Tank Welding LLC.

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Tank Welding LLC. about us

Tank Welding LLC specialize in custom built to order automatic tank welding machines for LNG & flat bottom tanks. We have multiple standard site proven Automatic Girth Welder designs (AGW) 3 O’clock Welder designs. Single pass gas shielded EGW (Electrogas Welder), single pass self shielded VUP / vertical UP Welders & AVW / multiple pass Automatic Vert Welders, Automatic Vert Buggy, Shell Buggy, Tank Jacking Equipment and complete Tank Jacking systems, automatic curved plate welders for pressure vessel / sphere / digester welding. This line of equipment is built with your choice of USA made Lincoln or Miller welding systems. The AGW travel is powered by top of the line twin German engineered inverter controlled drive motors.

LNG and Flat bottom tank equipment catalog: Tank equipment catalog 11.02.2021

Below are links to individual equipment information leaflets to show the key design features of our most popular tank equipment designs that are for use with narrow flat bottom tank board and bracket scaffolding or wind girder scaffolding that is usually about 36″ or 915mm wide. Most of our equipment frame depths can be further reduced with the built in adjustment for use in even the even narrower 31″ or 800mm space LNG tanks have between the TCP and inner tank shell plate:

Automatic Girth Welder (3 O’clock welder) AGW1-EX and AGW2-EX: AGW-EX leaflet 10.22.2021

Light Weight Automatic Girth Welder (3 O’clock welder) AGW1-LW and AGW2-LW: AGW-LW leaflet 10.22.2021

Automatic Vert Welder / AVW-1 and AVW-2: AVW leaflet 10.22.2021

Automatic Vert Buggy: AVB leaflet 11.01.2021

Shell Buggy: Shell Buggy leaflet 11.02.2021

Tank Jack up equipment / tank jacking system: Tank jack up system leaflet 11.16.2022

MPS trailer frame / mobile power source trailer frame: MPS trailer frame leaflet 12.16.2022

Electrogas Welder / EGW-V two designs available for use with wide or narrow tank scaffolding. For single pass vertical welding on standard flat bottom tank construciton and flat bottom tank jacking projects: EGW-V leaflet 10.27.2021

AGW-U for use with tank scaffold or wind girder that is a minimum of about 48″ or 1200mm wide, also for use with tank jacking system: AGW-U leaflet 10.27.2021

LT-7 corner weld magnet installation guide: LT7 Magnetic Attachment kit installation guide

LT-7 weld seam tracking attachment installation guide: LT7 Weld Seam Tracking Attachment installation guide

Our field experience and ongoing storage tank equipment development:

We spent many years working in the onsite field erected global storage tank construction industry acquiring hands-on experience. This experience has provided us with a good working knowledge of the tank welding equipment needed from start to finish of the construction processes involved in LNG tanks, LPG tanks, Sphere, Digesters and multiple types of flat bottom tanks in North America, Africa, South America, Asia, Europe, and Australia. We are dedicated to using our years of field erected tank construction experience to provide your company with high performance equipment automatic tank welding equipment based off our experience from building tanks around the world for many years. We are continuously improving our designs with the feedback from our customers and site based industry contacts.  

Tank Welding LLC is a USA web based factory direct supply business.

Please contact us by emailing us at [email protected]

Tank Welding LLC.

Is your complete source for Automatic Storage Tank Welding Machines. We specialize in custom built to order automatic tank welding machines for LNG & flat bottom tanks. We have multiple standard site proven Automatic Girth Welder designs (AGW) / 3 O’clock Welder designs. Single pass gas shielded EGW (Electrogas Welder), single pass self shielded VUP / vertical UP Welders & AVW / multiple pass Automatic Vert Welders, Automatic Vert Buggy, Shell Buggy, Tank Jacking Equipment and complete Tank Jacking systems, automatic curved plate welders for pressure vessel / sphere / digester welding. This line of equipment is built with your choice of USA made Lincoln or Miller welding systems. The AGW travel is powered by top of the line twin German engineered inverter controlled drive motors. https://tankwelding.com/ 

Our Location

Tank Welding LLC. is a USA web based factory direct supply company located in the USA where we design our line of equipment. Our engineering and manufacturing partner company is located overseas where this equipment is built and shipped from.

Links to tank equipment information leaflets that show designs for use on LNG tanks and flat bottom tanks that have narrow scaffolding:
AGW-EX leaflet 10.22.2021
AGW-LW leaflet 10.22.2021
AVW leaflet 10.22.2021
AVB leaflet 11.01.2021
Shell Buggy leaflet 11.02.2021
EGW-V leaflet 10.27.2021

Contact Us

Email: [email protected]

Visit our linkedin Profile

Links to LT-7 accessories:
LT7 Magnetic Attachment kit installation guide
LT7 Weld Seam Tracking Attachment installation guide

AGW and EGW for use with wide flat bottom tank scaffolding, also for use with tank jacking systems:
AGW-U leaflet 10.27.2021
EGW-V leaflet 10.27.2021

Tank jack up equipment / tank jacking system:
Tank jack up system leaflet 11.16.2022

Tank Welding LLC.

We specialize in custom built to order automatic tank welding machines for LNG & flat bottom tanks. We have multiple standard site proven Automatic Girth Welder designs (AGW) 3 O’clock Welder designs. Single pass gas shielded EGW (Electrogas Welder) single pass self shielded VUP / vertical UP Welders & AVW / multiple pass gas shielded Automatic Vert Welders, Automatic Vert Buggy, Shell Buggy, Tank Jacking Equipment and complete Tank Jacking systems, automatic curved plate welders for pressure vessel, sphere and digester plate welding. https://tankwelding.com/about-us/

LNG and Flat bottom tank equipment catalog: Tank equipment catalog 11.02.2021

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