MSHW-I Automatic Horizontal Tank Welder with Dual-Drive Precision for 8~45mm Plate Thickness and X-ray Quality Welds

When it comes to large-scale storage tank construction, the quality and speed of girth welds define your project's success. WINCOO ENGINEERING CO.,LTD introduces the MSHW-I, an advanced dual-drive automatic submerged arc horizontal welding machine engineered to deliver flawless circular seams on tanks of all sizes.

Why compromise on weld integrity when you can achieve X-ray quality with every pass?

The MSHW-I combines robust mechanical design with intelligent automation, integrating seamlessly with Lincoln Electric welding systems to provide stable arc performance, deep penetration, and beautiful bead appearance—even on thick plates up to 45mm.

Key Technical Specifications:

Welding Process: Submerged Arc Welding (SAW)

Applicable Thickness: 8–45mm steel plates 

Tank Diameter: Minimum 4.5 meters (supports diameters up to 60m+) 

Welding Speed: 350–750 mm/min 

Welding Current: 300–500A (adjustable) 

Wire Diameter: Ø2.4–5.6mm

Unmatched Advantages:

Dual-Drive Flexibility: Supports both "top-to-bottom" and "bottom-to-top" welding modes, adapting perfectly to your tank erection method—whether single-wall or double-wall construction. 

Lincoln System Integration: Equipped with Lincoln NA3 welding head and DC600 power supply, ensuring globally recognized reliability and consistent weld quality. 

Automated Efficiency: Integrated flux recovery system, laser-guided alignment, and cross-slide adjustment mechanisms minimize manual intervention and optimize workflow. 

Proven Time Savings: Reduces on-site tank welding time by up to 40%, lowering installation costs and minimizing welding defects. 

Robust Construction: Features quenched steel drive wheels and adjustable shell width (2.0–3.2m) for long-lasting field performance. 

Specifications at a Glance:

Power Supply: 3-phase 380V ±10%, 50Hz 

Drive System: Dual motor drive with precise speed control 

Control: Operator console/seat with dedicated lighting and 80m welding cable assembly 

Applications:

Ideal for petroleum, chemical, and energy industries requiring large-scale storage tank fabrication. From crude oil tanks to LNG and LPG vessels, the MSHW-I delivers airtight, high-strength joints while minimizing spatter and oxidation. 

Upgrade your tank farm projects with WINCOO reliability.
Choose the MSHW-I for girth welds that are not just stronger, but faster.