本公司主要生产各种灰铁件、球铁件、铸钢件、高猛钢件等各种建筑、工程机械用零部件。
Our products: Various gray iron, ductile iron, common cast steel, low-alloy steel, high manganese steel, etc various parts of architectural and mechanical engineering.
为适应大型工程机械焊接用钢需要，对低合金高强度钢HG80及其焊接接头的疲劳裂纹扩展速率进行了研究。
To meet the development of steels used for the large engineering machinery, fatigue crack growth rates of a high strength low alloy steel HG80 and welded joint were investigated.
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