研究了宝钢高强度铁道车辆用钢的焊接性。
The weldability of high strength steel for railway vehicle produced by Baosteel was studied.
为了保证铁路运输的能力和效率，铁道部大力发展高速重载车辆，对于车辆用钢提出了更高的性能要求。
In order to ensure the capacity and efficiency of railway transport, the Ministry of Railways develops speed and heavy duty vehicles, requesting the higher performance requirements of steel.
通过冷裂敏感性试验、焊接热影响区最高硬度试验及可调拘束试验，对新型铁路车辆用TCS耐蚀钢的焊接性进行了深入系统分析。
The weldability of TCS corrosion resistant stainless steel for railway wagon was investigated by cold cracking sensitivity test, HAZ maximum hardness test and varestraint test.
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