Explore our comprehensive range of high-efficiency automated welding, pipe preparation, and specialized manufacturing machinery supplied directly from our ISO 9001:2015 certified factory to UK fabricators and global distributors.
In the highly demanding British industrial landscape—spanning from nuclear decommissioning at Sellafield and new build reactors at Hinkley Point C to subsea energy infrastructure in the North Sea—gas tungsten arc welding (TIG/GTAW) remains the uncompromised standard for root pass integrity and critical mechanical properties. However, manual TIG welding presents significant economic and operational bottlenecks for UK fabricators: low deposition rates (typically 0.3 to 0.8 kg/hr), extreme reliance on scarce CSCS/ISO 9606-1 qualified coders, and high heat input per unit length leading to component distortion.
An automatic Cold Wire Feeder for TIG Welding decouples the thermal arc energy generation from the filler metal deposition process. Unlike MIG/GMAW where the wire acts as the current-carrying electrode, a cold wire feeder introduces filler wire mechanically into the molten weld pool created by the tungsten electrode. This fundamental separation allows UK welding engineers to independently adjust wire feed speed, wire pulsing, retract delay, and arc current—achieving radiographic quality welds with minimal thermal deformation.
Allows precise control over heat input ($kJ/mm$), drastically reducing thermal stress and residual distortion in thin-wall 316L stainless steel, Hastelloy, and Titanium Grade 2 components.
Eliminates cold laps, tungsten inclusion risk, and stop-start porosity common in manual rod feeding. Fully meets BS EN ISO 5817 Quality Level B requirements for 100% NDT inspection.
Increases continuous wire deposition to up to 2.2 kg/hr in automated mechanized setups, matching MIG speed while retaining the aesthetic and structural excellence of GTAW.
When qualifying welding procedure specifications (WPS) under BS EN ISO 15614-1 or ASME Section IX, UK engineering managers must balance mechanical performance against total cost of deposition. Below is a comparative engineering matrix demonstrating why adding an automatic cold wire feed unit to standard DC/AC-DC TIG power sources yields superior ROI across UK fabrication shops.
| Process Parameter | Manual TIG (GTAW) | TIG + Cold Wire Feeder | TIG + Hot Wire Feeder | Pulse MIG/MAG (GMAW) |
|---|---|---|---|---|
| Deposition Rate (kg/hr) | 0.3 – 0.7 | 1.2 – 2.4 | 2.0 – 4.5 | 2.5 – 5.5 |
| Heat Input Control | Operator Dependent (High Variance) | Precise Programmable (Low) | Medium-High | Moderate to High |
| Spatter & Cleanup | Zero Spatter | Zero Spatter | Zero Spatter | Micro-Spatter / Silica Islands |
| Radiographic Reject Rate | 3% – 8% (Stop/Start defects) | < 0.5% (Continuous feed) | < 0.8% | 1.5% – 4% |
| Operator Skill Dependency | Master Coder Required (High Cost) | Semi-Automated / Mechanized | Complex Setup Required | Moderate Skill Required |
| UK Equipment Capital Cost | Low Baseline | Optimal ROI (< 6 Months) | High Initial Investment | Moderate Investment |
Our industrial Cold Wire Feeding units are designed to integrate seamlessly with leading UK welding power sources (including Kemppi, Fronius, ESAB, Miller, and APS IGBT Inverters) and fit directly onto hand TIG torches or mechanized orbital buggies. Key UK sector deployments include:
In nuclear containment vessels, gloveboxes, and Royal Navy submarine piping systems (manufactured in Barrow-in-Furness and Derby), filler materials such as Inconel 625, Hastelloy C276, and 316L SS must pass rigorous ultrasonic and gamma-ray testing. Our digital stepper-motor feeder maintains accurate micro-pulsing of wire into the pool, avoiding cold-lap lack of fusion.
Fabrication yards along the Teesside, Humber, and Scottish coastlines working on Super Duplex Stainless Steel (25Cr) risers and offshore wind turbine foundation jacket sub-assemblies benefit from continuous automated TIG root feeding under NORSOK M-601 standards, preventing intermetallic phase precipitation (sigma phase).
The UK pharmaceutical corridor (M4 Corridor and Cheshire bio-hubs) requires orbital and manual TIG welds with smooth internal root beads ($Ra < 0.4\,\mu m$) to eliminate bacterial traps. Our feeder’s precise wire retraction functionality ("burn-back / pulse back") prevents wire sticking at the end of every weld seam.
The UK manufacturing sector faces a pivotal transition driven by macroeconomic, regulatory, and demographic shifts:
Yes. Our cold wire feed units operate with independent multi-voltage input (110V / 230V 50Hz UK mains or auxiliary transformer supply). They interface with virtually any TIG power source (Kemppi, Fronius, ESAB, Lincoln Electric, Miller, or APS) via a simple torch switch trigger arc-start cable, requiring no internal modifications to your power source.
The 4-roll geared feed drive system accommodates wire diameters from 0.8mm to 1.6mm. It is compatible with all standard UK wire spools (D200, D300, BS300 spools up to 15kg) including Stainless Steel (308L, 316L, Duplex), Nickel Alloys (Inconel, Monel), Titanium, Aluminum (4043, 5356), and Carbon Steel filler wires.
Synchronized wire pulsing matches wire advancement to the peak current cycle of a pulse TIG power source. The wire is pushed into the molten pool during peak current and slightly retracted during background current, preventing burn-through on thin sheet metal, reducing thermal expansion, and producing an immaculate "coin-roll" bead aesthetic.
We maintain streamlined export logistics directly to major UK freight hubs including London Gateway, Felixstowe, Southampton, and Liverpool. Standard lead time for standard cold wire feeder units is 7 to 10 working days, backed by complete UKCA documentation, commercial invoices, and tariff commodity codes for seamless UK Customs clearance.
Absolutely. As an established manufacturer with over 20 years of R&D, we offer private label OEM manufacturing, custom wire feeder panel color branding, specialized software pulse algorithms, and wholesale distributor packages for UK welding supply companies.
Advanced Power Sources Limited (APS Welding) stands as a premier ISO 9001:2015 certified manufacturer with more than 22,600 industrial machines deployed worldwide. When UK fabricators partner directly with our engineering factory, they bypass intermediary trading margins and gain direct access to:
We design our own PCB hardware, microcontroller firmware, and high-frequency shielding circuits. Technical queries are resolved directly by senior electronics design engineers.
Optional IoT modules allow real-time monitoring of wire consumption, arc-on duty cycle time, and deposition metrics across your UK shop floor via cloud dashboard analytics.
Complete spare parts availability—from drive rollers, wire conduit liners, and Teflon feed tubes to quick-connect torch mounts—ensuring zero unexpected operational downtime.