R = 1D, 2D, 3D, 5D, 6D, 8D, 10D noma ngokwesiko
I-SAE 304 Insimbi Engagqwali iyinsimbi evame kakhulu engenacala. Insimbi iqukethe zombili i-chromium (phakathi kuka-18% no-20%) kanye ne-nickel (phakathi kuka-8% kanye ne-10,5%) [1] izinsimbi njengezicini ezingezona zensimbi. Kuyinsimbi engelutho engagqwali. Akukancane ngogesi nakwesobunxele kunensimbi yekhabhoni. Kuyinto kazibuthe, kepha kazibuthe kakhulu kunensimbi. Inokumelana nokuqina okuphezulu kakhulu kunensimbi ejwayelekile futhi isetshenziswa kabanzi ngenxa yokukhululeka lapho kwakhiwa khona ngezimo ezahlukahlukene. [1]
I-weld ye-weld yensimbi engagqwali isetshenziselwa ukuvala ukuvala ukuphela kwepayipi noma igatsha elifanelekile le-butt Ngokuvamile kusetshenziswa amapayipi wepayipi we-buld ekugcineni kohlelo lwamapayipi noma uma ukulungiswa kudinga ukuthi ipayipi liyimpumputhe noma lihlukanise lonke uhlelo ukuze liligcine lisebenza ngenkathi kulungiswa noma kulungiswa.