Pump body is by cast iron casting blank forming, severe wear new thing should be changed.
泵体是由铸铁铸造毛坯成型，出现严重磨损时应更换新件。
The filling speed of lost foam cast iron casting was measured by use of an integrated set of experimental equipment and a specially designed computer acquisition system.
研究了负压度、模样密度、浇注温度、金属静压头等工艺因素对消失模铸铁件充型速度的影响规律。
Inferring from the flaw detection of X-ray, the sword possibly first forged the body by block casting iron, then cast the bronze handle, at last cast together to shape the sword.
从X射线探伤分析的情况推测，它很可能是先用块炼铁锻制刀身，之后再浇铸铜柄，而合铸成型的。
According to different casting methods, divided into continuous cast iron pipe and the centrifugal cast iron pipe, wherein the centrifugal cast iron pipe is divided into two types of sand and metal.
按铸造方法不同，分为连续铸铁管和离心铸铁管，其中离心铸铁管又分为砂型和金属型两种。
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 coating sand for cast iron and cast steel and collapsible coating sand for nonferrous alloy casting are also described.
论述了普通铸钢、铸铁件用的覆膜砂、非铁合金铸件用的易溃散覆膜特种性能覆膜砂。
This company produces engineering machinery, automobile, engine, cast iron pipe and so on casting. Produc demonstration: clamp, planet Rack, Support, bearing cap, cast iron pipe, Products and so on.
本公司专业生产工程机械、汽车、发动机及排污管等铸件。产品展示：夹钳、行星轮架、差速器壳、支架、轴承盖、铸铁管等产品。
The company has two casting plant, a main production of cast iron, cast steel production to one based.
公司拥有两座铸造工厂，一座以生产铸铁为主，一座以生产铸钢为主。
By observing and analyzing the casting test piece, we have found a metallurgical integrating layer that is made up of chromizing cast-iron alloy layer.
我们还对铸渗质量较好的铸渗试件进行了观察和分析，发现铸铁渗铬合金层与母材结合良好，呈冶金结合。
I was founded in 1994, is a specialized in cast iron, cast steel, alloy cast iron, ductile iron casting processing units.
我公司成立于1994年，是一家专门从事铸铁、铸钢、合金铸铁、球墨铸铁的铸造加工单位。
An aluminum silicon die cast alloy having a very low iron content and relatively high strontium content that prevents soldering to dies into die casting process.
一种铝硅模铸合金，具有非常低的铁含量和相对较高的锶含量，用来防止在模铸过程中焊接在模具上。
The self-compensated contraction caused by graphite dilatation in the solidification process of nodular cast iron makes casting with less flow-off or casting without flow-off possible.
利用球墨铸铁凝固过程中的石墨化膨胀，进行自身补缩，可以实现少胃口或无冒口铸造。
The company products mainly rely on nodular cast iron and alloy casting iron.
公司产品主要以球墨铸铁及合金铸铁为主。
Experiments indicates that the harrow piece of nodular cast iron in squeezing casting has the features of excellent mechanical properties and low production cost.
经试验，挤压铸造的球墨铸铁耙片力学性能好，生产成本低。
The company has a mill run plant, an iron plant, a pipe casting plant and a cast plant.
科鑫铸管有限公司下辖选矿厂、炼铁厂、铸管厂、铸件厂。
Chemical composition, melting processes, casting and heat treatment of high chromium cast iron were determined according to the requirement of materials for dredge pump cover.
在分析杂质泵护套材质要求的基础上，确定了高铬铸铁的化学成分和熔炼、铸造及热处理工艺。
Technology: cast iron heating it to good precast bent for the heating requirements. Add to die, from using hot metal casting, then finished, to be the ideal product.
工艺：铸铁加热板它把预制好的加热管弯曲成所需要求。放入模具中，用铁水浇铸而成，然后进行精加工，从而得到理想的产品。
The test indicates that contact fatigue life and wear resistance of surface quenched casting steels and Bainite quenched spherical cast iron are increased largely.
试验表明：经过表面淬火的铸钢和经过贝氏体淬火的球墨铸铁，其接触疲劳寿命和耐磨性大幅度提高。
The materials, casting processes and surface treating technique of cast iron piston rings were described in detail.
详细叙述铸铁活塞环的材料、铸造方法和表面处理技术。
The characteristics of cast iron production and casting defects due to the operator's negligence or improper operation have been described.
阐述了铸铁件生产的特点，各工序由于操作者的疏忽大意或者操作不当均可能使铸件产生缺陷。
The ways of improving the toughness of white cast iron Were reviewed by means of low-alloying, modification, hot plast deformation, casting and heat treatment.
从低合金化、变质处理、热塑性变形、铸造和热处理等几个方面，综述了国内提高普通白口铸铁韧性研究的进展情况。
In order to improve the abrasion-resistant on the casting surface, the low-Cr cast iron matrix composite reinforced by WC particles in sand mold was made in the experiment.
为了提高铸件表面的耐磨性，实验以低铬铸铁为基体，WC颗粒为增强体，制备出颗粒增强表面耐磨复合材料。
The modern advanced metallurgy casting, management and information are important content of modern scale production of high chrome white cast iron grinding ball.
现代先进的冶金铸造技术、现代管理和信息技术是更好地实现高铬白口铸铁磨球的现代规模化生产的重要内容。
Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method.
通过预先制备带有孔隙的硼铁合金预制块，用普通浇注的方法，获得以灰铸铁为基的铸造表面复合材料。
Manipulative system of process and main equipment of double-current horizontal continuous casting cast iron of small diameter that has been developed recently is introduced.
介绍了新近研制的双流水平连铸小直径铸铁型材生产工艺及主要设备的控制系统。
The centrifugal casting technique of manufacturing roll sleeve of high chromium cast iron composite was studied.
本文研究确定了离心铸造高铬铸铁复合辊套的工艺措施；
Meanwhile, the component of high chromium cast iron which is suitable to dual-metals centrifugal casting was analyzed.
分析了适用于双金属离心铸造工艺特点的高铬铸铁的成分；
Meanwhile, the component of high chromium cast iron which is suitable to dual-metals centrifugal casting was analyzed.
分析了适用于双金属离心铸造工艺特点的高铬铸铁的成分；
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