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welding magnetized drill pipe miller welding discussion

How To Weld On Used Oil Field Drill Pipe

The problem is that during normal use,drill pipe acquires the properties of a permanent magnet.The strong magnetic fields at the ends cause the electric welding arc to sputter,fluctuate,and leap wildly from side to side of the joint,making it difficult to get a good weld. How to weld on used oil field drill pipe?How to weld on used oil field drill pipe?How To Weld On Used Oil Field Drill Pipe FARM SHOP Welders/Torches (64) 29-4-39 In many areas of the U.S.and Canada used oil field drill pipe is cheap and easy to find.But welding it can sometimes be tricky.How To Weld On Used Oil Field Drill Pipe What is wrong with drill pipe welding?What is wrong with drill pipe welding?But welding it can sometimes be tricky.The problem is that during normal use,drill pipe acquires the properties of a permanent magnet.The strong magnetic fields at the ends cause the electric welding arc to sputter,fluctuate,and leap wildly from side to side of the joint,making it difficult to get a good weld.How To Weld On Used Oil Field Drill Pipe

What kind of tool is a magnetic drill?What kind of tool is a magnetic drill?A magnetic drill is a specialized portable power tool used for drilling holes in steel and similar metals. They are used on the job site or in the shop Also referred to as a mag drill,portable base drills,portable drill pressBASIC GUIDE TO MAGNETIC DRILLS ANNULAR CUTTERS(PDF) Effect of different post weld heat treatments (PWHT

R.Vasudevan.This paper represents a summary of experimental work carried out to find the effect of various pre- and post-weld heat treatments on Ti-6Al-4V alloy.In the as-welded state the (PDF) Electromagnetic Testing-EMT Chapter 15 - Chemical Electromagnetic Testing-EMT Chapter 15 - Chemical and Petroleum Applications

(PDF) New Technologies for Offshore Piles Installation

open-ended into the seafloor.Pile sizes range from a standard conductor,0.76 m diameter,up to over 2.5 m.In exceptional cases,such as used recently for offshore wind turbines,piles.of 6 m (PDF) New Technologies for Offshore Piles Installationopen-ended into the seafloor.Pile sizes range from a standard conductor,0.76 m diameter,up to over 2.5 m.In exceptional cases,such as used recently for offshore wind turbines,piles.of 6 m (PDF) Piping Handbook (7th Edition) Sandi Subakti Academia.edu is a platform for academics to share research papers.

1.Introduction

The investigation of drill string VS can be traced back to the 1960s [69,70]; the researchers focused on the dynamic behaviors of drill string bottom hole assembly (BHA).In the 1990s [71,72],experts began to study the VS characteristics of whole drill string system.These results pay attention to the impact of bit-formation interaction on the drill string VS [39].A Study of Metallurgical Factors for Defect Formation in Effect of Post Weld Heat Treatment Process on Microstructure and Mechanical Properties of Friction Welded Dissimilar Drill Pipe.A Study of Metallurgical Factors for Defect Formation in Electric Resistance Welded API Steel Pipes.A guide to portable magnetic drills - The FabricatorAnother type of drill uses a hydraulic motor,which provides higher horsepower in a smaller package and is offered with either an electro- or permanent magnet..Some manufacturers modify existing magnetic drills to solve unusual hole-making problems for customers.An example is a unit that drills from the bottom up or special fixturing for deep-hole drilling.

AC vs.DC - Welding Productivity

When in NeedWhen in UseWhich Stick?There are,however,a few situations where AC polarity is used. The obvious one is when the only available power supply has AC output only. This is typical with low-cost,entry-level welding machines,such as the buzz box welder.Also,there are some specific technical problems associated with using DC polarity,and number one is arc blow, says Eric Stewart,pipewelding technologist at Lincoln.When welding,that arc has a shapSee more on weldingproductivityWelding Pipe Fences for Horse Corrals QuestionerAug 02,2014·This pipe is magnetic ,you'll be going along making a good weld then all of sudden massive arc blow.You can't control the derection of the arc.The pipe as a fence will last a lifetime.Go with the wire if that's what you feel more comfortable with,I'd stick weldAdvice on welder for pipe fence - Weld Talk Message BoardsAdvice on welder for pipe fence.12-09-2004,08:22 PM.I'm needing to put up a pipe fence around 5 acres.I have some experience with a stick,but its been years ago.I first thought an engine drive welder would be the way to go.But I've seen some posts here that talk about using aAnything welding Page 1041 Tacoma WorldApr 22,2021·YESWELDER Large Viewing Screen True Color Solar Auto Darkening Welding Helmet,4 Arc Sensor Wide Shade 5/9-9/13 for TIG MIG Arc Weld Grinding Welder Mask LYG-M800H-B $82.99 1-3/4 Tube Connectors Adapters RollCage Bungs weld Fits .095 .120 Wall MB

