Sanon putorino hua matua: Cr5Mo ngongo koranu, 15CrMo ngongo ngongo, 12Cr1MoVG ngongo koranu, te pehanga teitei ngongo koranu, 12Cr1MoV ngongo koranu, 15CrMo ngongo koranu, ngongo koranu P11, ngongo koranu P12, ngongo koranu P22, ngongo koranu T91, ngongo koranu P91, pehanga teitei ngongo kōhua, tongi matū ngongo motuhake, etc ...
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