• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Condition: New
  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: NAEC
  • Motor Type: Other
  • Usage: tank construction
  • Voltage: 380
  • Certification: ISO9001:2008
  • After-sales Service Provided: Engineers available to service machinery overseas
  • suitable for: CS/ SS/ LNG tank
  • power source: MILLER/ LINCOLN/ MIA
  • Applicable to: both bottom-to-top and top-to-bottom tank erection
  • First X-ray qualification rate: Above 99%

Packaging & Delivery

Packaging Details To be delivered in container
Delivery Time depend on the QTY

NAEC-Provides Lean Fabrication Solution


Reference: CCC, L&T, AIM, Petrol Steel, THHE, MMHE, ETC.


Automatic Tank Girth Seam Welding Machine


It has features as following:

1. Applicable to both bottom-to-top and top-to-bottom tank erection;

2. Adopting Sub Arc Welding technology;

3. Standard machine suitable for shell plate width: 1.3M-2.8M;

4. Standard machine suitable for shell plate thickness: 10mm-50mm for bottom-to-top and 6mm-50mm for top-to-bottom;

5. Suitable for tank diameter larger than 4.5m;

6.  Max. Efficiency of AGW could be 30 times higher than traditional manual welding;

7.   Hydraulic lifting device is necessary when top-to-bottom tank erection;

8  First X-ray qualification rate above 99%.


                                      Multifunction AGW-I                                                                            Welding Effect



                                                                                pre-heating torch                                       weldign head of AGW-II




Tank farm construction capacity: Easily finish one 100, 000M3 tank body construction within 1 month by using one NAEC tank construction system.




1Suitable for diameterseveral meters to one hundred meters
2Max. Efficiency of welding machines30 times of manual welding(AGW); 50 times of manual welding(EGW)
3 Applicable toboth bottom-to-top and top-to-bottom tank erection
4First X-ray qualification rateAbove 99%


Tank Shell Plate Prefabrication

CNC Flame/Plasma Plate Cutting Machine
Plate Edge High Efficient Milling Machine


Tank Construction

Hydraulic Jacking System
Butt/Corner Seam Sub-Arc Automatic Welding Machine
EGW (Electro-gas Vertical SeamWelding Machine)
AGW (Automatic Girth Seam Welding Machine)
Girth Seam Grinder
Girth Seam Gouging Machine


Piping Fabrication

Automatic Pipe Spool /Piping Fabrication System


For tank erection, we can provide not only high efficient automatic machine, but also installation, commission service, site construction instructing, welding procedure qualification supporting, and construction team training. We have very mature experience in both bottom-to-top and top-to-bottom tank construction. We also provide sub-contracting of tank construction.



Our company view 

Nanjing Auto Electric Co., Ltd (NAEC) was established in 2001, taking promoting "Lean Fabrication to Global Energy Engineering Industry" as its mission, NAEC's core business is to provide Lean-fabrication One-stop Solution to energy engineering contractors and fabricators. With advanced innovation ability and continuous integration of new technology & processes, NAEC's solution ensure its users high quality and efficient fabrication, and make itself become worldwide clients' most preferred partner. 

Our Strategic Clients are 
L EPC companies, Contractors or Fabricators in Onshore Oil & Gas Exploration, Transportation, Storage, Refinery & Chemical 
L EPC companies, Contractors, Fabricators or Equipment Manufacturers in Offshore Oil & Gas Exploration, Treatment, Transportation & Storage 
L EPC companies, Contractors or Fabricators in Nuclear Power, Wind Power, or Thermal Power 
L Various Energy Engineering Equipment Manufacturers 
We provide Lean-fabrication One-stop Solution for Energy Engineering EPC Companies/ Contractors/ Fabricators, Based on Following Systems: 

L NAEC Lean-fabrication Mode 
L NAEC Lean-fabrication Management System 
L NAEC Lean-fabrication Production System 
NAEC Lean-fabrication One-stop Solution can help engineering fabrication operators to solve project problems. It can organize fabrication production and ensure the final delivery in good quality and on time


Welcome to visit our headquarter in Nanjing, China. For more information please contact us. Thank you!

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $39,000
Learn More