Anything welding Page 1041 Tacoma World

Apr 22,2021·YESWELDER Large Viewing Screen True Color Solar Auto Darkening Welding Helmet,4 Arc Sensor Wide Shade 5/9-9/13 for TIG MIG Arc Weld Grinding Welder Mask LYG-M800H-B $82.99 1-3/4 Tube Connectors Adapters RollCage Bungs weld Fits .095 .120 Wall MBAnything welding Tacoma WorldJan 27,2011·It's a 220 volt machine rated for up to 5/16 but can do 1/4 comfortably in one pass.It $650 at tractor supply and comes with the regulator for mig and some flux core wire to get started but I went straight to gas because it's easier and cleaner.Jason'sLawnCare,Jan 15,2011.#13.Anything welding Tacoma WorldJan 27,2011·It's a 220 volt machine rated for up to 5/16 but can do 1/4 comfortably in one pass.It $650 at tractor supply and comes with the regulator for mig and some flux core wire to get started but I went straight to gas because it's easier and cleaner.Jason'sLawnCare,Jan 15,2011.#13.

BASIC GUIDE TO MAGNETIC DRILLS ANNULAR CUTTERS

Also referred to as a mag drill,portable base drills,portable drill press When Do I Use a Mag Drill? It can be time-consuming and cumbersome to try to maneuver large steel or pipe into position at a stationary drill press or work center.A portable magnetic drill allows you to take the drill to the work piece,instead of trying to bringBeginners Welding Tips for Machines / A short guide Welcome to our first welding tips for machines article,in it,we will go through the basic selling points features found on welding machines.Armed with these welding tips as a novice welder you would be able to make a smarter purchase in your first welding machine.ARC,MIG and TIG weldingBeginners Welding Tips for Machines / A short guide Welcome to our first welding tips for machines article,in it,we will go through the basic selling points features found on welding machines.Armed with these welding tips as a novice welder you would be able to make a smarter purchase in your first welding machine.ARC,MIG and TIG welding

Cadweld Exothermic Welded C.P.Cable Connections by Erico

Any internal coating of the pipe must be checked to find if the temperature of the pipe directly under the weld will adversely affect it.Based on a minimum wall thickness of 0.109 inches* (2.769 mm) and using a CA15 Weld Metal (the maximum allowed to oil or gas piping systems per ANSI/ASME B31.4 and B31.8),the minimum recommended pipe size Cages,construction discussion - Off-Road Forums Dec 18,2003·C.Drill Pipe- is the pipe used to drill the well by transmitting power to a rotary drilling tool from the surface to below ground level.Normally covers sizes 2 3/8 to 6 5/8 inches O.D.inclusive.Oil Country Tubular Goods are produced to API (American Petroleum Institute) Specifications.There are also OCTG Specifications in ISO 9000.Composite magnetic flux leakage detection method for Oct 01,2017·1.Introduction.Pipelines 1 are commonly known as the great arteries of industrial systems,which play an important role in the development of the national economy.Pipeline transmission is widely used in many industrial sectors,such as nuclear power plants,petroleum,and gas.During pipeline service,defects caused by corrosion,internal stress,welding,slag inclusion,and other

Drill Stem - Miller Welding Discussion ForumsWelding Drill Stem Techniquesbest welder for pipe fenceAny experienced pipe fence guys?See more resultsMagnetized Pipe - American Welding Society

Jul 02,2011·In the case of pipe,run several wraps of welding lead through the length of the pipe.This induces a circular field around the circumference of the pipe when it is energized with AC current.Start with high current and then reduce it.Drive through Gate??? Homesteading Forum).Manual labor,long work hours around heavy machinery,multiple contractors working on well sites simultaneously,and the constant movement of people andDrive through Gate??? Homesteading ForumMar 04,2014·Joined Dec 30,2009..3,129 Posts.#10 Mar 3,2014.L.A.said I'm tired of getting out in the cold,wind,snow and mud to open the gate,drive through,and do it again to close the gate.I thought I had a used cattle guard purchased,but the deal fell through,,and new,at $2,000,is just to expensive.Right now I have a rope gate with 1

