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Summary of Contents for BOC Smootharc TIG 185 DC
- Page 1 Smootharc TIG 185 DC Operating manual...
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Page 2: Table Of Contents
7.0 Warranty information This document has been prepared by BOC Limited ABN 95 000 029 729 (‘BOC’), as general information and does not contain and is not to be taken as containing any specific recommendation. The document has been prepared in good faith and is professional opinion only. Information in this document has been derived from third parties, and 7.1 Terms of warranty... -
Page 3: Recommended Safety Precautions
If you suspect the valve is damaged, DO NOT an adverse effect on your health. Don’t breathe use it. Report the issue to BOC and arrange for them in. If you are welding on material such as the cylinder to be returned to BOC. -
Page 4: Electrical Shock
BOC. To do so, will void • Never changing electrodes with bare... -
Page 5: Process Variables
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 2.3 Process variables 2.4 Shielding gas selection Process variable Explanation Usage Material Shielding gas Benefits DCEN When direct-current electrode- For a given diameter of tungsten Brass Argon Stable arc... -
Page 6: Welding Wire Selection
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 2.5 Welding wire selection 2.6 Tungsten electrode selection The following table includes the recommended welding consumable for the most commonly Base welded materials. metal Thickness Desired Welding Electrode... -
Page 7: Welding Techniques
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 2.7 Welding techniques Tungsten tip preparation Tungsten grinding DCSP (EN) or DCRP (EP) Shape by grinding longitudinally (never radially). Remove the The suggested electrode and welding rod angles... -
Page 8: Joint Preparation
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 2.10 Joint preparation Condition Result Long arc length Undercut Porvisity Wide bead profile Acute angle Loss of gas coverage Oxides 10° 10° 10° Angular mis- Unsymmetrical bead 6-20... -
Page 9: Tig Welding Of Materials
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 3.0 TIG Welding of Materials 3.3 Alloyed steel Filler rods are usually selected to match the chemical composition and the mechanical TIG welding may be used for welding alloy steels properties of the parent plate. -
Page 10: Stainless Steel
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 3.4 Stainless steel 3.5 Copper and copper alloys Shielding gas is conventionally pure argon, but TIG consumables are solid filler rods based on pure other gases are available to provide specific... -
Page 11: Connecting Your Smootharc Tig 185 Dc Machine
Power indicator MMA/TIG switch The machine is designed to operate on a 240V The Smootharc TIG 185 DC can be used as a MMA Overcurrent indicator ± 15% input single phase AC outlet. The machine welding machine by fitting an electrode holder and Current selection knob is supplied with a heavy duty 15A input plug. -
Page 12: Technical Specifications
Power Voltage AC 240V ±15% plug connector. Frequency (Hz) 50/60 The Smootharc TIG 185 DC has two pre-selected pulse frequencies. These can be selected by setting Rated Input Current (A) 30.1 the pulse frequency switch (2) to low frequency 25.6 (2Hz) or high frequency (200Hz). -
Page 13: Troubleshooting Guide
BOC Smootharc TIG 185 Operating Manual BOC Smootharc TIG 185 Operating Manual 6.0 Troubleshooting guide Problem Cause Solution Porosity Entrapped impurities, hydrogen, Do not weld on wet material. Remove condensation in weld air, nitrogen, water vapour from line with adequate gas pre-flow time... -
Page 14: Warranty Information
Keep fire extinguishing equipment at a handy location in the shop. • Never watch the arc except through lenses of the BOC provides a warranty for the Smootharc TIG 185 BOC or their Authorised Service Agent must be correct shade. •... - Page 15 Welcome to a new world of welding Available at your local BOC Gas & Gear store. For your nearest location, please contact our Customer Service Centre on: Australia New Zealand 131 262 0800 111 333 Email: contact@boc.com Email: customer.servicenz@boc.com www.boc.com.au www.boc.co.nz...
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