He momo ngongo te ngongo ASTM a269, he kanapa te mata, he tino ataahua, he roa rawa, ka taea te roa ki te 4000M/koiri me te kore he mea whakarewa, he whakamahinga: ka taea te whakamahi i roto i te hinu, te hau maori, te ahumahi matū, te hanga kaipuke me ētahi atu ahumahi. Rauemi ngongo maitai: 316L, 316, 304, incoloy825, incoloy625, 2205 2507; OD ngongo maitai: 6MM-25.4MM; Matotoru pakitara ngongo maitai: 0.5MM—2MM; Roa ngongo maitai: 1000M-6000M; Pēhanga mahi: 50—200MPA