First time building a fence with drill pipe - Texas

I'm learning how to use a pipe notcher and a stick welder.And like Jason told me if you spend a little extra time fitting the pipe you will save tones of time welding.I've still got a long way to go.I have set 27 drill pipe posts and have over 30 more holes to dig.First time building a fence with drill pipe - Texas I'm learning how to use a pipe notcher and a stick welder.And like Jason told me if you spend a little extra time fitting the pipe you will save tones of time welding.I've still got a long way to go.I have set 27 drill pipe posts and have over 30 more holes to dig.Hobart Handler 190 Review - Welding InsiderThe Hobart Handler 190,similar to most Hobart welders,is a low-priced MIG welder with the capability of welding both steel and aluminum.This highly versatile welder,is both study and robust,packing loads of power and has a simple,user friendly set up that makes it appropriate for first time welders.Hobart Handler 190 in a Nutshell.

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Jun 14,2011·6.I did weld a little of the schedule 40 pipe to the rear of the square tubing,about 1/2 inch of bead where I could reach through the open end of the square tubing.7.I used a Miller model 135 MIG 115 volt (wire) welder.I made three passes in some places,cleaning up the surface between passes.I would guess that your welder would be adaquet.How to Layout a Pipe Saddle Cut 7 Steps (with Pictures Or steel pipe might not need high accuracy of the cut if any high spots can be ground down and gaps filled by welding.We were working with large pipe and ran a few calculations to find out how many points we might need and could accurately measure.For this we need the circumference of the upper pipe's interior calculated C = Pi * 21.C = 65 I want to learn to weld - Page 2 - iRV2 ForumsApr 21,2021·While I studied welding in High School Shop some 40+ years ago,I was never a bad welder even then,but over the past ~20 years living where I am now I am a much better welder so don't be overly concerned at first if you decided to learn to weld

John Deere 660 TillerJun 06,2017Which high dollar welding machine is right for me?May 15,2014John Deere Grain Drill Model FB QuestionMay 12,2012Tire Valve StemsAug 23,2011See more resultsWelding Tips and Tricks View topic - Welding drill stem.

Jan 28,2017·Re Welding drill stem.by weldin mike 27 Sat Jan 28,2017 9:54 am 7018ac or 6011,specifically designed for AC welding which will get rid of your issues with magnetised pipe.Knowing Your Drill Pipe - Trenchless TechnologyApr 12,2013·This becomes very important while drilling a pilot hole on an extended reach HDD project.For example,6-5/8 in.,27.70 lbs/ft,S-135 drill pipe,which has a .362-in.wall thickness will have 59 percent less twist than 5 in.,19.50 lbs/ft,S-135,which also has a .362-in.wall thickness.This becomes important while trying to maintain Knowing Your Drill Pipe - Trenchless TechnologyApr 12,2013·This becomes very important while drilling a pilot hole on an extended reach HDD project.For example,6-5/8 in.,27.70 lbs/ft,S-135 drill pipe,which has a .362-in.wall thickness will have 59 percent less twist than 5 in.,19.50 lbs/ft,S-135,which also has a .362-in.wall thickness.This becomes important while trying to maintain

Making seamless tubing with a floating mandrel mill

Making seamless tubing with a floating mandrel mill.Every six seconds,a single,32-foot length of oil country tubular goods (OCTG) production tubing used in the exploration and production of oil and/or gas is produced.More than 20,000 miles of tubular product a year can be produced using the floating mandrel mill seamless tubular production Metal roof question Page 3 WorldwideDX Radio ForumFeb 07,2020·But,drill pipe is very stable if constructed properly.The hard part is welding magnetized pipe.There are tricks,but sometimes the magnetic polarity of the pipe suddenly swap and weld gets real silly.My little 37 foot has a break at 17 feet,it's only 2-3/8 diameter all the way up to 30 foot.Then bushed to a 1 diameter pipe.Method of assembling a wear sleeve on a drill pipe More particularly the invention relates to a drill pipe comprising a tube having tool joints welded to its ends and a wear belt about the tube between its ends,and to method of making such a drill pipe.For a discussion of the problems encountered in attaching a wear belt to a drill pipe,reference may be made to prior U.S.Pat.No.3,697,141

