Call us

Guang'gu Commerce Center

Wuhan, P.R. CHINA

ISO Certificate: ISO7866 Refillable seamless aluminum alloy gas cylinders

commercial co2 gas cylinder
Save 3%
PH190-Bar Aluminum CO2 Tank
SINOGES HPST20C series high-pressure 20L steel cylinder product CO2 and N.O.S. gas tanks for beverage applications
Save 3%
PH250-Bar Steel Gas Tank
Subscribe Newsletter

Integer posuere erat a ante venenatis dapibus posuere velit aliquet sites ulla vitae elit libero 

SINOGES CERTIFICATE Product type approval certificate ISO7866 by SGS Portugal SA
SINOGES CERTIFICATE Product type approval certificate ISO7866 by SGS Portugal SA

Understanding ISO7866: A Comprehensive Guide to ISO7866 Gas cylinders —Refillable seamless aluminum alloy gas cylinders —Design, construction and testing Certificates

1. Overview of the ISO7866 standard

ISO 7866 is an international standard that specifies the requirements for the design, construction, and testing of refillable seamless aluminum alloy gas cylinders. This standard is relevant for cylinders intended for compressed, liquefied, and dissolved gases under pressure, commonly used in various industrial, medical, and other applications. Key aspects of ISO 7866 include material specifications, design criteria, manufacturing processes, testing procedures for ensuring cylinder integrity and safety, as well as marking requirements. Compliance with ISO 7866 ensures that aluminum gas cylinders are manufactured to high safety and quality standards, making them suitable for a wide range of applications and markets.

2. Key Aspects of the ISO7866 standard

ISO 7866 standard, focusing on refillable seamless aluminum alloy gas cylinders, encompasses several key aspects:

  1. Material Specifications: It specifies the aluminum alloy materials suitable for manufacturing these cylinders, considering factors like strength, ductility, and resistance to corrosion.

  2. Design Criteria: The standard outlines design requirements including dimensions, shape, and construction methods. It ensures that the cylinders are designed to handle specified pressures and operating conditions safely.

  3. Manufacturing Process: ISO 7866 details the processes involved in manufacturing these cylinders, including forming, heat treatment, and finishing procedures, ensuring consistency and quality in production.

  4. Testing Requirements: It mandates rigorous testing procedures for cylinders, including hydrostatic tests, tensile tests, and examinations for flaws and imperfections. These tests are crucial for verifying the integrity and safety of the cylinders.

  5. Marking and Labeling: The standard prescribes how cylinders should be marked, including information on manufacturer, serial number, test pressures, and other relevant data. This ensures traceability and easy identification of specifications.

  6. Quality Assurance: Provisions for quality assurance throughout the manufacturing and testing process are included to ensure that every cylinder meets the standard’s requirements.

Adherence to these aspects is critical for manufacturers to ensure that their aluminum gas cylinders are safe, reliable, and suitable for their intended applications. Compliance with ISO 7866 is also important for gaining access to global markets where these standards are recognized and required.

3. Importance of the ISO7866 standard

The ISO 7866 standard, which sets requirements for refillable seamless aluminum alloy gas cylinders, holds significant importance for several reasons:

  1. Safety Assurance: The primary importance of ISO 7866 is ensuring the safety of gas cylinders used for storing and transporting various gases under pressure. The standard’s strict guidelines help prevent cylinder failures, leaks, or explosions.

  2. Quality and Reliability: ISO 7866 establishes criteria for material quality, design, manufacturing, and testing, ensuring that cylinders are reliable and durable for their intended use.

  3. Regulatory Compliance: In many industries and countries, adherence to internationally recognized standards like ISO 7866 is a regulatory requirement, crucial for legal operation and market participation.

  4. Global Market Access: Compliance with ISO 7866 facilitates access to global markets, as many countries and industries accept or require adherence to international standards for imported goods.

  5. Consumer Confidence: Manufacturers who produce cylinders in accordance with ISO 7866 can instill confidence in their customers and end-users about the safety and quality of their products.

  6. Consistency and Uniformity: The standard provides a uniform set of guidelines that manufacturers around the world can follow, leading to consistency in product quality and performance.

  7. Risk Management: Adherence to the standard helps in mitigating risks associated with the storage and transportation of gases, thereby reducing potential liabilities and enhancing operational safety.

In summary, the ISO 7866 standard is vital for manufacturers, suppliers, and users of aluminum gas cylinders, ensuring safety, quality, compliance, and marketability in a competitive and safety-conscious global market.

4. Difference Between The ISO7866 Standard And Other Similar Standards In The Global Markets

ISO 7866, which specifies requirements for refillable seamless aluminum alloy gas cylinders, differs from other similar global standards in several aspects:

  1. Material Focus: ISO 7866 is specific to aluminum alloy gas cylinders, whereas other standards may focus on different materials. For example, ISO 9809 covers seamless steel gas cylinders, and DOT-3AL in the U.S. is specific to aluminum cylinders but with different regulatory requirements.

  2. Geographical and Regulatory Relevance: ISO 7866 is an international standard recognized globally, while other standards like DOT (U.S.) or EN standards (Europe) are region-specific. These regional standards may have additional or different requirements based on local regulations.

  3. Technical Specifications: There can be variations in design criteria, testing methods, and approval processes. ISO 7866 may have different requirements for wall thickness, cylinder capacity, test pressures, and manufacturing processes compared to other standards.

