查询词典 wire drawing

Analyzing the causes of surface crack of GCr15 bearing steel wire with metallurgical microscope, Brinell and Vickers Durometer, the result shows that the surface of wire rods has no crack, which comes from the course of drawing .

运用金相显微镜、布维氏硬度仪等分析手段，对GCr15轴承钢盘条经拉拔成钢丝后成品表面产生间断裂纹进行分析，结果表明盘条表面无裂纹，成品钢丝的裂纹主要产生于拉拔工艺过程。

Analyzing the causes of surface crack of GCr15 bearing steel wire with metallurgical microscope, Brinell and Vickers Durometer, the result shows that the surface of wire rod s has no crack, which comes from the course of drawing.

运用金相显微镜、布维氏硬度仪等分析手段，对GCr15轴承钢盘条经拉拔成钢丝后成品表面产生间断裂纹进行分析，结果表明盘条表面无裂纹，成品钢丝的裂纹主要产生于拉拔工艺过程。

Its products are widely used in drawing various kinds of wire, metal pipe and enameling magnet wire.

现已形成年产拉丝模具10000只，涂漆模具8000只，年维修拉丝模具130000只的生产能力。

The main methods improving the strength of galvanized wire for bridge cable are to improve the strength of sorbite wire rod, increase drawing hardening effect and decrease strength lose in the course of galvanizing.

提高桥梁缆索镀锌钢丝强度的主要方法是提高索氏体盘条的强度、提高加工硬化效果和减少热镀锌过程的强度损失。

The paper describes the process ofφ20mm Cu-Sn alloy wirebar production in continuous casting and roiling process,analyzes the impact of the wirebar s oxygen and tin content distribution on production stability, describes the cold-forming process of contact wire manufacturing by drawing machine,and studies and compares anti-drawing strength and extension capability of it.

介绍了采用连铸连轧工艺生产φ20mm铜锡合金线坯的过程，分析了线坯氧含量、锡含量对生产稳定性的影响。

The large banded structures would lead to break during drawing.The intermidiate ones would result in extensible crack but not result in break during drawing.The small ones could exist inside the wire in the form of incontinuous particulates,resulting in a decrease of the p...

粗大的带状组织将直接导致拉丝断裂；稍小一点的带状组织不会引起拉丝断裂，但在钢丝内部存在着明显的非稳态扩展裂纹，是不安全的；细小的带状组织不会引起拉丝断裂，最终将以断续的点状形态存在于成品钢丝中，但对其安全性存在重大隐患。

A process for manufacturing seamless flux-cored welding wires 0.8 to 4 mm in diameter with excellent cracking resistance and primer proof quality and containing very little diffusible hydrogen suited for the welding of high-tensile steels and steel structures subjected to large restraining forces by dehydrogenating by high-temperature heating comprises the steps of heating a straight wire 8-15 mm in diameter by direct electric heating through a first and a second pair of roll electrodes spaced 2 to 5 m apart and a ring transformer disposed therebetween to a temperature between 620 and 1100 degrees Centigrade, cooling the heated wire to a temperature not higher than 500 degrees Centigrade with a coefficient of heat transfer not higher than 250 kcal/m2 h degree Centigrade, and drawing to the desired diameter.

一种用来制造直径0.8至4mm的、具有优异的抗裂缝力和底层涂料防护质量并含有非常少的扩散氢的、适合于焊接高强度钢和承受大约束力的钢结构的无缝药芯焊丝，通过用高温加热进行脱氢处理来制造的工艺包括步骤：通过经布置成相隔2至5m的第一和第二对辊电极并经布置在它们之间的环心变压器的直接电加热，把直径8至15mm的直焊丝加热到620与1100℃之间的温度；用不高于250kcal／m2h℃的传热系数把已加热焊丝冷却到不高于500℃；以及拉伸到想要的直径。

SMD-MC34119 Pinout: C Three External Clock Inputs, Two Multi-purpose I/O Pins per Channel C Double PWM Generation, Capture/Waveform Mode, Up/Down Capability One Four-channel 16-bit PWM Controller One Two-wire Interface C Master Mode Support Only, All Two-wire Atmel EEPROMs Supported One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os IEEE 1149.1 JTAG Boundary Scan on All Digital Pins 5V-tolerant I/Os, including Four High-current Drive I/O lines, Up to 16 mA Each Power Supplies C Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components C 3.3V VDDIO I/O Lines Power Supply, Independent 3.3V VDDFLASH Flash Power Supply C 1.8V VDDCORE Core Power Supply with Brownout Detector Fully Static Operation: Up to 55 MHz at 1.65V and 85C Worst Case Conditions Available in a 64-lead LQFP Package

SMD-MC34119引脚说明： C款三输入外部时钟，两个多用途I / O引脚每通道双PWM生成，捕获/波形模式，上/下能力的一个四通道16位PWM控制器一两线接口C中间模式支持，只有在所有两线Atmel公司的EEPROM支持的一个8通道10位模拟数字转换器，四通道复用数字I / O的IEEE 1149.1 JTAG边界扫描所有数字引脚5V容限I / O口，其中包括4大电流驱动I / O线，最多一六毫安C镶嵌每个电源1.8V的稳压器，绘图高达100的核心和外部元件 3.3 VDDIO毫安I / O的电源线，独立电源3.3V的VDDFLASH闪光 1.8 VDDCORE核心电源掉电检测与全静态工作：高达55兆赫和85℃时为1.65V最恶劣条件下以64引脚LQFP封装

Fracture often occurrs in the weld joint of the wire during drawing. Drawing fractures morphology were investigated and classified.

由于现代化大生产的连续性，不同卷盘条通常采用电阻对焊的方法连接在一起，在生产过程中盘条电阻对焊区域容易出现拉丝断裂。

The machines are widely used for drawing wire in the factories such as wire-steel factory,metal mesh factory and nail making factory etc.

用途：本套设备是拉拨低、中、高碳钢线的理想设备，也可拉拨铜、铝等有色金属和合金线材，广泛用于钢丝、钢缆、建筑构件、镀锌铁丝、金属网、制钉等厂矿拉丝之用。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失