm | Ọkpụrụkpụ mm | Ọsọ ọrụ m/nkeji | |
| ERW20 | Ф8-Ф20 | 6x6-15×15 | 0.3-1.5 | 120 | GỤKWUO |
| 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 | GỤKWUO |
| ERW660 | Ф325-Ф660 | 250 × 250-500 × 500 | 6.0-20.0 | 20 | GỤKWUO |
| ERW720 | Ф355-Ф720 | 300 × 300-600 × 600 | 6.0-22.0 | 20 | GỤKWUO |
| AHỊA mmepụta ọkpọkọ ígwè anaghị agba nchara | |||||
| Ụdị nlereanya | Rọkpọkọ ọkpọkọ mm | Akụkụ anọpaịpụ mm | Ọkpụrụkpụ mm | Ọsọ ọrụ m/nkeji | |
| SS25 | Ф6-Ф25 | 5×5-20×20 | 0.2-0.8 | 10 | GỤKWUO |
| SS32 | Ф6-Ф32 | 5×5-25×25 | 0.2-1.0 | 10 | GỤKWUO |
| SS51 | Ф9-Ф51 | 7 × 7-40 × 40 | 0.2-1.5 | 10 | GỤKWUO |
| SS64 | Ф12-Ф64 | 10 × 10-50 × 50 | 0.3-2.0 | 10 | GỤKWUO |
| SS76 | Ф25-Ф76 | 20 × 20-60 × 60 | 0.3-2.0 | 10 | GỤKWUO |
| SS114 | Ф38-Ф114 | 30 × 30-90 × 90 | 0.4-2.5 | 10 | GỤKWUO |
| SS168 | Ф76-Ф168 | 60 × 60-130 × 130 | 1.0-3.5 | 10 | GỤKWUO |
| SS219 | Ф114-Ф219 | 90 × 90-170 × 170 | 1.0-4.0 | 10 | GỤKWUO |
| SS325 | Ф219-Ф325 | 170 × 170-250 × 250 | 2.0-8.0 | 3 | GỤKWUO |
| SS426 | Ф219-Ф426 | 170 × 170-330 × 330 | 3.0-10.0 | 3 | GỤKWUO |
| SS508 | Ф273-Ф508 | 210 × 210-400 × 400 | 4.0-12.0 | 3 | GỤKWUO |
| SS862 | Ф508-Ф862 | 400 × 400-600 × 600 | 6.0-16.0 | 2 | GỤKWUO |