To enhance the anti-wearing ability of exhaust valve seat for a new engine, a Nb-Cr-Mo-V cast iron value seat has been developed in the First Automobile Works.
为提高新型汽车发动机排气门座的耐磨性，第一汽车制造厂研制了铌铬钼钒铸铁排气门座。
The high-Cr cast iron which is modified by 0.8% V-Fe is obtained by centrifugal casting and high cr iron microstructure and performance are discussed.
采用0.8%钒铁变质后的高铬铸铁，进行电磁离心铸造浇铸，研究高铬铸铁组织和力学性能变化。
The properties and application of the D-type graphite cast iron camshafts made with V and ti containing pig iron was also described.
笔者还介绍了采用钒钛生铁生产的D型石墨合金铸铁凸轮轴的性能特点及其应用情况。
The influence of V on the structure and properties of medium silicon cast iron at room temperature are investigated. The existing forms and the function of V is discussed.
研究了钒对中硅耐热铸铁的组织及常温机械性能的影响，对钒在中硅铸铁中的存在状态和作用进行了探讨。
The V-EPC cast-in process was used to prepare the cast iron-based particles -containing composite. The distribution characteristics of the hardness and microstructure of the composite was studied.
采用V - E PC铸渗工艺制备铁基颗粒复合材料，并对复合材料硬度及显微组织分布特征进行了研究。
A saturated dispersion with ultrafine VC particles may be approached as the increasing of V content in the iron. This seems to play an important role in the prec...
超细VC弥散分布于铁素体基体，随球铁含钒量增加，超细v C量趋于饱和，这部分碳化物在球铁的强化中起主要作用。
The effect of vanadium in cast iron and V - containing cast irons was introduced.
介绍钒在铸铁中的作用及含钒铸铁材料。
First, the process of reducing FeO in the slag, separating metal iron and raising V and Fe ratio proceeded.
第二步还原氧化钒，分离氧化钛，得到含钛低的钒铁合金。
Therefore, it is necessary to study the application of vanadium-titanium vermicular cast iron in ingot mould, glass mold, auto brake drum and brake disc using abundant V-Ti iron in China.
因此，利用我国丰富的钒钛生铁资源，开展钒钛蠕墨铸铁在钢锭模、玻璃模具以及汽车刹车鼓和列车制动盘等方面的应用研究很有必要。
Reasons of the skimmer damage when smelting V-bearing titanomagnetite at Panzhihua Iron and Steel Group are studied.
分析了高炉冶炼钒钛磁铁矿炉前砂口损坏的原因。
V. Main problems associated with Britain's iron and steel industry today.
如今英国钢铁工业的主要问题。
CVN(Charpy V-notch) toughness and grain size number of J55 grade oil casings produced by Baotou Iron and Steel Company did not meet the reiative standards in the past.
本文针对包钢原来生产的J55石油套管冲击韧性不足，晶粒粗大的问题开展研究。
CVN(Charpy V-notch) toughness and grain size number of J55 grade oil casings produced by Baotou Iron and Steel Company did not meet the reiative standards in the past.
本文针对包钢原来生产的J55石油套管冲击韧性不足，晶粒粗大的问题开展研究。
应用推荐