Engineering and Service
Welding
Our experienced welding engineers advice in welding problems, develop welding processes with our customers or Innotec’s specialist welding shop, audit welding procedures and monitor as well as certify welding workmanship.

Project management assignments

Our welding engineers are in the center of Sulzer Innotec’s expertise. In close co-operation with internal and external specialists, knowledge management is cultivated.

Added value for our customers

The customer benefits from the project management of our welding engineers. Without additional effort the customer gets access to the know how of Sulzer Innotec and can focus on his core competences.
For decades we have carried out various demanding welding tasks for our customers all over the world. We weld and join components out of materials and combinations of materials that are difficult to weld. We use all kinds of welding techniques – dependent on material, geometry, and application. In addition, we offer welding repairs of cast materials and welding of inoxidable and wear resistant coating materials.

Service portfolio of our welding engineers

  • Construction supervision
  • Procedure audits according to most standards
  • Surveys in case of failures
  • Solving welding-related problems
  • Consulting on materials

Interne Fachstellen unterstützen unsere Schweiss-Ingenieure

Service and Production R&D
  • Joining Technology and Heat Treatment
  • Laser Welding
  • Testing and Metrology
  • Precision Machine Shop
  • Materials and Failure Analysis
  • Materials and Surfaces
  • Fluid Dynamics
  • Mechanical Systems
  • Biomechanics and Implants
  • Medical Systems

Example of engineering and supervision of the construction of space industry components

The welding engineers plan and supervise welding procedure audits and welding work for our customers worldwide.
The projects can be carried out by Sulzer Innotec staff, customer staff or third party.

Mechanized TIG-welding of a super fluid helium vessel for the international
space station ISS

Example of a repair development for the recycling industry

The welding engineers plan and supervise welding repairs all over the world.

  • Failure assessment on-site
  • Repair proposals
  • Quotation
  • Planning of the repair project
  • Supervision of the repair
  • Quality assessment of the repair
  • Repair approval

The welding work can be carried out by:

  • Sulzer Innotec staff
  • Customer staff
  • Third party welders





Damaged cutting slide of a shredder machine

Prototyping and production of limited lots

Our welding engineers offer project management services of complete part manufacture. Internal and external know how is applied within the part manufacturing.

Example of a manufacturing project for high voltage applications

Copper conductors for high voltage applications

  • Material logistics
  • Planning

Manufacturing

  • Jet cutting
  • Machining of components
  • Brazing
  • Ultrasonic testing in immersion (joint)
  • Finishing

            Refinement

            • Silvering of threads and flanges
            • Packaging
            • Shipment



            Copper conductor for electricity supply

            Consulting

            Our welding engineers travel all seven seas. They support our customers during development and design or with averages.

            Example of consulting for the ship industry:

            They prepare and supervise welding work throughout the world for new ships and repairs.
            The welding work can be carried out by Sulzer Innotec staff, customer staff or third party welders.

            On customer order we consult on production processes and do construction
            supervisions in licensee plants
            On customer order we carry out diesel engine repairs

            Consulting on the application of the following welding techniques:

            The welding engineers support our customers on the evaluation of suitable welding procedures. They generate a functional specification and consult our customers on the procurement of welding equipment and facilities.

            Fusion welding processes

            Manual metal arc welding

            Welding with covered electrodes

            Submerged arc welding

            Arc burns under a welding flux fill

            Gas tungsten arc welding

            Arc is shielding by a inert gas flow and originates from a tungsten electrode

            Shielded metal arc welding

            Arc is shielded by a gas flow and originates from an consumable electrode

            Plasma welding

            Electro slag welding

            The Currency conducting wire is melting off in the conducting slag bath without creating an arc

            Electron beam welding

            Electrons accelerated in vacuum hit the work piece inside the vacuum chamber

            Laser beam welding

            Autogeneous welding

            Welding with pressure

            Forge welding

            Heating in the forge

            Gas pressure welding

            Heating in the gas burner

            Resistance welding

            Induction welding

            Heating by eddy current

            Cold pressure welding

            Joining under high pressure in cold or slightly heated state

            Arc pressure welding

            Heating by an arc

            Friction welding

            Generating the heat by relative motion and pressure

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            Copyright Sulzer Innotec, 2009