heavy rail steel 重轨钢
Clean Heavy Rail Steel 洁净重轨钢
carbon heavy rail steel 碳素重轨钢
heavy rail steel production 生产重轨钢
heavy-rail carbon steel 碳素重轨钢
heavy steel rail 重型钢轨
Heavy rail steel is the key materials;the performance will directly affect the safety of transport.
重轨钢是铁路上的重要物资,其性能的好坏将直接影响运输的安全。
参考来源 - 高碳钢中稀土与磷作用机制的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The production status of rail steel and smelting technology of heavy-rail steel in China are summarized.
本文对我国钢轨钢的生产情况及重轨钢的冶炼技术做了综合论述。
The hydrogen content in the molten heavy rail steel was measured in every stages from LD tapping to mould(without the VD refining process).
研究了包钢重轨钢从转炉出钢到结晶器各个工序过程（未经VD真空处理）钢液中氢含量变化。
When the content of RE addition is 0.01%, the grain size of austenite can be obviously fined, and the impacting toughness of heavy rail steel can be obviously improved.
当稀土加入量为0.01%时，重轨钢的奥氏体晶粒尺寸明显细化，冲击韧度显著改善。
应用推荐