Gas Cylinder Date Engrave Marking Machine HS-DG01
$ 2,690
Stable Magnetic Hold: Strong base magnet prevents slipping during curved cylinder neck marking.
Versatile Sizing: Includes 3 round Q-rings (80, 108, 115mm) to perfectly fit varying cylinder sizes.
Fast & Precise: High-speed pneumatic marking (2-5 chars/sec) for clear, compliant permanent marks.
User-Friendly: Built-in software with a responsive touch screen makes setup and operation easy.
Built to Last: Extended carbide marking needle and industrial-grade parts ensure long lifespan.
Gas Cylinder Pneumatic Marking Machine HS-DG01 | Strong Magnet Hold & Deep Engraving
The HS-DG01 is an industrial-grade pneumatic dot peen marking machine engineered specifically for the curved necks and bodies of gas cylinders and industrial bottles. It perfectly resolves the common pain points of traditional markers: slipping on curved surfaces and failing to mark deeply enough. Featuring a powerful magnetic base, an extended carbide marking pin, and three interchangeable Q-rings, this machine delivers fast, clear, and compliance-ready permanent marks (serial numbers, dates, test stamps, and logos). It is the ultimate high-efficiency solution for industrial gas suppliers and cylinder testing facilities.
Video demonstration: How to set up the HS-DG01 for a gas cylinder marking.
Why Choose the HS-DG01 for Cylinder Marking?
We designed this machine to tackle the specific challenges of gas cylinder identification:
Anti-Slip System for Curved Surfaces Equipped with a strong electromagnetic base, the machine firmly attaches to the curved surface of the gas cylinder. This completely eliminates shifting or slipping during the high-frequency marking process, ensuring every character is perfectly aligned.
Adapts to Various Cylinder Neck Sizes Say goodbye to complex and expensive custom fixtures. The HS-DG01 comes standard with 3 sizes of round Q-rings (80mm, 108mm, 115mm). Whether you are marking a small medical oxygen tank or a large industrial propane cylinder, you can position the machine quickly for versatile, all-in-one use.
Meets Strict Safety & Regulatory Standards Using a high-hardness extended alloy pin, the machine achieves marking depths of up to 1mm (depending on the material). Even if the cylinder undergoes shot blasting or repainting, the engraved information remains clearly legible, ensuring full compliance with equipment inspection and traceability regulations.
All-in-One Smart Operation No external PC required. The machine features a highly responsive, built-in touch screen and intuitive marking software. Operators can be trained in minutes to input dates, serial numbers, or graphics directly on the screen for instant operation.


Firm Magnetic Hold

Versatile Size Fit

Deep Compliant Marks

Easy Touch Control

Challenge 1: Slipping and shifting on curved surfaces.
Technical Solution: Equipped with a powerful electromagnetic base, the machine securely anchors to the curved neck of the gas cylinder. This prevents slipping caused by high-frequency marking vibrations, ensuring characters are perfectly aligned and distortion-free.
Challenge 2: High cost of custom fixtures for varying cylinder sizes.
Technical Solution: Comes standard with three interchangeable round Q-rings (80mm, 108mm, and 115mm). Operators can switch them in seconds to quickly lock onto different neck diameters, eliminating the need for expensive and complex custom fixtures.


Challenge 3: Illegible characters after shot blasting during recertification.
Technical Solution: Utilizes an extended, high-hardness (HRA92/HRA93) carbide marking pin. Achieving a marking depth of 0.01mm to 1mm, it ensures that serial numbers and test dates remain fully legible and regulatory-compliant even after extensive shot blasting, rust removal, and heavy repainting.
Challenge 4: Cumbersome PC dependency and steep operator training curves.
Technical Solution: Features a highly responsive, built-in touch screen with intuitive integrated software. This true standalone operation completely eliminates the need for an external PC or complex wiring, allowing operators to input text, set up auto-incrementing serial numbers, or import custom logos for instant, plug-and-play operation with minimal training.

