Circumferential Welding Machine for 15kg Cylinder Production
A. Product Description
Our pressure cylinder welding machine is specifically designed for MAG welding of LPG, LNG cylinders, fire extinguisher bottles, and other similar vessels. It ensures high-quality welds with precision and efficiency.
Vessel diameter: DN250-800mm
Wall thickness: 2.5-8mm
Welding speed: Varies depending on the welding machine (Panasonic or Lorch)
Material: Carbon steel or stainless steel
Welding torch: Available as single or double torch configuration
Production capacity: Approximately 333 pieces per 8 hours

Model |
Auto Circumferential & Linear Welding Machine |
Features | Robust and reliable design Fast welding speed (0.8m/min) Low noise level (<45dB) Easy to operate Water-cooled with copper backing and Argon gas protection |
Applications | Commonly used in tank production - LPG cylinder - LNG gas station - Cryogenic equipment - Storage tanks |
Range of Working Piece | Thickness: 2.5–6 mm Diameter: 250–400 mm Length: ≤1500 mm (customizable) |
Custom Designed Equipment Components | We can integrate necessary control systems such as: - PLCs - Push-button controls - Emergency stop buttons - Safety sensors - Audiovisual alarms - Data acquisition systems |
Standard Accessories | Water-cooled welding torch Automatic cycling water tank Panasonic welding machines |
Packing Details | Plywood cases/boxes |
MOQ | 1 set |
Warranty | 1 year after delivery |
Payment | T/T, L/C, D/P, Western Union |
OEM & ODM | Available |

Longitudinal Seam Welding Machine | |
Description | Data |
Effective length | 1500 mm |
Clamping | Pneumatic with keyboard and clamping board |
Clamping control | Footswitch / Remote control |
Trolley motion speed | 100–500 mm/min |
Wall thickness | 2.0–4.0 mm |
Mandrel cooling | External water cooling |
Cable assembly | Drag chain |
Circumferential Seam Welding Machine (Single Head & Double Heads Welding) | |
Description | Data |
Welding Speed | 0–1000 mm/min |
Welding Current | 5–400 A |
Payload capacity | 200 kg |
Wall thickness | 2.0–4.0 mm |
Rotation speed | 0.05–0.5 rpm |
Diameter coverage | OD 300–OD 500 mm |
Speed regulation | AC frequency conversion |
Suitable for work-piece length | 1500 mm |
Clamping | Pneumatic cylinder |
Support | Manual operation support |
Capacity (for Double Heads Welding) | 1. 1 or 2 torches usually built in 2. Multiple torches up to 4–5 3. Adjustable for various thickness 4. Precision longitudinal track for smooth travel |

Producing process chart

Producing Process

C. FAQ:
LPG cylinder manufacturing equipment
Q: What size of LPG cylinder can your machine produce?
A: Our machines can produce 6kg, 12kg, 15kg, and 50kg LPG cylinders for cooking purposes, as well as custom sizes based on customer requirements.
Q: Can you design machines according to LPG cylinder technical drawings?
A: Yes, we can. Please send us your technical drawings for customization.
Q: What are the advantages of choosing our machines?
A: Our machines are durable, efficient, and ideal for long-term industrial use.
To provide you with the best solution, please share the following details:
1. Technical drawing of the cylinders you want to produce.
2. Desired cylinder size (e.g., 6kg, 12kg).
3. Required diameter and wall thickness of the cylinder.
4. Are you new to this industry or do you already have some machines in your workshop?
5. Your daily production capacity requirement (number of pieces and sizes per day).
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FOSHAN GUANSEN BICYCLE TECHNOLOGY CO.,LTD. , https://www.hedatx.com