Your Professional Seamless Steel Cylinder Supplier
 
 

Weifang Hengsheng Gas Co., Ltd. is a Gas and Gas Cylinder company integrating distribution, wholesale and commercial services.Our company mainly produces and sells various industrial Gas and Gas Cylinder:Oxygen, Nitrogen, Carbon Dioxide, Mixed gas, Argon, Neon, Krypton, Helium, Hydrogen, etc;Propane, Acetylene, Sulfur Hexafluoride, Ethane, Ethylene, Liquid Ammonia, etc;Seamless Steel Cylinder, Seamless Aluminum Cylinder, Insulated Dewar Cylinder, Disposable Helium Cylinder, Carbon Fiber Cylinder; LNG Cylinder, LPG Cylinder, Acetylene Cylinder, Liquid Ammonia Cylinder, etc.

 

Why Choose Us

Certification

Our company has obtained ISO9001 quality management system certification, ISO45001 occupational health and safety management system certification, etc.

 

Rich Experience

Having worked for many years, the company has a complete range of gases, advanced service facilities and standardized enterprise management. It has professional technical management personnel and excellent quality staff.

Professional Equipment

We have professional production equipment and testing equipment. We attach great importance to quality management and occupational health. At the same time, we has obtained a number of invention patents, providing a solid backing for the company's technical development and protection.

Technical Advantages

The feed gas used for preparing the standard gas shall be high-purity gas, and the relevant components shall be purifed with purification equipment to ensure that the products provided meet the technical requirements of users.

 

 

 

What Is the Difference Between Welded Gas Cylinders and Seamless Steel Cylinder

 

Manufacturing process
● Welded gas cylinder: The cylinder of a welded gas cylinder is composed of multiple metal plates through a welding process, usually with obvious welding joints on the cylinder.
● Seamless steel cylinder: The cylinder of a seamless steel cylinder is made of a whole trade of seamless steel pipe, so there are no welded joints and the appearance presents a smooth surface.

 

Strength and safety
Due to the fact that the cylinder body of the welded gas cylinder is assembled by welding, welding joints May become weak points and require strict welding quality control and inspection to ensure safety.
Seamless steel cylinder are relatively sturdy and stable due to their use of integral seamless steel pipes, and their strength and safety are usually higher than welded gas cylinders.

 

Purpose and applicability
● Welded gas cylinders: Suitable for gas welding, cutting and other applications. Common welded gas cylinders include acetylene cylinders and oxygen cylinders.
● Seamless steel cylinder: Widely used for storing high-pressure gases such as oxygen, ammonia, hydrogen, hydrogen, etc.

 

Appearance
● Welded gas cylinders: There will be obvious welding joints on the appearance.
● Seamless steel cylinder: Smooth in appearance and without welded joints.

 

Seamless steel cylinder are generally superior in strength and safety to welded gas cylinders due to their overall seamless steel pipe manufacturing characteristics. The choice of gas cylinder to use should be based on specific gas storage needs and usage site to ensure its safety, compliance, and applicability.

 

Types of Seamless Steel Cylinder

Industrial Gas Cylinder

Cylinders shall be stored in a well ventilated place. It is strictly prohibited to store them near precision equipment, cables, refueling systems, combustibles, etc. or in a confined space, and they shall be far away from heat sources. In summer, they shall be protected from sunlight. Two shockproof rings and cylinder caps must be installed on the cylinder.

Fire-Fighting Cylinder

Fire fighting gas cylinders also use compressed air. The pressure resistance requirement is 300bar, and the equivalent limit pressure resistance is calculated by yourself. The high pressure resistance of fire cylinder is to store more air.

Industrial Gas Cylinder
Fire-fighting Cylinder

Ultra-High Pressure Air Breathing Cylinder

Produces portable gas cylinders through advanced technology. Compared with conventional respirators, we use aluminium or aluminium composite cylinders instead of steel ones, with weight reduction of 40%-70%, so they are more preferable for people with breathing problems.

Medical Oxygen Gas Cylinder

Oxygen cylinder is an ideal oxygen supply equipment for hospitals, first-aid stations, sanatoriums, home care, battlefield rescue, personal health care and various oxygen deficient environments. It is an indispensable beneficial friend for patients, the elderly, pregnant women, students, white-collar workers and tourists, tunnel and mountaineers.

