gray iron casting meaning in Chinese

灰口铸铁件

Gray iron castings for marine gearboxes . specifications
船用齿轮箱.灰铸铁件.技术条件
Standard specification for gray iron castings
灰铁铸件标准规范
Production and preparation of gray iron castings for porcelain enameling
陶瓷灰铁铸件的生产和制造
Gray iron castings for elevated temperatures for non - pressure containing parts
高温无压部件用灰铁铸件
Standard specification for statically cast permanent mold gray iron castings
静铸永久铸模灰铁铸件标准规范

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