National Oilwell Varco,Inc.Q3 2008 Earnings Call

Oct 24,2008·National Oilwell Varco,Inc.(NYSE:NOV)Q3 2008 Earnings Call TranscriptOctober 23,2008 10:00 am ETExecutivesPete Miller - Chairman,President and CEOClay Williams -People also askIs there a drill pipe that is magnetized?Is there a drill pipe that is magnetized?I have found that drill pipe is usually magnetized.I brought my video camcorder up to the rig floor and the pipe racked back in the derrick blacked out (temporarily) the view finder with it's magnetic fields.The smaller pipe you mentioned may have been used in workover rigs and may not be magnetized.Advice on welder for pipe fence - Weld Talk Message BoardsPeople,Companies and Products - Drilling ContractorMar 16,2021·Pete Miller to lead Baker Hughes,MHWirth joint venture.Baker Hughes and Akastor have announced an agreement to create a joint venture company that will bring together Baker Hughes Subsea Drilling Systems (SDS) business with Akastors wholly owned subsidiary,MHWirth.The new company will be owned 50-50 by Baker Hughes and Akastor.Following the closing of the transaction,

Pipe Fence Contruction Homesteading Forum

Jan 02,2013·If you want to cut the saddles/coves in the pipe (lined or unlined) consider a Milwaukee portable band saw.I purchased one last week and have cut at least 250 coves and a couple hundred straight cuts on rusty magnetized used oilfield 2 schedule 40 pipe.I used a Shur-Cut guide to mark the pipe,then angled the band saw to cut the coves.Plasma Cutters - Welding Machines - The Home Depot50 Amp Plasma Cutter Colossal Tech.3/4 in.Clean Cut 110/230-Volt Compatible DC Inverter Cutting Machine CUT-50 is a newly designed with the meter CUT-50 is a newly designed with the meter and adjustment attached to the front of the machine and the filter is located inside the machine.The new and improved model makes it more convenient and easier to use.Practical Machinist - Largest Manufacturing Technology With more than 10.6 million unique visitors over the last year,Practical Machinist is the most visited site for metalworking professionals.Practical Machinist is the easiest way to learn new techniques,get answers quickly and discuss common challenges with your peers.

Rapid Access Ice Drill a new tool for exploration of the

Other modules include the drill-rod rack skid,built in the same configuration as the drilling rig skid,and power and shop modules each fitted-out in 40 ft (12.2 m) ISO containers.The drill-rod skid includes space for all the necessary drill rods,augers and casing pipe to drillRelated searches for welding magnetized drill pipe miller wwelding drill pipewelding magnetized drill stemwelding used drill pipedemagnetizing pipe for weldingSome results are removed in response to a notice of local law requirement.For more information,please see here.12345NextGunsmithing - welding question Sniper's Hide ForumJan 18,2020·I am a retired welder.A #10 shade lens is a good all around lens.As mentioned,if you are using drill pipe (from an oil well) it is going to be magnetized just from rotating in the Earth.That in itself is a challenge.Best if you get your procedure all worked out on some mild steel plate or angle iron.Related searches for welding magnetized drill pipe miller wwelding drill pipewelding magnetized drill stemwelding used drill pipedemagnetizing pipe for weldingSome results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next

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Shop by department,purchase cars,fashion apparel,collectibles,sporting goods,cameras,baby items,and everything else on ,the world's online marketplaceStainless Steels Welding Guide - Lincoln ElectricThey are characterized by weld and HAZ grain growth which can result in low toughness of welds.To weld the ferritic stainless steels,filler metals should be used which match or exceed the Cr level of the base alloy.Type 409 is available as metal cored wire and Type 430 is available in all forms.Austenitic Types 309 and 312 may be used forStainless Steels Welding Guide - Lincoln ElectricThey are characterized by weld and HAZ grain growth which can result in low toughness of welds.To weld the ferritic stainless steels,filler metals should be used which match or exceed the Cr level of the base alloy.Type 409 is available as metal cored wire and Type 430 is available in all forms.Austenitic Types 309 and 312 may be used for

The 15 Best Welding Tools for Beginners Reviewed and

A portable bandsaw is a perfect tool for quickly cutting metal pieces in uniform lengths.The Porter-Cable PCE700 is an excellent option for beginners with its powerful 15 Amp,3,800 RPM motor,and quick-release material clamp.This Portaband saw features a heavy-dutyUS4146060A - Drill pipe wear belt assembly - Google PatentsA steel wear belt having a prepared inner surface with an inner diameter large enough to pass over the weld upset on one end of a drill pipe tube but too small to pass over the tool joints is installed about the pipe over a prepared outer peripheral surface thereof.Preferably the belt outer diameter is equal to or less than that of the tool joints.US4171560A - Method of assembling a wear sleeve on a drill A steel wear belt having a prepared inner surface with an inner diameter large enough to pass over the weld upset on one end of a drill pipe tube but too small to pass over the tool joints is installed about the pipe over a prepared outer peripheral surface thereof.The belt is installed prior to one or both tool joints being welded to the tube.

