MWG-170 Open Welding Machine

Product Type: Open Orbital Welding Equipment
The MWG-170 is a modular, open-type pipe welding machine designed for stainless steel and alloy pipelines. Suitable for pipe diameters Φ63–Φ168mm and thicknesses 2–10mm, it ensures precise welds with stable performance. Featuring circulating water cooling, lightweight 10kg design, and argon shielding gas, it delivers consistent quality for industries like petrochemical, food processing, and pressure vessels.

Product Features:

Modular design with easy part replacement
Real-time monitoring of welding torch rotation speed
Circulating water-cooling for long-term stable operation
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Overview

MWG-170 belongs to the open-type orbital welding system series, designed for medium-to-large diameter pipes (Φ63–168mm). Its modular architecture simplifies maintenance and reduces operating costs, while ensuring consistent and precise weld seams.
With argon shielding, circulating water cooling, and a compact 10kg build, MWG-170 ensures stability during long welding cycles. It delivers higher efficiency, adaptability across industries, and excellent weld reliability for sectors like petrochemical, food & beverage, and pressure vessels
Modular design with quick part replacement
Stable operation with circulating water cooling
Supports medium-to-large stainless steel and alloy pipes
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Specification
Product Name
Model
Open Orbital Welding
MWG-170
Applicable Pipe OD
Φ63–Φ168 mm
Applicable Wall Thickness
2–10 mm
Shielding Gas
Argon
Cooling Method
Circulating Water
Electrode Spec (mm)
2.4
Welding Torch Weight (kg)
10

Benefits & Features

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01

High Precision Welding

Ensures uniform weld seams with orbital welding technology, delivering high-quality results for stainless steel and alloy pipes. Ideal for applications requiring reliability and consistency.

02

Efficient Cooling System

Equipped with circulating water cooling, the system maintains stable performance during long welding cycles, preventing overheating and improving productivity.

03

Modular & Low-Maintenance Design

The modular structure allows quick part replacement and minimizes downtime. Reduced maintenance costs make it a cost-effective solution for industrial operations.

04

Wide Application Range

Covers pipe diameters from Φ20 to Φ325mm and wall thickness up to 10mm, making it suitable for petrochemical, food & beverage, and pressure vessel industries.

Application

The MWG orbital welding series is designed for high-precision welding of industrial pipelines. Its stable performance and wide adaptability make it suitable for demanding environments such as petrochemical plants, power stations, and pressure vessel fabrication.
Petrochemical Industry – Reliable welding for critical piping in oil, gas, and chemical plants.
Power & Energy – Precision welding solutions for pipelines in nuclear, thermal, and renewable energy facilities. text3:
Pressure Vessels & Heavy Industry – High-strength welds for large-diameter and thick-wall pipelines.
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FREQUENTLY ASKED QUSTIONS

Frequently Asked Questions – MWG Orbital Welding Series
Our technical team answers the most common questions about the MWG orbital welding machines, from compatibility to service support.
Welding Engineer Team

The MWG series supports pipe diameters from 20mm to 325mm, with wall thickness up to 10mm, ensuring broad coverage for industrial applications.

No, the MWG comes with an integrated circulating water cooling system, providing stable performance during long welding cycles.

It is widely applied in petrochemical, energy, and heavy industry sectors for critical pipeline and pressure vessel welding.

Yes, our team provides global after-sales service, remote guidance, and spare parts support to ensure long-term reliability.

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