API bututu line tare da carbon karfe
bututun bututun API na cikin ka'idojin man fetur na ANSI.Aikin bututun layi shine fitar da mai, gas, ruwa daga filin zuwa matatar.
Bututun bututun sun haɗa da bututu maras sumul da bututun walda.Haɓaka fasahar farantin bututun ƙarfe da fasaha na walda yana faɗaɗa iyakokin aikace-aikacen bututun welded.
Musamman a cikin babban diamita na bututun ƙarfe, bututun bututun welded yana da fa'ida mara misaltuwa.
Ƙididdiga don bututun API:
1) Hanyar tsari: ERW karfe bututu, LSAW steek bututu, SSAW karfe bututu, Cold kõma, Hot birgima, DSAW
2) Ƙarshen saman: Paint Varnish Coating
3) Matsayi da Material: API 5L, API 5CT A, B, X42, X46, X52, X56, X60, X65, X70, X80 5L B, X42, X52 & API 5CT ASTM A106 GR B ASTM A53 GR B
4) Size: OD 33.4mm - 914mm for m karfe bututu,323.8mm -1420mm ga LSAW karfe bututu,219mm -3120mm
5) Ƙarshen Ƙarshe: Ƙarshen Ƙarshe ko Ƙarshen Ƙarshe
7) Aikace-aikace: man fetur da iskar gas mai nisa, bututun sufuri na ruwa
8) Packing term: Standard Seaworthy packing, General bunch packing
API 5L X60 karfe bututu
API 5L X60 PSL 1 nadi nadi ya fito daga API Spec 5L Ƙayyadaddun Bututun Layi.Maki masu ƙarfi suna da nadi X wanda ke biye da ƙayyadadden ƙayyadaddun ƙarfin ƙarfin bututun bututu, wanda aka auna shi a kilopounds a kowane inci murabba'i (taƙaice ksi).Standard Line Pipe yana da matsayi na A da B.
Aikace-aikacen: iskar gas, ruwa da jigilar mai a cikin mai da iskar gas.
Abubuwan sinadaran API 5L X60
| Kayayyaki | C | Si | Mn | P | S | V | Nb | Ti |
| API 5L X60bututu maras kyau | ≤0.28 | ≤0.45 | ≤1.60 | ≤0.03 | ≤0.01 | ≤0.15 | ≤0.05 | ≤0.04 |
| API 5L X60welded bututu | ≤0.26 | ≤ | ≤1.60 | ≤0.03 | ≤0.01 | ≤0.15 | ≤0.05 | ≤0.04 |
Abubuwan injina na API 5L X60
| Daidaitawa | Ƙarfin ƙarfi (Mpa) | Ƙarfin Haɓaka (Mpa) | Tsawaitawa (%) |
| API 5L X60 | ≥435 | ≥320 | ≥28 |
Lokacin aikawa: Satumba 24-2019