Tili ndi luso lalikulu, zida zopangira zapamwamba, zida zonse zoyesera.Tinayambitsa makina opangira kuwotcherera ku America a Lincoln, makina owotcherera a laser (kuchokera ku England0, makina oyesera a hydro-static, X-ray, akupanga, zida zokulitsa (belu ndi spigot) ndi spectrograph (kuchokera ku Japan), dontho- kuyesa, zotsatira (300 Joules ndi minus 60 digiri Celsius), kuyezetsa kuuma, zitsulo zipangizo microscopy etc.
Zogulitsa zathu zimagwiritsidwa ntchito kwambiri ku Petrileum ndi mapaipi a gasi, Kutentha ndi madzi.Kuchiza madzi zinyalala, Chemical makampani.Kapangidwe kazitsulo, Bridge, Piling, doko la Nyanja ndi mafakitale amagetsi amagetsi.Timapanga chitoliro cha SSAW pansi pa API 5L, ASTM A252, GB/T9711.1, GB/T9711.2 muyezo komanso pansi pa zomwe makasitomala amafuna ndi kalasi yachitsulo: Gr, A, Gr, B, X42, X100, L245- L485, S290 ndi pamwamba, SS400 ndi pamwamba, ST33, ST42, Q235 (A,B,C), Q345 (B,C,D,R) etc.
Nthawi zambiri amagwiritsidwa ntchito pawiri-mbali zomizidwa ndi arc spiral welded chitoliro, kg/m