431 ahama
431 sifooyinka iyo codsiyada:
431 (16Cr-2Ni) Ni-ku jira birta Cr waxay ku heli kartaa siyaalo farsamo sare leh iyadoo loo marayo daawaynta kulaylka waxayna leedahay iska caabin daxalka oo ka wanaagsan 410 birta iyo 430 birta.
431 birta aan la taaban karin waxay u dhigantaa Shiinaha 1Cr17Ni2, Japan JIS SUS431.
431 ka kooban kiimiko:
Kaarboon C: ≤0.20
ManganeseMn: ≤1.00
SilikoonSi: ≤1.00
C: 15.0 ~ 17.0
Nickel Ni: 1.25 ~ 2.50
Fosfooraska P: ≤0.04
Baaruud: ≤0.03
Waqtiga boostada: Jan-19-2020