Thenga insimbi engenasici angama-254 amapayipi we-welde kanye nama-smo 254 skwele amapayipi wesikwele
Amapayipi ensimbi angahlukaniswa ngesisekelo sohlelo lokusebenza lwayo. Ukusetshenziswa okujwayelekile kwamapayipi ensimbi kusendaweni yamapayipi amanzi, imigqa yamanzi ezimboni, umugqa wepayipi wezwe, amapayipi okunisela, izimboni zentuthu, izimboni zemoto, imboni yokwakha kanye nezinye izinhloso.
Insimbi engu-316l engagqwali yi-alloy e-auntenitic evame ukubizwa ngokuthi "i-marine grade yensimbi engenacala" ngoba isetshenziswa cishe ku-90% yezicelo zasolwandle - kufaka phakathi ukuhlunga. Ngaphezu kwezinsimbi ezifana ne-iron ne-nickel, i-366L iqukethe i-16-18% chromium kanye no-2-3% molybdenum. Lezi zinto zibalulekile ngoba zithuthukisa ukumelana nokugqwala kwe-alloy; I-Chromium ixhumana nomoya-mpilo emanzini olwandle ukuze wakhe ungqimba oluvikelayo lwe-chromium oxide, kuyilapho uMolybdenum ethuthukisa ukumelana kwensimbi ekugculweni kwensimbi. Ngokwengeziwe, i-366l inokuqukethwe okuphansi kwekhabhoni (yingakho ukusetshenziswa kwe- "l" egameni layo), okukunikeza ukuvikela okungcono ekubhujisweni.