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Orthogonal cutting and shaving, which are used to remove surface imperfections in rod and wire, are discussed. The mathematical considerations for velocity field, velocity discontinuity, assumed velomore»

This paper describes the effect of stream descaling of steel wire rod on the parameters of the drawing process, mechanical properties and state of the surface layers of wires of two steel grades (D75more»

The effect of changes in the temperature and the stretching levels of the stress-relieving treatments of prestressing steel wires is discussed. Five industrial treatments, in the range of the commercmore»

Compression piston rings are essential parts of an automobile engine. The rings are produced by four-roll bending using high-tensile steel alloy. However, defective phenomena of the distortion and thmore»

High speed flat wire mills are discussed. Dimensional tolerances, production capacity and cost, operating methods, control processes, and set-up sequence and operation are described.

A normal bunch stranded conductor generally produced on double twist bunchers, never can be round. Therefore it is not suitable for thin wall insulation, which is necessary when expensive insulatingmore»

This paper expands on the Operational Perfection at Southwire (OPS) business philosophy regarding safety. It explains how the safety program is being built through employee involvement in pre-planninmore»

The use of salt baths in a variety of aspects of the wire industry is discussed. Some of the uses are in patenting, annealing, descaling, and spheroidizing. A brief discussion of the economic aspectsmore»

Salt patenting is discussed as a substitute for lead in the production of high carbon wire. Salt furnace design and operation, chemical composition of salts, and process performance are considered. Tmore»

Scoreboards are excellent tools for driving and tracking continuous improvement in extrusion process. This paper details how a scoreboard program was established and used effectively to leverage oppomore»

The copper scrap recycling technology of La Farga–Properzi has been well known the world over since 1986. The application of new technologies and market pressure have forced La Farga to develop a newmore»

Wire coating extruders are often asked to handle several polymers and/or a wide range of operating conditions in production. Selecting the proper screw to optimally handle the requirements set forthmore»

The author describes recent advances in the use of rotating eddy current probe assemblies for the in-line inspection of HCS wire and rod. Digital processing at high rotational speeds permits real-timmore»

This study examined 36 different variables in the manufacture of high-quality construction nails, including quenching and tempering conditions. The study confirms that steel grades D35, D40, and D55more»

Results of an experimental investigation on cold extrusion of four heats of 1524 steel and a survey of central bursting occurrence in commercial cold extrusion and wiredrawing operations are given. Cmore»

With the environmental requirements of local, state and federal agencies, it behooves us all to look toward the future with a goal of non-lead products. Our portion of this presentation will be to ofmore»

This paper discusses shaped dies for overhead conductors. Topics include raw material for dies, drawing raw materials, casing particularities, drawing line particularities, and advantages of using shmore»

Silver/nickel-plated copper conductors are widely used in the cable industry for electronic, aerospace, and defense applications. This paper discusses requirements for high-quality silver-plated coppmore»

The measurement of the plating thickness of solid and stranded fine wire according to ASTM standards in the high technology electronics industry is discussed. The Kocour Coulometric method for measumore»

Modelling techniques, capable of solving various problems occurring in industrial metal forming processes, are used in this paper to simulate the entire chain of material behaviour at various manufacmore»

Hydrodynamic theory predicts higher pressure at higher drawing speed, but the opposite is true. The temperature in the area of wire and die interface influences lubricant properties, including viscosmore»

This article shows that it is possible to use simulated settings to pre-adjust wire straightening devices in order to produce acceptably straight wire

This study was undertaken to examine the integrity of EC aluminum conductors with crimp terminations, when subjected to maximum temperature of 150C under simulated aerospace 'actual use' conditions.more»

The integrity of crimp terminated EC grade aluminum conductors was evaluated under simulated maximum aircraft operating conditions. In this study, conductor assembly voltage was monitored as a functmore»

This paper proposes a design guideline for the twisting process of a single-layer steel cord using the simplified simulation method. To construct a design guideline, a design table for simulations wamore»

In today’s world of environmental concerns and energy-saving processes, induction heating is beginning to become a more familiar site on the wire process line. In the traditional heat treatment line,more»

Evaluation of desired strand quality, production cost, and savings of insulation is required for choice between single-twist and double-twist bunching for production of flexible conductors smaller thmore»

The Spiracool process used for cooling steel rods at the Lorain-Cuyahoga Works of U.S. Steel Corp is described. Cooling rates below 0.56~C/second are achieved, and result in uniformly soft and ductilmore»

This paper offers a complete view of the smart antenna,which is the vital part of wireless mobile communications. Smart antennas significantly improve wireless system performance and economics for amore»

During the pickling of high carbon steel wire, variations in the process variables that result in over-etching often cause a dark smut formation. This smut consists of fine particle iron carbides thamore»

This paper presents an easy-to-use software tool designed to simplify the planning, design, and optimization processes for fiber access networks, and save valuable time preparing network configuratiomore»

The fast growth of the Mig welding process and developments in solid welding wire for this process are discussed. Non-copper-coated welding wire produces no toxic copper fumes and does not flake to cmore»

It was concluded that the thick, high-tensile strength steel wire used for prestressed concrete strand can best be manufactured from high-tensile wire rod with fine pearlite structure. Deformation ofmore»

Management in plants manufacturing wire and wire products have been described and compared in the case of a centrally planned economy (formerly socialistic countries) and in a free market economy. Remore»

A brass square wire with a size of 1.2 mm is used as a joining element in telephonic centrals of “PENTACONTA” systems. In this study, four different variants of a production of this special type of wmore»

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