Tank Corner Fillet Welders are specialized orbital welding machines designed for automated fillet welding of horizontal and vertical joints in cylindrical storage tanks, silos, and pressure vessels. These machines clamp onto tank corners (typically base-to-wall or wall-to-roof joints) and rotate around the circumference, ensuring consistent, high-quality welds in demanding industrial environments. Ideal for carbon steel, stainless steel, and aluminum, they eliminate manual labor for repetitive circumferential welds.
Welding Process | MIG/MAG (GMAW), Flux-Cored (FCAW) |
Amperage Range | 150–500 A (adjustable) |
Travel Speed | 10–50 cm/min (programmable) |
Power Supply | 380V/480V, 3-phase |
Duty Cycle | 100% @ 300A |
Control System | Digital interface with preset programs |
Weight | 25–40 kg (portable models) |
Compatibility | Tanks 2m–30m+ diameter |
Consistency: Delivers uniform weld beads with minimal defects.
Speed: 3–5x faster than manual welding.
Safety: Reduces operator exposure to fumes/arc glare.
Efficiency: Low spatter, optimal wire/gas usage.
Adaptability: Handles varying material thicknesses (3mm–20mm).
Oil & Gas: Welding API 650/620 storage tanks.
Water Treatment: Bolted tank seam sealing.
Chemical Processing: Reactor vessel fabrication.
Renewable Energy: Biogas digester tank assembly.
In short, the large tank Angle welder is an important equipment, it can ensure the tightness and stability of the tank, improve production efficiency and quality, reduce production costs. Therefore, the selection of an efficient, accurate and stable large tank Angle welder will have a positive impact on the production and economic benefits of enterprises.