碳素钢铸件 meaning in English

steel casting iron

Carbon steel castings suitable for welded structure
焊接结构用碳素钢铸件
Standard specification for steel castings , carbon , for general application
通用碳素钢铸件的标准规范
General purpose industrial valves - specification of carbon steel castings
通用阀门碳素钢铸件技术条件
Standard specification for steel castings , carbon , suitable for fusion welding , for high - temperature service
高温设备用适合于熔焊的碳素钢铸件的标准规范