SAE J461, AMS 4611, 4612, ASTM B21, FEDERAL QQ-B-639, SAE J463

Umuringa wo mu mazi C46400 ugizwe ku izina ugizwe na 60% y'umuringa, 39.2% zinc na 0.8% amabati. Nkibisanzwe byumuringa hamwe na duplex alpha + beta imiterere, C46400 ifite imbaraga nubukomere. Mugusimbuza amabati kubwinshi bwa zinc, bigerwaho no kurwanya ruswa nyinshi mumazi yinyanja. Kwiyongera kw'amabati kandi biha ibinyomoro birwanya kurwanya dezincification, bityo bikarushaho kubuza kwangizwa n’amazi yo mu nyanja hejuru yubushyuhe busanzwe. Amavuta azwiho kandi kuba arwanya kwambara, umunaniro, guhubuka, hamwe no gucika intege.