Botop Steel SupplyMtengo wa ERWkuchokeraGR.B,X42,X46,GR.1,GR.2,S355J0H,S275JRH,SGP,ndi zina
Mtundu | Standard | Gulu | Kugwiritsa ntchito |
Mtengo wa ERW | API 5L PSL1&PSL2 | GR.B,X42,X46,X52,X60,X65,X70, etc. | Kuyendetsa mafuta ndi gasi |
Chithunzi cha ASTM A53 | G.A ,GR.B | ||
ASTM A252 | GR.1, GR.2,GR.3 | Za Kapangidwe (Piling) | |
Chithunzi cha EN10210 | S275JRH,S275J0H,S355J0H,S355J2H, etc. | ||
Chithunzi cha EN10219 | S275JRH,S275J0H,S355J0H,S355J2H, etc. | ||
Chithunzi cha JIS G3452 | SGP, etc | Mayendedwe a Low-pressure fluid | |
Chithunzi cha JIS G3454 | STPG370,STPG410, etc | Mayendedwe a High-pressure fluid | |
Chithunzi cha JIS G3456 | STPG370,STPG410,STPG480, etc | Kutentha kwachitsulo mapaipi |

Pipe End Beveling

Kujambula Kwakuda ndi Kulemba Chizindikiro

Kumanga ndi Sling

Out Diameter Inspection

Kuyendera makulidwe a Khoma

Kumaliza Kuyendera



Kuwotcherera kwa Magetsi (Njira yopangira ndi kuwotcherera kwa Magetsi kapena kuwotcherera m'matako. Njira yomaliza imatha kutenthedwa kapena kuzizira. Mapaipi omaliza ozizira amatsekedwa pambuyo popanga.)

Kulekerera kwa OD ndi WT
Gawo | Kulekerera pa OD | Kulekerera pa WT | |
Mtengo wa ERW | 10.5mm≤D≤48.6mm | ± 0.5 mm | -12.5% + Osatchulidwa |
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 | - |



Chitoliro cha Astm A252 ERW | Chitoliro chozungulira cha ERW |
Chitoliro cha Astm A53 B ERW | ERW Welded Steel Pipe |
Mulu wa Chitoliro cha ERW | ERW Black Steel Pipe |
Chitoliro Chochepa cha ERW | ERW Carbon Steel Pipe |
ASTM A53 Gr.A &Gr.B Carbon ERW Chitoliro Chachitsulo Kwa Kutentha Kwambiri
EN10210 S355J2H CHIPEMBEDZO CHA ERW zitsulo PIPE
JIS G3454 Carbon ERW Steel Pipe Pressure Service
Mapaipi Achitsulo a JIS G3452 a Carbon ERW Kwa Mapaipi Wamba
EN10219 S275J0H S275J2H / S275JRH MANKHWALA A ERW Milu Yachitsulo