Cylinder for Diving Introduction:
A gas cylinder is a pressure vessel designed to store gases at pressures above atmospheric levels. These high-pressure containers are commonly referred to as gas bottles and are widely used in various applications, including diving, industrial, and medical fields.
Below are the key specifications of the diving cylinders produced by SEFIC:
Diving Cylinder Picture:



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Company Information A Company You Can Trust: Based in Shanghai, SEFIC is a professional manufacturer of gas equipment, including storage tanks, vaporizers, gas cylinders, and gas filling stations. We also produce a wide range of equipment parts such as valves, tulip caps, and steel soft pipes. With over 10 years of experience in the gas industry, we have built a strong reputation globally. Our products are highly appreciated by customers worldwide and have been exported to the United States, European countries like Germany, Portugal, Romania, and Bulgaria, South American countries such as Chile, Peru, and Bolivia, and African countries like Angola and South Africa.
Quality and Safety: We have implemented a strict and comprehensive quality control system to ensure that every product meets the highest standards. All our products undergo rigorous inspection before shipment. Our products are certified with CE and DOTTPED, ensuring compliance with international safety standards.
Your Success, Our Glory! Our goal is to help our customers achieve their objectives. We continuously strive to build a win-win relationship and sincerely hope you will join us on this journey. Contact Us Manager: David Tel: +86-21-6601 9677 M.P: +86-180 1766 2601 Fax: +86-21-6601 9679 Web: www.sefic.com.cn Address: NO. 6598, Hutai Road, Baoshan District, Shanghai, China 201908
Outside Diameter: 111mm
Water Capacity: 3L
Height: 502mm
Weight: 3.9kg
Wall Thickness: 7.4mm
Working Pressure: 20MPa
Test Pressure: 30MPa
Trademark: SEFIC
Transport Package: Carton Packing
Specification: ISO7866
Origin: Shanghai
HS Code: 7311009000
Type | Outside diameter (mm) | Water capacity (L) | Height (mm) | Weight (kg) | Wall thickness (mm) | Working Pressure (MPa) | Test pressure (MPa) | Material |
ISO7866-2012 | 111 | 3 | 502 | 3.9 | 7.4 | 20 | 30 | 6061 |
ISO7866-2012 | 184 | 7 | 460 | 10.1 | 12.2 | 20 | 30 | 6061 |
ISO7866-2012 | 184 | 12 | 705 | 14.6 | 12.2 | 20 | 30 | 6061 |



Workshop:

Company Information A Company You Can Trust: Based in Shanghai, SEFIC is a professional manufacturer of gas equipment, including storage tanks, vaporizers, gas cylinders, and gas filling stations. We also produce a wide range of equipment parts such as valves, tulip caps, and steel soft pipes. With over 10 years of experience in the gas industry, we have built a strong reputation globally. Our products are highly appreciated by customers worldwide and have been exported to the United States, European countries like Germany, Portugal, Romania, and Bulgaria, South American countries such as Chile, Peru, and Bolivia, and African countries like Angola and South Africa.

Quality and Safety: We have implemented a strict and comprehensive quality control system to ensure that every product meets the highest standards. All our products undergo rigorous inspection before shipment. Our products are certified with CE and DOTTPED, ensuring compliance with international safety standards.

Your Success, Our Glory! Our goal is to help our customers achieve their objectives. We continuously strive to build a win-win relationship and sincerely hope you will join us on this journey. Contact Us Manager: David Tel: +86-21-6601 9677 M.P: +86-180 1766 2601 Fax: +86-21-6601 9679 Web: www.sefic.com.cn Address: NO. 6598, Hutai Road, Baoshan District, Shanghai, China 201908
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