Naec Automatic Girth/Cicular/Circumferential Seam Welding Machine for LNG Tank

• Customization: Available
• Type: Arc Welders
• Applicable to: Both Bottom-to-Top and Top-to-Bottom Tank Erection
• Model NO.: NAEC
• Welding Technology: Sub Arc
• Current: Alternating Current
• Model: Girth Seam Welding
• Application: Aerospace
• Transport Package: Packed in Container
• Specification: ISO9001: 2008
• Trademark: NAEC
• Origin: China
• HS Code: 85153190
• Production Capacity: 200 Sets/Year

Product Description

NAEC Automatic Girth Welding Machine for LNG Tank 

Features:
1Applicable to both bottom-to-top and top-to-bottom tank erection
2Adopting Sub Arc Welding technology
3Standard machine suitable for shell plate width1.3M-2.8M
4Standard machine suitable for shell plate thickness8mm-50mm
5Max. Efficiency of AGW could be 30 times as manual welding
6Hydraulic lifting device is necessary when top-to-bottom tank erection
7More than 99% qualified X-ray test.

                                                 2x160000m³ LNG tank construction site


                                           2x160000m³ LNG tank construction site2


LNG tank plate prefabrication and tank body welding solution

Project	Machining/welding Process
Steel plate beveling fabrication	Double-sided milling	AUTO double-head double-sided plate edge milling machine
Steel plate girth seam welding machine	One side welding both sides formation or double sided welding	AUTO Automatic Girth Welding Machine with No-gauging System for LNG tank AUTO Double Sided Automatic Sub-Arc Girth Welding Machine for LNG tank
Steel plate vertical seam welding machine	Pulse melting pole automatic vertical welding or manual welding	AUTO Automatic Pulse-MIG Vertical Welding Machine for LNG tank Miller DYNASTY 399 manual /TIG Welding machine
Bottom plate butt/corner seam welding	Automatic sub-arc welding or manual welding	AUTO Automatic Butt/Corner Seam Welding Machine AC/DC manual/TIG welding machine
Welding seam grinding	Disk type abrasive belt	AUTO Girth Seam Grinding Machine

 
AUTO grasped the rapid development trend of Chinese and world natural gas application, also combined with many years' successful technology and experience engaged in the research & development, manufacturing and services of various kinds of automatic welding and cutting equipment and production lines, AUTO takes a lead in the research and development of LNG tank construction equipments, automatic cutting and welding equipments for transportation pipeline, welding material and welding technology in China in the year of 2002.

AUTO cooperated with many EPC companies and research institutes for the development of 9Ni and other LNG tank welding technology. Currently, AUTO Automatic Girth Welding Machine for LNG Tank can be found in various LNG tank projects both in domestic and world LNG tank project sites.
 

Tank Construction Machines

1		Girth Seam Welding Machine >Applicable to both bottom-to-top and top-to-bottom tank erection >Adopting Sub Arc Welding technology >Standard machine suitable for shell plate width: 1.3M-2.8M >Max. Efficiency of AGW could be 30 times as manual welding
2		Vertical Seam Welding Machine >Suitable for tank plate wall thickness is from 10mm to 50mm >Motor frequency inverter drive system >Weatherproof control box with digital display for welding speed >Travel speed: 0~2200mm/min >Beveled gear drive reducer, good locking ability in both directions
3		Butt/Corner Seam Welding Machine >Applicable to butt seam welding of bottom plates >With magnetic idler system >More than 99% Qualified first X-ray test. >Suitable for both Top-to-Bottom and Bottom-to-Top Tank Construction Method