PolyWeld, Inc
USA. Manufacturers of extruder welding machines, wedge welders, and tensiometers for the geosynthetics industry. Also, distributors of hand held welding hot air guns, and repair facilities.
http://polyweldusa.com/

Welding Material Sales, Inc.
Wholesale welding products. Filler metals, welding wire, welding alloys. MSDS sheets. Technical welding information and data.
http://www.weldingmaterialsales.com

Munsch Kunststoff-Schweißtechnik
Manufacturer of hand extruders for plastic welding and specialists for plastic welding technology.
http://www.munsch-kunststoff-schweisstechnik.de/

SGS Welding and Industrial Supplies
Huntingdon based welding and industrial supplies stockist and distributor
http://www.sgswelding.ltd.uk

Roop Telsonic Ultrasonix Ltd (india)
Roop Telsonic is the largest Manufacturer of Ultrasonic cleaning,welding, sieving,NDT equipments in India, transducers, textile cutting we are colloaborated with our Parent company TELSONIC for the technical Improvement.
http://www.rooptelsonic.com

Fusion Technology
Plastics welding and cutting machine specialists, geomembrane welding, hot air welding, fusion welding and other types of plastic welding machines.
http://www.fusiontechnology.co.uk/

Plastic Welding Sdn Bhd
Weldheat Equipment Sdn Bhd is a manufacturer of plastic welding equipments, laser welding plastics, extrusion welder, leister hot air tool, automatic welding machine, high frequency, ultrasonic, test equipments, supplier Malaysia, Singapore, Indonesia, Thailand, India, China, Taiwan, Japan, Korea
http://www.weldheat.com/

The Welding Alloys group
Welding Alloys Group Homepage
http://welding-alloys.com

Earlbeck Welding Technologies
Earlbeck Welding Technologies are full line distributors of welding equipment and gases who can train and certify you to weld in every phase of the industry.Call us at 1-800-296-WELD
http://www.earlbeck.com

Haun Welding Supply
Welding Supply has been serving customers, both as a manufacturer of welding equipment and a major supplier of welding products, gases and services. Haun Welding Supply, Inc. operates its own modern fill plant in Syracuse, NY. It supplies all of the principle industrial and medical gases as well as Specialty Gases.
http://haunweldingsupply.com