I-ASTM B564 601 i-601 inyuswe ubuso ngobuso iFonger i-601 flames zenziwe nge-nickel chromium we-alloum. Izinto eziphathekayo zihluleka ngokwahlukileyo kumyinge wokwenziwa. Ibakala lama-601 linama-58% i-chromium, i-chbon, i-manganese, silicon, isalfure, isiko kunye nensimbi yokwenziwa. Kukho iintlobo ezahlukeneyo ezinjengeSoket Weld, i-Weldid Fienges, i-bip ye-internel 601 kwiflethi, i-orifice flaxes njalo njalo. Iiflene ezenziwe ngazo ezi zixhobo zomelele, i-corosion enganyangekiyo kwii-AIDS, ukunciphisa iiarhente kunye ne-oxidation kwaye zinzima kakhulu.