 

Producing Process of Seamless Steel Cylinder

 

 

Seamles steel cylinders are high-strength containers that are used for the storage and transport of compressed gases such as oxygen, carbon dioxide, and nitrogen. Unlike welding cylinders, seamless steel cylinders are produced without any seams, making them stronger and more durable. They are used in a variety of industries such as healthcare, automotive, aerospace, and industrial manufacturing.

 

In medicine, seamless steel cylinders are used for the storage and transport of medical gases such as oxygen and nitrogen, which are critical for the functioning of healthcare facilities and emergency services. In the automotive industry, seamless steel cylinders are used for the storage and distribution of compressed natural gas (CNG), which is a cleaner and more efficient alternative to gasoline and diesel fuels.

 

In aerospace, seamless steel cylinders are used for the storage of gases used for rocket propulsion. The high-strength material and superior manufacturing process of seamless steel cylinders make them ideal for the demands of space travel.

 

In industrial manufacturing, seamless steel cylinders are used for the storage and transport of a wide range of gases used in welding, metal fabrication, and chemical processes. They are designed to withstand high pressure and extreme temperature environments, making them indispensable for industrial operations.

 

The production process for seamless steel cylinders involves several stages of precision engineering to create a strong, reliable container that can store compressed gases safely. Unlike welding cylinders, seamless steel cylinders are produced without seams or joints, which makes them more durable and less prone to leaks.

 

The first stage of the process involves the selection of high-grade materials such as steel or aluminum, which are then heated and formed into a hollow tube using specialized machines called piercers. The piercing process creates a long tube with a uniform thickness and diameter, which is then cut to the appropriate length.

 

The next stage involves the drawing process, where the tube is passed through a series of rollers and mandrels to reduce its diameter and increase its length. This process results in a seamless steel cylinder with a smoother and more uniform finish.

 

Once the drawing process is complete, the cylinder undergoes heat treatment to improve its strength and durability. The cylinder is then cleaned and inspected thoroughly using various non-destructive testing techniques to detect any defects or anomalies that could affect its performance.

 

Finally, the cylinder is coated with a protective layer to prevent corrosion and damage to the surface. The coating process involves surface preparation, primer application, and finishing with a durable paint.

 

National Standard for Seamless Steel Cylinder
 

Material requirements: National standards usually specify the type of steel used for seamless cylinders, its chemical composition, mechanical properties and other requirements. These requirements are intended to ensure that the cylinder can withstand the pressure of the stored gas and safe operation under environmental conditions.

 

Design specifications: National standards may specify design parameters for seamless steel cylinders, including size, shape, wall thickness, working pressure, etc. These specifications are designed to ensure that the cylinders can withstand safe operation under the pressure and environmental conditions in which they are stored. These specifications will take into account the needs of different applications to ensure that the cylinders will operate safely and reliably under a variety of conditions.

 

Manufacturing processes and quality control: National standards typically require manufacturers to follow specific manufacturing processes and quality control procedures to ensure that seamless cylinders are produced in accordance with the standard and are of good quality.

 

Marking and certification: National standards may specify information that should be marked on seamless cylinders, including manufacturer's information, product model, specifications, certification marks, etc. The national standard may also specify the relevant certification mark. In addition, it may specify certification procedures and requirements to ensure the quality and safety of seamless cylinders.

 

FAQ

 

Q: Are you manufacturer or trade company?

A: We are a Chinese manufacturer, and have been specializing in manufacturing gas cylinders for more than many years.

Q: How about the quality guarantee?

A: We allow 3rd party inspections before shipment (on buyer's account) And we can supply certificate of quality accordingly.

Q: Can you offer free samples for inspection?

A: Sure. We can help to supply 1-2 pieces free sample for testing by charging freight and we would return the full refund once we received formal order.

Q: Seamless steel cylinder general considerations?

A: Ensure that cylinders are stored in a well-ventilated area, away from precision equipment, refueling systems, cables, combustibles, and any confined spaces. It is essential to keep them far from any heat sources and protected from sunlight during the summer. To maintain safety, it is necessary to install two shockproof rings and cylinder caps on each cylinder.

We're well-known as one of the leading seamless steel cylinder manufacturers and suppliers in China. If you're going to buy high quality seamless steel cylinder with competitive price, welcome to get more information from our factory.

Ultra high Pressure Air Breathing Cylinder,

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