介绍了铬钼钢的高浓度渗碳试验。
The high carbon concentration carburization for Cr-Mo steel was introduced.
研究了稀土元素对烧结铜钼钢性能的影响。
The influence of rare earth element on the properties of sintered copper molybdenum steel has been studied.
阀门主体材质有铸铁、球铁、碳钢、合金钢、不锈钢、铬钼钢等材质。
Valve of the main materials are cast iron, ductile iron, carbon steel, alloy steel, stainless steel, chrome molybdenum steel, and other materials.
铬钢和铬钼钢表面局部缺陷焊补可采用A402焊条补焊，不需处理。
For those local surface defects on chrome steel and chrome-molybdenum steel, welding rod A402 may be used for repairing, no other treatment is necessary.
对铬钼钢强、硬度之间的关系进行了回归分析，建立了相应的回归关系式。
Synopsis Regression analysis has been conducted on the relationship between the strength and hardness of Cr-Mo steel and the regression formula accordingly set up.
对铬镍钼钢强度、硬度之间的关系进行了回归分析，建立了相应的回归关系式。
In this paper regression analyses for the relations between strength and hardness of chrome - Nickel - Molybdenum steel are carried out, the relevant formulas of the regression relations are set up.
研究了稀土元素对烧结铜钼钢性能的影响，探讨了稀土在烧结铜钼钢中的作用机理。
The effects of rare earth elements on the performance of sintered cu Mo steel have been investigated, and their mechanism of action is discussed.
采用锌阳极和铝阳极的防止腐蚀方法虽能防止铬钼钢腐蚀，但对其裂纹的扩展起明显的加速作用。
The Zinc and Aluminum anode protector can prevent the Cr-Mo steel from corrosion. However, it has the obvious effect of accelerating the crack propagation.
前言： 通过一些试验研究和工程实例，介绍采用铬钼钢制造的承压设备，经热处理后对钢材性能的影响。
The effect of postwelding heat treatment on property of pressure equipment made of Cr-Mo steel has been interpreted thorough some research and practical examples.
前言： 通过一些试验研究和工程实例，介绍采用铬钼钢制造的承压设备，经热处理后对钢材性能的影响。
The effect of postwelding heat treatment on property of pressure equipment made of Cr-Mo steel has been interpreted thorough some research and practical examples.
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