标准摘要
[中文适用范围]： 该 SAE 标准涵盖了用于汽车及相关行业高温服务的球墨铸铁件的硬度、化学分析和微观结构要求。通常称为 SiMo 球墨铸铁@典型应用是活塞发动机排气歧管和涡轮增压器零件。铸件可以指定为铸态或热处理状态。出于设计目的@附录提供了有关高温球墨铸铁铸件应用@其加工条件@化学成分@机械性能和显微组织的一般信息。 [外文原描述]： This SAE Standard covers the hardness, chemical analysis and microstructural requirements for ductile iron castings intended for high temperature service in automotive and allied industries. Commonly known as SiMo ductile iron, typical applications are in piston-engine exhaust manifolds and turbocharger parts. Castings may be specified in the as-cast or heat treated condition.For design purposes, the Appendix provides general information on the application of high temperature ductile iron castings, their processing conditions, chemical composition, mechanical properties and microstructure.Cross Reference: ASTMA247,ASTMA439,ASTMA536,ASTME10,ASTME1999,ASTME351,J2515_201712,J417_201801,J434_201712,STP-455
英文名称Automotive Ductile Iron Castings for High Temperature Applications