  4. Industry Applications: Different standards might be preferred or mandated in certain industries or regions. For instance, ISO 7866 cylinders are widely accepted in various international markets, while specific industries or countries might require adherence to their local or regional standards.

  5. Certification and Compliance Procedures: The process for certification and compliance verification can vary between standards. ISO 7866 certification might involve different procedures and certification bodies compared to other standards like DOT or EN.

Understanding these differences is crucial for manufacturers and users to ensure compliance with the appropriate standard based on the material of the cylinder, the intended use, and the operational region or target market. In some cases, compliance with multiple standards might be necessary for a broader global market reach.

5. How to obtain the certificate according to the ISO7866 standard

Obtaining certification according to the ISO 7866 standard for refillable seamless aluminum alloy gas cylinders involves several key steps:

  1. Familiarization with the Standard: Understand the specific requirements of ISO 7866, including material specifications, design and construction criteria, testing procedures, and marking requirements.

  2. Design and Manufacturing Compliance: Ensure that the gas cylinders are designed and manufactured in accordance with ISO 7866. This involves using appropriate materials, adhering to specified design criteria, and following the prescribed manufacturing processes.

  3. Testing and Quality Control: Conduct the necessary tests as outlined in the standard, such as hydrostatic pressure tests, to ensure cylinders meet all safety and quality requirements. Implement a robust quality control system to maintain consistency.

  4. Documentation: Maintain comprehensive documentation of the manufacturing process, material certifications, testing procedures, and results. This documentation is vital for demonstrating compliance during the certification process.

  5. Third-Party Inspection: Engage a certified third-party inspection agency to verify compliance with ISO 7866. This agency should be accredited to certify against the standard.

  6. Certification Application: Apply for certification from a recognized certifying body. The application should include all necessary documentation, test results, and compliance records.

  7. Ongoing Compliance and Re-Certification: Maintain compliance with the standard and undergo periodic re-certification as required. This may involve regular testing and quality audits.

  8. Staying Informed: Keep up to date with any changes or updates to the ISO 7866 standard to ensure ongoing compliance.

Manufacturers often consult with experts or hire specialized staff to facilitate the certification process. Ensuring compliance with ISO 7866 not only facilitates market access but also ensures the safety and reliability of the gas cylinders.

The ISO 7866 standard specifies requirements for refillable seamless aluminum alloy gas cylinders used for storing and transporting various gases. It covers cylinders that may contain:

  1. Industrial Gases: Such as oxygen, nitrogen, argon, carbon dioxide, and acetylene.
  2. Medical Gases: Including oxygen and nitrous oxide.
  3. Specialty Gases: High-purity gases used in scientific research and electronics manufacturing.
  4. Inert Gases: Like helium and neon, which are non-reactive.
  5. Refrigerant Gases: Used in air conditioning and refrigeration systems.
  6. Fuel Gases: Such as hydrogen or LPG (liquefied petroleum gas).

The standard ensures that cylinders are capable of safely containing these gases under the pressures and conditions they are likely to be subjected to during their lifespan.

Compliance with ISO7866, which sets standards for refillable seamless aluminum alloy gas cylinders, should be a concern for several key stakeholders:

  1. Manufacturers of Aluminum Gas Cylinders: They need to ensure that their cylinders meet all the specifications and requirements outlined in ISO 7866 for design, material, manufacturing processes, and testing.

  2. Suppliers and Distributors: Companies that supply or distribute these cylinders must ensure they are compliant with ISO 7866 to maintain customer trust and meet regulatory requirements.

  3. Quality Control and Safety Inspectors: Professionals responsible for inspecting and certifying gas cylinders must be familiar with ISO 7866 to ensure that cylinders meet international safety and quality standards.

  4. Regulatory and Compliance Bodies: Governmental and industry regulatory agencies that oversee the safety in transportation and storage of gases should enforce compliance with ISO 7866.

  5. End-Users in Various Industries: Industries such as medical, diving, firefighting, and industrial gas sectors that use high-pressure gas cylinders need to ensure that the cylinders comply with ISO 7866 for safety and efficiency.

  6. Certification Bodies: Organizations providing certification services for gas cylinders must assess products against the ISO 7866 standard to certify their compliance.

  7. Exporters and Importers: Companies involved in the international trade of gas cylinders must ensure products meet ISO 7866 standards, which can be crucial for global market access and acceptance.

Compliance with ISO 7866 is crucial for ensuring the safety, quality, and global marketability of aluminum gas cylinders.

Obtaining certification according to the ISO 7866 standard for refillable seamless aluminum alloy gas cylinders offers several benefits:

  1. Safety Assurance: Ensures cylinders meet international safety standards, reducing the risk of accidents due to pressure or material failure.

  2. Regulatory Compliance: Facilitates compliance with local and international regulations, which is crucial for legal operation and market access.

  3. Market Access: Certification can provide access to new markets, as it is often a prerequisite for doing business in many countries.

  4. Customer Trust: Increases consumer confidence in the safety and quality of the cylinders, enhancing the company’s reputation.

  5. Competitive Advantage: Differentiates products in a crowded market, potentially leading to increased sales and market share.

  6. Reduced Liability: Minimizes the risk of liability associated with gas cylinder failures and the potential costs of litigation or recalls.

  7. