Circumferential Welding Machine for 15kg Cylinder ProductionOur pressure cylinder welding machine is specifically designed for MAG welding of LPG, LNG cylinders, fire extinguisher bottles, and similar containers. It ensures high-quality welds with precision and efficiency.
Key Specifications:• Vessel Diameter: DN250-800mm
• Wall Thickness: 2.5-8mm
• Welding Speed: Depends on the welding machine (Panasonic or Lorch)
• Material: Carbon steel or stainless steel
• Welding Torch: Double or single welding torch
• Production Capacity: Approximately 333 pcs per 8 hours

Model |
Auto Circumferential & Linear Welding Machine |
Features |
Strong and reliable structure Fast welding speed (0.8m/min) Low noise level (<45dB) Easy operation Water cooling with copper backing covered in Argon gas |
Applications |
LPG cylinder, LNG gas station, Cryoease, Storage tank |
Range of Working Piece |
Thickness: 2.5–6mm | Diameter: 250–400mm | Length: ≤1500mm (customizable) |
Custom Designed Equipment Components |
PLCs, Push Button Controls, Emergency Stop Buttons, Safety Sensors, Audiovisual Alarms, Data Acquisition |
Standard Accessories |
Water cooling 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 |
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 |
OD300–OD500 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) |
Usually 1 or 2 torches, up to 4–5 torches, adjustable for various thickness, precision longitudinal track for smooth travel |
Producing Process Chart
Production Process
Frequently Asked Questions (FAQ)Q: What size of LPG cylinders can your machine produce?A: Our machines are suitable for 6kg, 12kg, 15kg, and 50kg LPG cylinders, as well as other sizes based on customer requirements.
Q: Can you design machines according to technical drawings?A: Yes, we can customize machines based on your provided technical drawings.
Q: What are the benefits of choosing our machines?A: Our machines are built for durability and reliability, ideal for long-term industrial use.
Customer Reference List1. TK Group in Bangladesh
2. Hangzhou Yuhang Zhangshan Steel Cylinder Co., Ltd. (3rd largest LPG cylinder manufacturer in China, daily output: 18,000 pcs)
3. TPA (high-quality LPG cylinders for North America, Europe, UK, and Australia)
4. Shandong Huanri Group (largest and strongest cylinder manufacturer in China)
5. AYGAZ in Turkey
6. Manchester Tank (USA)
7. Sahuwala Cylinder (India)
8. Delta LPG Limited (SEACOM Group) – setting up a new plant in Vietnam
To provide you with the most accurate proposal, please provide the following details:1. Technical drawing of the cylinders you want to produce
2. Desired cylinder size (e.g., 6kg, 12kg)
3. Diameter and thickness of the cylinder
4. Are you new to this industry or do you already have some equipment?
5. Required production capacity (number of pieces and sizes per day)
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FOSHAN GUANSEN BICYCLE TECHNOLOGY CO.,LTD. , https://www.hedatx.com