−−−−C25C25EC25R−C35C35EC35R−C25C25EC25R−C35C35EC35R−−−−−−−−−−−−−−−i−−−−−−−−−−−−−−−−−−－−−−−−−C25C25EC25R−C35C35EC35R−C25−C35−−−−−−−−−−−−−−−−−−−−−−−−−−−861586178620862286378640−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−ГOCTΓOCT4543 lacnhceTataDs・tcudorP （5）JIS G 7501, G 7502, G 7503 is translation version.S10CS12CS15CS17CS20CS22CS25CS28CS30CS33CS35CS38CS40CS43CS45CS48CS50CS53CS55CS58CS09CKS15CKS20CKSCN236SCN415SCN631SCN815SCN836SNCM220SNCM240SNCM415SNCM420SNCM431SNCM439SNCM447SNCM616SNCM625SNCM630SNCM815JIS G 4051Carbon steel for machine structural useJIS G 4102Nickel chromium steelJIS G 4103Nickel chrome molybdenumJapan industrial standardsStandard number・NameSymbolInternational standardUSAISOAISI / SAESteel types related to foreign standardsGermanyUKBSDINBS 970 Part1,3 BS EN 10083-1,2 DIN EN 10084 DIN EN 10083-1,2 040A10045A10045M10040A12055M15C10EC10RC15EC15R070M20C22C22EC22RC22C22EC22R080A30080M30C30C30EC30RC30C30EC30R080M40C40C40EC40RC40C40EC40R080A42C45C45EC45R080A47080M50C45C45EC45RC50C50EC50RC50C50EC50R070M55C55C55EC55RC60C60EC60R045A10045M10C55C55EC55RC60C60EC60RC10EC15E655M1315NiCr13805A20805M20805A22805M2220NiCrMo220NiCrMoS2NF A35-551NF EN 10083-1,2XC10XC12XC18C22C22EC22R25ГC30C30EC30R30Г30Г35Г35ГC40C40EC40R40Г −40Г C45C45EC45R45Г45ГC50C50EC50R50Г50ГC55C55EC55RC60C60EC60R60ГXC10XC12XC1840XH30XH3A20NCD220XH2M（20XHM）FranceRussia（Former USSR）NF1149Carbon steel・alloy steel for machine structural use（1）ISO683-1,10,11（5）C101010101210151017C15E4C15M210201023C25E4C25M210251029C30C30E4C30M21030C35E4C35M210351038C40C40E4C40M21039104010421043C4510451046C45E4C45M2C50C50E4C50M2104910501053C55C55E4C55M21055C6010591060C60E4C60M215NiCr1320NiCrMo220NiCrMoS241CrNiMo241CrNiMoS243204340
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