Basic Product Introduction
We supply Automatic GTAW pipe welding machine.This product is specially designed for automatic GTAW welding of small-diameter fixed-end ports in enclosed spaces, capable of automatically sensing the position of the machine head and automatically matching welding parameters.We are expecting become your long team partner in China.
(1) Applicable Pipe Diameter: 60-323mm.
(2) Applicable process: GTAW multi-layer multi-pass.
(3) Matching Power Supply: T250 Intelligent TIG Arc Control Power System.
(4) Bevel shape: U-shaped/V-shaped/I-shaped.
Product Features
(1) The automatic GTAW pipe welding machine uses water cooling and is suitable for pipes that require preheating.
(2) It supports two tracking modes: AVC and proprietary AGC, plus adjustable inclined arc length control for fillet welding.
(3) The single head has a wide coverage area and is suitable for process pipelines in narrow spaces.
Welding Process Description
- This fully automatic argon arc welding machine can complete the entire welding process of pipe root, fill, and cover.
- The equipment is pre-installed with mature welding process packages, suitable for various base metals such as carbon steel, chrome-molybdenum steel, stainless steel, nickel-based alloys, and duplex steel.
- It is compatible with conventional welding positions such as 2G, 5G, and 6G, supports vertical upward and vertical downward welding, and can also achieve 360° uninterrupted all-position welding.


Product Technical Specifications
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Technical Specifications |
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Product Model |
PHD250 |
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Applicable pipe diameter |
60-323mm |
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Welding wire diameter |
0.8-1.0mm |
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Maximum wire feeding speed |
2540mm/min |
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Maximum swing speed |
1520mm/min |
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Dwell time on both sides |
0-1second |
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Walking speed |
Maximum speed 25 cm/min |
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Welding torch |
Water-cooled welding gun, 200A continuous current load operation |
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Gun Tip Adjustment Range |
Front and back: ±15° / Tilt: ±10° (manual) |
FAQ
Q: Will we receive additional accessories when we receive your machine?
A: Yes, in case of minor malfunctions, we will provide some wear-prone spare parts free of charge.
Q: How about transportation?
A: We typically opt for sea transportation as it is more convenient and cost-effective.
Q: What machines are there in your factory?
A: We possess a comprehensive smart pipeline welding cloud system suite, encompassing the following products: intelligent dual-channel control power supplies for argon arc and gas shielded welding, argon arc/gas shielded welding electrodes, stainless steel back-gas internal matching devices, consumables for various brands of automatic welding equipment, as well as accessories and mounting rails.
Q: Do you provide after-sales service?
A: Yes, our after-sales service is excellent, capable of properly handling customer complaints and resolving their issues.
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