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  • Guide: Field Cutting of PVC Pipes - PVC Pipe Association

    The steps necessary for making a straight cut are: • Place the pipe on level ground. • Provide adequate support to keep the pipe from moving during the cutting procedure. • Measure to the location where the pipe will be cut. • Draw a line all the way around the pipe circumference, making sure that the correct measurement is maintained ...


    4.7.1 Shall be responsible for inspection on production of pipes ,fittings and spools to ensure the procedures are being followed in order to ensure that quality standards being achieved as per Project procedures, requirements and specifications. 4.7.2 Shall be responsible for maintenance of NDT records & Project documentation. Doc No: Title ...

  • How to make a cold cutting on a pipeline?

    Our company can realize a cold cutting on your pipes up to DN1200. Cold cutting allows you to cut and chamfer your piping without generating flames or sparks in your system, which prevents any ignition of residual gases contained inside out-of-service lines. Steps: Installation of the safety part (extinguisher, shunts connected to ground).


    solutions for pipe cutting and beveling provide an outperforming result in pipe cutting techno-logies: • High metal removal rate for cold cut and bevel • More durable cutter, reduction of consuma-bles • Low cost of tool tips The drives of the clamshell pipe cold cutter are a basic component of the pipe cutting machi-ne.

  • Pipe cold cutting machine - for heavy wall pipes

    Pipe cold cutting machine applications. The pipe cold cutting machine DLW is versatile in machinery applications and can perform many operations. Pipeline cutting with this equipment provides the best solution. The application range of the pipe cold cutter is from 2 – 48 inch (76 mm - 1219 mm) O.D. and for wall thickness up to 80 mm.


    PROCEDURE PIPE BENDING PROCEDURE Uncontrolled if printed. Confidential – Property of DCM Group Reproduction, recording and distribution, in whole or in part, in any form or by any means, is strictly prohibited without prior written authorization from DCM Group. DCM-PR-AQ-107-A Page 2 of 5 Rev. 2.0 – 2016-06-21 1.0 Purpose

  • Pipe Cutting: Using The Pipe Threader | Office of Environment ...

    Nov 30, 2002 · EH&S provides guidance and services to the campus community that promote health, safety, and environmental stewardship. EH&S is working in partnership with the Office of Emergency Management, University Health Services (UHS), and campus leadership to help keep the UC Berkeley community healthy and safe. Areas of service and support: working ...

  • Cold cutting incidents - PDO

    As part of shutdown activities a contractor was performing cold cutting on a 12” HP wet gas pipeline, as the operator was about to finish cutting through the pipe, pressurized gas (estimated at between 5-10 bar) was released from the cutting point hitting and causing him to fall to the ground with injuries to his face. (4th March 2015) 1. 2. 3

  • Demolition of Redundant Oil Pipelines - Pipeline Conference

    ventilation (minimum 24 Hr), visual checking shall be carried out to be sure that the pipe segments is free from any sludge or oil residuals. Gas test shall be carried out to be sure that the full pipe segments is free from any flammable gases, then the gas cutting can be used as shown in photo No.6 & 7 Photo No. 6

  • SAFE WORK PRACTICE TITLE GENERAL Protecting workers from ...

    3. Ensure proper body position for cutting. 4. Ensure proper cold cutter is utilized. 5. Contain product seepage. 6. Ensure pipe segment is removed from area. 7. Ensure to remove sharp edges as soon as pipe segment is taken out. 8. Protector caps or plastic thread protectors to be utilized. 9.

  • CGM-1 Cold Cutting Machine Parts and Operating Manual

    The pipe diameter, wall thickness, beveling blade configuration, cutter wear and material hardness are determining factors in how long it will take to cut the pipe. CLEARANCE: Depending on pipe diameter, clearance could be from 30 to 40 cm (approx. 12” - 16”) radial. DESCRIPTION SHIPPING WEIGHT • Air Motor Drive Version 216kg / 476lbs.

  • Cold Cutting: A Clean and Repeatable Technology

    Cold Cutting: A Clean and Repeatable Technology MARK LESKA is Senior Marketing Coordi-nator, ITW Orbital Cutting and Welding, E. H. Wachs® ( Industrial Products Division. Portable machine tools for cold cutting have many advantages for end prepping pipe prior to welding BY MARK LESKA Fig. 1 — Cold cutting produces a precise,

  • Pipe Cold Cutting Machine - YouTube The portable pipe cold cutting machine DLW has been devel...


    CGM H - Hydraulic Chain Drive Cold Cutting Machine with Blade Shut-Off Device for Corrosive Environment. Cutting Range: 6" - 72" / 152 - 1829 mm 05.0550.560-COR 492 lbs / 223 kg HYDRAULIC CGM COLD CUTTING MACHINE The Hydraulic CGM is specifically designed for continuous cutting of heavier wall alloy pipes, delivering consistent power to the ...

  • What is cold cutting metal?

    Cold metal cutting saws are designed to rapidly cut lengths or pieces of zinc-coated, steel sheet metal without heating up either the blade or the material.