Application
The HS-DG01 offers a comprehensive, highly reliable marking solution for the entire gas cylinder lifecycle.
From initial manufacturing and strict recertification to daily refilling and logistics tracking, it delivers deep, wear-resistant, and permanent traceability marks. With smart features supporting custom logos and digital 2D codes, it significantly enhances inventory efficiency, strengthens brand identity, and ensures strict regulatory compliance for high-risk energy and industrial sectors.

Manufacturing & Production

Inspection & Recertification

Gas Refilling Stations

Logistics & Asset Tracking

Brand Customization

Oil & Gas Traceability
Technical Specifications
| Model | HS-DG01 |
| Type of Marking Machine | Pneumatic Dot Pin Markers |
| Controller | Built-In Software and Touch Screen |
| Standard Marking Area | 80mm x 40mm |
| Marking Speed | 2-5 characters (2x2mm) / s |
| Stroke Frequency | 300 times / s |
| Marking Depth | 0.01 to 1mm (Vary to the material) |
| Power | 300W |
| Repeat Accuracy | 0.02 – 0.04mm |
| Stylus Pin Hardness | HRA92 / HRA93 |
| Work Voltage | AC 110V 60HZ or AC220V 50HZ |
| Marking Materials | Below HRC60 metallic and nonmetallic materials (above HRC60 need special stylus) |
| Marking Contents | All English Characters, All Numbers, Variety of Graphics, Logos, Barcodes, Dot Matrix 2D codes, Circle Letters, Serial Numbers, etc. |
Why choose HT Marker?
Comprehensive Marking Ecosystem
Whether you need a pneumatic, electric, or battery-powered dot peen marker for heavy metal, or a high-precision 3D crystal laser, we offer the industry’s most versatile technology stack.
Every HT Marker machine undergoes a 48-hour continuous aging test and a strict QC process before shipping to ensure stability in the most demanding industrial environments.
We ensure every system is CE certified for legal and safe operation in your region. Our experts bridge the gap between complex technology and your specific needs through free sample testing and tailored parameter optimization to guarantee the perfect result.
Customer reviews

Marcus G., Production Manager (Germany)
As a German manufacturer, safety compliance is our priority. HT Marker’s battery dot peen met all our standards. It’s incredibly powerful for a portable unit, providing deep, permanent marks on our heavy chassis without the hassle of cables.

Elena V., Gift Shop Owner (Italy)
The 3D Crystal Laser Engraving Machine exceeded my expectations. The build quality is solid, and the output is crisp. Knowing the machine passed rigorous international testing gave me the confidence to invest in this technology for my gallery.
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Frequently Asked Questions
How do I choose between Dot Peen and Laser marking for my project?
It depends on your material and requirements. Dot Peen is ideal for deep, permanent marks on heavy metals and withstands harsh environments like painting or galvanizing. Fiber Laser is better for high-speed, ultra-fine precision on various metals and plastics. If you are unsure, we recommend our Free Sample Testing to find the perfect match.
What is the main difference between Pneumatic, Electric, and Battery-powered Dot Peen markers?
Pneumatic models require an air compressor and are best for high-volume stationary use. Electric models only need a power outlet, making them quieter and easier to set up. Battery-powered models offer the ultimate mobility, allowing you to mark large, immobile parts anywhere without cables or air lines.
Can your machines mark on irregular or curved surfaces?
Yes. Our Pneumatic and Electric Dot Peen markers are designed with floating pin technology to handle slight surface irregularities. For complex 3D shapes or subsurface crystal engraving, our customized&specialized laser systems provide the necessary focal depth and precision.
How do you ensure the quality of the machines since you work with different suppliers?
As a professional solution provider, we act as your quality gatekeeper. Every machine undergoes a rigorous 48-hour continuous aging test and a comprehensive QC checklist before it is approved for shipment. We only curate systems that meet strict CE and FCC international safety standards.
What happens if the machine breaks down or I need technical support?
We provide lifetime technical support for every machine we sell. In case of a breakdown, our engineering team offers remote diagnostics within 24 hours. We also provide a comprehensive one year warranty covering key components to ensure your production stays on track.
What is the typical lead time and shipping process?
Most orders are processed and tested within 3-5 business days. Shipping usually takes 5-10 business days depending on your location


















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