Ibha ye-Incontel 718 Round Bar iyibha ye-nickel-chromium alloy efinyelela ku-55% nickel ekwakhekeni kwayo. Okuqukethwe kufaka i-Chromium engu-17%, i-4.9% ye-Niobium, i-6.6% ubuncane bensimbi kanye ne-aluminium, i-aluminium, i-boron, ikhabhoni, i-cobbor, i-phobalt, i-bulfur kanye ne-silicon ne-silicon ne-silicon. Izinto ezibonakalayo zinamandla okugcina ashubile ka-1375 MPA kanye namandla aphansi wesivuno esingu-1100 MPA.