Welding Technology - Helena College

The second year of the Welding Technology program is designed to teach students how to use their skills performing advanced fabrication and repair work on actual projects.Students will learn advanced fabrication techniques using a variety of equipment including shears,bending breaks,forming rolls,punches,drill presses,and track torches.Welding Tips and Tricks Index page2 days ago·General welding questions that dont fit in TIG,MIG,Stick,or Certification etc.2547 Topics Last post by delgriffith Fri Apr 23,2021 4:36 am; 2102 Posts Welding Certification - Stick/Arc Welding,Tig Welding,Mig Welding Certification tests - Welding Tests of all kinds Welding Certification test QA and tips and tricksWelding Tips and Tricks View topic - First time tig Jan 09,2021·Return to Tig Welding - Tig Welding Aluminum - Tig Welding Techniques - Aluminum Tig Welding Hello,I have got my AHP alphatig 201xd setup going,100% argon.Below are my first Set your amperage higher.Give yourself 190-200 amps at the pedal.Start the arc at or near full pedal,establish a puddle as quickly as you can,and then get to

Welding drill stem - TractorByNet

Oct 17,2013·Far as the magnetized pipe,an easy way to counter it is an AC welding machine with 6011.With a DC only welding machine couple tricks.First thing I'd do is wrap the ground lead around the pipe 4 or 5 times.If that doesn't work change directions of the wrapping.Welding oilfield pipe with a mig? - The Home Machinist!Nov 07,2009·A little more on welding oilfield pipe with a mig.I am using this old rusty 2-3/8 oilfield pipe with a Teflon or possibly a Phenolic Epoxy internal coating (thanks Ken).I used a small grinder to cut a groove about 4 back into the mouth of the pipe so I could remove the plastic before cutting.Welding on MAGNETIC Steel?Oct 10,2008magnetism removal ( practical way )Sep 18,2007Help!! - Magnetized Oilfield PipeFeb 05,2001See more resultsMagnetized steel pipe? - Weld Talk Message BoardsDrill stem or sucker rod is often magnetized,frequently to the point where it will pick up small objects.This can cause problems welding with DC,so the usual easy fix is to use AC,where the magnetism has little effect.Also,shifting your ground,or wrapping your cables to counter the magnetic field,sometimes works,if AC is not available.

Welding trim holes? Hot Rod Forum

Oct 09,2009·-Welding this way left a very messy looking weld with light showing through on a few holes so they were not totally closed up.I would have liked to weld it up in only one or 2 passes in circular fashion slowly closing the hole off,but I thought this technique would have made too much heat and permanently warped the roof!!!!Welding trim holes? Hot Rod ForumOct 09,2009·-Welding this way left a very messy looking weld with light showing through on a few holes so they were not totally closed up.I would have liked to weld it up in only one or 2 passes in circular fashion slowly closing the hole off,but I thought this technique would have made too much heat and permanently warped the roof!!!!eHow eHowLearn how to do just about everything at eHow.Find expert advice along with How To videos and articles,including instructions on how to make,cook,grow,or do almost anything.

question regarding slag

Oct 04,2020·When welding AC7018 at 125 amps with my aged Lincoln AC buzz box the slag peels of all on its own.While recently running a Lincoln TIG 200,7018 at 125 amps the slag is on the weld hard and must be chipped off.The weld looks good.I am curious what may cause this difference.I really like the look of the slag peeling off on the AC process.spec differences between pipe and tubing Pirate 4x4Dec 20,2003·C.Drill Pipe- is the pipe used to drill the well by transmitting power to a rotary drilling tool from the surface to below ground level.Normally covers sizes 2 3/8 to 6 5/8 inches O.D.inclusive.Oil Country Tubular Goods are produced to API (American Petroleum Institute) Specifications.There are also OCTG Specifications in ISO 9000.welding magnetized drill pipe - Miller Welding Discussion welding magnetized drill pipe.I use 2 3/8 and 2 7/8 used pipe around the place and its magnetized and when i grind on it it makes worse .Using 6011 on dc+ it will just burn the rod up from sticking if i turn it to dc- it will weld .It's not supposed to be used on that polarity will the weld be alright ?

welding magnetized drill pipe - comebacktonature.net

Drill pipe,is hollow,thin-walled,steel or aluminium alloy piping that is used on drilling rigs.It is hollow to allow drilling fluid to be pumped down the hole what is the best rod to use for 2 3/8 oilfield pipe?Nov 19,2012·Drill pipe is going to be magnetized.Experiment by wrapping your welding lead or ground around the pipe in the area you are welding.That will offset the magnetism.If magnetism is really bad,I usually swap over to a MIG setup.

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