    • Always use the insulation that is properly sized for the pipe it is to cover. Do not stretch it over the pipe. • Do not crowd insulation-covered pipes. Space pipes far enough apart to allow for the free circulation of air. Air movement is an extra safeguard against surface condensation of cold pipes, especially under hot, humid conditions.

  • Using Hot Taps For In Service Pipeline Connections

    Hot tapping is an alternative procedure that makes a new pipeline connection while the pipeline remains in service, flowing natural gas under pressure. The hot tap procedure involves attaching a branch connection and valve on the outside of an operating pipeline, and then cutting out the pipe-line wall within the branch and removing the wall

  • Cold Cutting | cst29

    Cold Cutting . A cold cutting procedure is used to cut and/or bevel (prep) pipe work without generating spark, flame or excessive heat. The fact that the procedure generates no flame and/or spark to complete the cut and weld preparation makes it the safest and most cost effective way for abandonment, additions and replacement of pipe work.

  • What is the cold cut procedure for pipe?

    A cold cutting procedure is used to cut and/or bevel (prep) pipe work without generating spark, flame or excessive heat. The fact that the procedure generates no flame and/or spark to complete the cut and weld preparation makes it the safest and most cost effective way for abandonment, additions and replacement of pipe work.

  • What is cold cut pipe?

    Pipe cold cutting is a process to cut pipes without heating up the pipe material. Where high temperature or big heat are not desirable, Pipe Cold Cutting machines are used. Especially at offshore, high pressure boilers and pipeline construction this cutting methode is very popular.

  • Cold Cutting - The Hot Technology – SFI Orbimax

    Nov 21, 2017 · A significant advantage of the cold cutting process over torch cutting is the prevention of a HAZ (Heat Affected Zone). A HAZ is created when extreme temperature such as those produced by plasma or acetylene torches, is applied to a pipe. This changes the molecular structure of metal itself and often alters its properties to detrimental effect.

  • The Basics of Tube & Pipe Bending

    reason, every pipe suffers a certain elongation during the bending process, but it is possible to approximately determine the corresponding cutting length with the help of mathematical calculation. The stress-free layer is positioned even further inside, it is the layer, which shows no longitudinal stress at all after ductile forming.

  • CGM-1 Cold Cutting Machine Parts and Operating Manual

    5.2 – Setting Wheels for the Pipe Diameter to be Cut 10 5.3 – How to Lengthen and Shorten the Chain 10 5.4 – Getting Started 12 5.5 – Installation of the CGM on the pipe 12 5.6 – Installation of the Center and Beveling Cutter 13 6. Cutting Process 15


    1 Pipe beveling machines OD mount Machine MF3-R 8 Machine MF4-R 10 Machine MF2-25 12 3 Pipe cutting and beveling machines Machine CPC (chain cutting) 36 Machine DLW (cold cutting) 40 Machine BWC (boiler tube cutting) 46 4 Line boring and drilling machines 9 Pipe and pipeline welding equipment

  • cold cut and weld procedure in hydrocarbon pipe - Pipelines ...

    Best Of All, It's Free! ... cold cut and weld procedure in hydrocarbon pipe cold cut and weld procedure in hydrocarbon pipe urquiam (Industrial) (OP) 14 Dec 12 05:19.

  • Cold Cutting Method For Duplex and Stainless Steel Pipe ...

    The portable pipe cold cutting machine DLW has been developed in cooperation with European Offshore industry. A high metal removal rate, a large adjustment r...

  • Introduction Of Cold Drawing Method Of Steel Pipe

    Jan 03, 2019 · Introduction to the cold drawing method of common steel pipes: production of high-precision cold-drawn pipes - hydraulic cylinders compared with traditional cutting processes, with the following characteristics: high production efficiency: using a conventional method to produce a cylinder with an inner diameter of 420 mm and a length of 12 meters The tube takes 154 hours and is produced in a ...

  • Oil and Gas Pipeline Design, Maintenance and Repair

    • Pipe jacking involves cutting the soil and simultaneously jacking (i.e. pushing by a machine) into the earth • Pipe is sufficiently large to allow construction workers to enter the pipe for removal of the earth inside the jacked pipe, and to operate the tunnel boring machine. • Common technology used for installing large new

  • What is internal pipe cutter?

    Internal Pipe Cutter. The standard Internal Pipe Cutter (IPC) is Ideally suitable for 18” – 40” internal diameters pipes & caissons and used in conjunction with the Abrasive Waterjet Cutting System operating up to pressures of 15KPsi. The IPC has 1 high pressure hose to carry the water/ garnet along with 6 hydraulic control lines which purpose is...

  • General Welding Guidelines - MCAA

    Care shall be taken when cutting the pipe to make the plane of the cut square to the axis of the pipe, so that the flat land and root spacing will be uniform all the way around the pipe. End preparations shall be made by mechanical cutting or flame cutting. Irregularities should be removed by grinding. The bevel shall be uniform so that the ...