• In well-drilling project, corrosion of drill steel and pipeline is ubiquitous phenomena.

    油田钻具管道系统腐蚀油田工程中普遍存在问题。

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  • Even pace is a piece of rock, it would burst out sparks, as long as you pick up the hammer drill steel.

    即使脚步下岩石也会迸发火花只要铁锤钢钎。

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  • Series produced by the tool are: woodworking cutter, alloy discharge drilling, drill steel front, the fork blade, back blade, vertical knife, circular saw blades, etc.

    公司生产刀具系列木工铣刀合金钻头刀、立轴圆锯

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  • The results show: drill steel type "PU-1" has good H2S stress corrosion resistant and weldability, which can be used for structures with high economical profit and society significance.

    PU-1”焊缝合金断裂行为的研究结果表明,“PU-1”材钢H2S应力腐蚀性能和焊接性能较好应用结构钢构件具有显著的经济社会效益

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  • In theory, the Army could use such a system to approach targets covertly and drill through concrete, steel, wood, or other materials from a stand-off distance equal to the length of a football field.

    理论上美国陆军利用系统实现某些目标,既通过远距离(超过一个足球场距离)的设备混凝土钢铁木头以及其他材料进行隐蔽的击穿作业。

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  • Assemble drill to break through the first layer of crust, the crew deploys a steel pipe with an 11-inch-wide drill bit at the bottom.

    为了突破第一地壳船员们使用底部装有11英寸钻头钢管

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  • The drone of insects is interrupted by a high-pitched drill and the clang of hammers as workers put the finishing touches to the perfectly aligned steel tracks.

    工人们排放整齐铁轨进行最后修整时,刺耳钻动锤子当啷生淹没了虫子的鸣叫。

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  • The effect of different steelmaking processes on mechanical properties of steel, especially on impact toughness of steel for drill color has been studied.

    研究冶炼工艺力学性能影响特别是钻铤用钢冲击性能的影响。

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  • The sticking steel is one common trouble of drilling equipment and an important cause effecting the high efficiency and high quality drilling of hydraulic drill.

    现象穿孔设备常见故障之一,是影响液压凿岩钻机高效率质量穿孔的重要原因

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  • In a minute Jimmy's pet drill was biting smoothly into the steel door.

    一会儿,吉来心爱钻头顺利钻进了钢门。

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  • In a minute Jimmy's pet drill was biting smoothly into the steel door.

    一会儿吉米心爱的钻头顺利钻进了钢门。

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  • In order to meet the Tarim Oil Field 's demand for high toughness drill pipes, Baosteel has trial-produced ultra-low sulfur and phosphorus steel for drill pipes.

    为了满足塔里木油田韧性钻杆需求宝钢试制超低钻杆用

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  • In this paper, the effects of chemical composition of the steel for oil drill collar on its properties were studied and the heat treatment process were optimized.

    研究石油用钢化学成分及其性能影响优化热处理工艺

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  • For improving the quality of hot drawn hollow steel drill, the total quality control must be adopted though the whole process (from steelmaking to finished product).

    文章指出,为了提高中空质量必须冶炼开始对全部工序进行质量控制

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  • Basically it consists of a clamping device to hold the part in position under hardened-steel bushings through which the drill passes during the drilling operation. The drill is guided by the bushings.

    基本上在淬硬钢零件夹持到位的夹持装置组成,钻孔作业钻头穿过这些衬套,通过它们来导向

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  • Spiral drill : steel blades, drill, wear resistance.

    螺旋钻头铸钢叶片尖,耐磨

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  • Test results show that such steel can be mass produced with technology of a large converter plus the secondary refining, which can insure drill pipes for the transverse impact toughness.

    试验表明,采用合适冶炼工艺大型转炉炉外精炼能够批量生产超低硫低磷钻杆使钻杆获得横向冲击韧性。

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  • The S135 drill pipe steel was selected as the research object in the paper; the oxygen corrosion and corrosion fatigue be.

    本文选用S135钻杆作为研究对象,进行钻杆钢腐蚀腐蚀疲劳行为研究。

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  • In order to enhance the service hfe of hollow steel for rock drill stem, the odd number side section shape hollow steel has been designed.

    为了提高凿岩钎中空使用寿命,设计了奇数截面形状的中空钢。

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  • After the water quenching of the drill pipe steel grade, the cooling method of drill pipe welds is changed to the quick water cooling instead of the previous high-pressure air cooling.

    钻杆钢种淬化焊缝热处理冷却方式以前高压空气冷却转变快速水冷

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  • Piling steel pipe, also known as drill pipe, is transcribed, or strip steel plate riveted through the coil after forming the pipes lead.

    用誊写或者带钢通过卷曲成型铆接酿成钢管

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  • Wear-resistant materials, a connecting flange and a drill rod by high carbon steel finishing.

    材质耐磨连接法兰钻杆采用高碳钢精加工。

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  • Common round steel or steel tube may be rolled into solid or hollow twist drill rods by using the said rolling mill.

    普通普通钢管轧机后,直接变成实心空心麻花钻杆钢。

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  • The company's sales YG drill, stainless steel drills, welcome all the friends to visit.

    公司销售YG钻头不锈钢钻头,硬质合金钻头等多种,欢迎各界朋友的光临。

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  • Steel Series: steel with high strength large hexagon head bolts, torsion shear bolt connections made, the steel truss joints of high strength bolts, studs, drill the end of wire.

    结构系列:钢结构强度六角螺栓剪型螺栓连接副,钢网架球节点用高强度螺栓,焊钉丝等

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  • The high seam drill 2000 is stainless steel construction and the cylinder rods of the 1st inner legs of the stinger and drill leg are stainless steel.

    这种煤层钻孔机2000不锈钢结构,钻头第一内部腿架活塞杆钻孔机支架都是不锈钢的。

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  • Main products include ductile manhole covers, composite resin covers, drill rod cement covers, galvanized steel grating, polymer alloy covers, cast iron manhole covers, flower bar, cast iron pipe.

    主营产品球墨井盖复合树脂井盖钢钎水泥井盖、镀锌格板合金高分子井盖、球墨铸铁井盖、铸铁井盖、、铸铁管等

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  • Main products include ductile manhole covers, composite resin covers, drill rod cement covers, galvanized steel grating, polymer alloy covers, cast iron manhole covers, flower bar, cast iron pipe.

    主营产品球墨井盖复合树脂井盖钢钎水泥井盖、镀锌格板合金高分子井盖、球墨铸铁井盖、铸铁井盖、、铸铁管等

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