Ngwakọta ígwè BotopERW Steel Pipesite naGR.B,X42,X46,GR.1,GR.2,S355J0H,S275JRH,SGP, wdg
| Ụdị | Ọkọlọtọ | Ọkwa | Ojiji |
| ERW Steel Pipe | API 5L PSL1&PSL2 | GR.B,X42,X46,X52,X60,X65,X70,wdg | Njem nke mmanụ na gas |
| ASTM A53 | GR.A,GR.B | ||
| ASTM A252 | GR.1, GR.2, GR.3 | Maka Nhazi (Ịkpọpụta) | |
| BS EN10210 | S275JRH,S275J0H,S355J0H,S355J2H,wdg | ||
| BS EN10219 | S275JRH,S275J0H,S355J0H,S355J2H,wdg | ||
| JIS G3452 | SGP, wdg | Njem nke Mmiri dị ala | |
| JIS G3454 | STPG370, STPG410, wdg | Njem nke Mmiri nrụgide dị elu | |
| JIS G3456 | STPG370, STPG410, STPG480, wdg. | Ọkpọkọ ígwè dị elu na-ekpo ọkụ |
Ọgwụgwụ Paịpụ Beveling
Ese Ojii nwere Akara
Ịchịkọta na Sling
Nnyocha Dayameta Mpụta
Nnyocha Ọkpụrụkpụ Mgbidi
Nnyocha Ọgwụgwụ
Njikọta ike eletriki (Ụzọ nrụpụta bụ ịgbado ọkụ eletrik ma ọ bụ ịgbado ọkụ ike. Usoro imecha nwere ike ịbụ nke a na-emecha ọkụ ma ọ bụ nke a na-emecha oyi. A ga-agbado ọkpọkọ ndị a na-emecha oyi mgbe emechara ha.)
Ntachi obi nke OD na WT
| Ngalaba | Ntachi obi na OD | Ntachi obi na WT | |
| ERW Steel Pipe | 10.5mm≤D≤48.6mm | ±0.5 mm | -12.5% + Akọwapụtaghị ya |
| D = 60.5mm | ±0.5 mm | ||
| D = 76.3mm | ±0.7 mm | ||
| 89.1mm≤D≤139.8mm | ±0.8 mm | ||
| D = 165.2mm | ±0.8 mm | ||
| D = 190.7mm | ±0.9 mm | ||
| D = 216.3mm | ±1.0 mm | ||
| D = 241.8mm | ±1.2 mm | ||
| D = 267.4mm | ±1.3 mm | ||
| D = 318.5mm | ±1.5mm | ||
| 355.6mm≤D≤508.0mm | - | ||
| Astm A252 ERW Pipe | Pipe ERW gbara gburugburu |
| Astm A53 B ERW Pipe | ERW Welded Steel Pipe |
| ERW Steel Pipe Pile | ERW Ojii Steel Pipe |
| Nwayọọ ígwè ERW Pipe | ERW Carbon Steel Pipe |
ASTM A53 Gr.A &Gr. B Carbon ERW Steel Pipe Maka Oke Okpomọkụ Dị Elu
EN10210 S355J2H Ọkpọkọ ígwè ERW nke e ji arụ ọrụ
Ọrụ Nrụgide Ọkpọkọ ígwè nke JIS G3454 Carbon ERW
JIS G3452 Carbon ERW Ọkpọkọ ígwè maka ọkpọkọ nkịtị
EN10219 S275J0H S275J2H / S275JRH ERW Nhazi ígwè ọkpọkọ









