Model NO.: EN ISO9809 / GB5099
Double-Acting Cylinder Type: High Pressure
Special Cylinder Type: Number of Cylinders
Combination Cylinder Type: Pressurized Cylinder
Water Capacity: 10L-50L
Outside Diameter: 108mm-267mm
Cylinder Height: 447mm-1450mm
Wall Thickness: 3.6mm-5.7mm
Certification Provided: Tped DOT
Trademark: SEFIC
Transport Package: Carton Packing
Specification: CE/TPED/DOT
Origin: Shanghai, China (Mainland)
HS Code: 73110090

1. Introduction
Seamless steel gas cylinders are manufactured using high-quality seamless steel pipes, ensuring consistent height, smooth painting, and excellent performance. These cylinders are widely used in applications such as steel cutting, welding, electronics, and medical fields. They are designed for repeated use to store argon, which is commonly used in welding, cutting, and other industrial processes.

 
Type SEFIC gas cylinder Outside diameter 89-267mm
Water capacity 2-80L Height 430-1815mm
Working pressure 150-300Bar With Cap Height 490-1900mm
Test pressure 250-450Bar Weight 3.4-80kg
Design wall thickness 1.9-6.0mm Material 37Mn 34CrMo4
Storage gas 0.3-15M3    
Color Green, Black, White, Blue, Yellow, as Requested/as per your requested
Filling medium Air, oxygen, argon, hydrogen, helium, nitrogen, carbon dioxide, special gas and mix gas
Packing 1.bulk loading; 2.packed in plastic woven net; 3.packed in wooden pallets; 4.as required.
About SEFIC As a Chinese gas cylinder manufacturer, SEFIC offers Oxygen Gas Cylinder, Nitrogen Gas Cylinder, Argon Gas Cylinder, CO2 Gas Cylinder, Hydrogen Gas Cylinder, Helium Gas Cylinder, Acetylene gas cylinder, CO2 Cartridge and Aluminum Cylinder … CE/TUV certified.

Seamless Steel Oxygen Hydrogen Argon Helium CO2 Gas Cylinder

                                                          ISO9809  Seamless Steel Gas Cylinder

Seamless Steel Oxygen Hydrogen Argon Helium CO2 Gas Cylinder

                                                       High pressure  Seamless Steel Gas Cylinder
Seamless Steel Oxygen Hydrogen Argon Helium CO2 Gas Cylinder

 

 

 
2. Gas Cylinder Process

Seamless Steel Oxygen Hydrogen Argon Helium CO2 Gas Cylinder

 

3. Company Profile

 

 

Based in Shanghai, SEFIC is a professional supplier of gas and gas equipment. Established in the 1990s, the company has accumulated extensive experience and is now one of the top suppliers of various types of gas and gas equipment. In addition, it was among the first in the country to obtain the License of Pressure Vessel Type A2 and C2, ISO9001 and ISO14000 Certification, Private Hi-Tech Enterprise, Hi-Tech Enterprise, and Special Equipment Manufacture Permission. We can provide all kinds of gas cylinders with TUV, TPED, CE, and DOT certification.

 


 

SEFIC certificate of the gas cylinder

With over 30 years of experience in the gas equipment industry, we have built a strong reputation worldwide. Our products have satisfied customers from more than 50 countries. So far, our business has expanded globally to regions including the US, EU (mainly Germany, Portugal, Romania, and Bulgaria), South America (mainly Chile, Peru, and Bolivia), and Africa (mainly Angola and South Africa).

 


Seamless Steel Oxygen Hydrogen Argon Helium CO2 Gas Cylinder

SEFIC gas cylinders have served customer satisfaction from more than 50 countries

We also display common steel cylinder samples at our headquarters for customers to view and learn more about our products. If you need information on steel or aluminum cylinders, we provide catalogues and samples. You are welcome to contact us via phone or email, or visit our official website: www.sefic.com.cn, or leave a message on the product page. SEFIC will be happy to serve you!

 

 

SEFIC gas cylinder sample display area

SEFIC has rich experience in business operations and management, and possesses the capability to process various gas cylinders. SEFIC has obtained certifications from the International Standardization Organization, DOT of America, TC of Canada, TUV of Germany, KGS of Korea, and other certifications. Adhering to the corporate philosophy of "regard quality as credit, credit as brand, and brand as life," and "repeat simple things, do repeated things with heart, quality goods come out of concentration." With safe and dependable products and quality service, SEFIC has established a good corporate image and received recognition and praise from the industry.

 

 

General situation of SEFIC gas cylinder production workshop

In 2005, we aimed to realize transformation and global market expansion by evolving from a gas equipment manufacturer into a gas project solution provider and set up overseas marketing teams at our headquarters. By providing gas equipment and technology support to several new plants, we achieved significant growth.

 


Seamless Steel Oxygen Hydrogen Argon Helium CO2 Gas Cylinder

SEFIC sales team for foreigners

With high-quality products, competitive prices, fast delivery time, and superior service, SEFIC has won the trust and praise of customers. Since 2005, SEFIC has established trade relations with more than thirty thousand customers in over 50 countries and regions. Many of our VIP clients have visited SEFIC multiple times and discussed regional agency services with us. Currently, SEFIC has established product agency services with clients in Italy, Saudi Arabia, South Africa, Uganda, Cambodia, Kuwait, Iran, Malaysia, and other countries and regions. Cooperation with SEFIC offers the following advantages:

HIGH QUALITY
SEFIC implements a strict and complete quality control system, ensuring that each gas cylinder meets customer quality requirements, and all cylinders are strictly inspected before shipment.
LOWER PRICE
SEFIC always supplies the lower price! We never stop trying to find new ways to reduce the gas cylinder cost, so that we can offer our customers a competitive price. Cooperate with SEFIC, choose a trustworthy partner!
QUICK DELIVERY TIME
We are committed to ensuring that every shipment of gas cylinders is safe and punctual, and we have many partners who always provide the most rapid means of transportation.
GOOD SERVICE
SEFIC has different series and models, for different standards in different countries, and we are committed to providing the best service. Cooperate with SEFIC, choose a trustworthy partner!
ORIGINAL Manufacturer
Cooperation with SEFIC allows for a direct relationship from the manufacturer to the customer, improving production and delivery efficiency of the gas cylinder.
LARGE OUTPUT
SEFIC has professional equipment for gas cylinders. We have the capability to produce more than 50,000 pcs of gas cylinders per month.
EXPORTING Experience
SEFIC has implemented a strict and complete quality control system, which ensures that each gas cylinder can meet quality requirements of customers, and all cylinders have been strictly inspected before shipment.
OEM ACCEPTED
We accept OEM work, SEFIC can manufacture gas cylinder handle, gas cylinder cap, gas cylinder valve, gas cylinder mark, and gas cylinder color as your required.
 
 
 

4. Contact Us

Manager: David 
   Tel: 0086-21-6601 9677 
M.P: 0086-180 1766 2601  Fax: 0086-21-6601 9679 
    Web: www.sefic.com.cn
ADD: NO.6598., Hutai Road, Baoshan district, Shanghai, China 201908

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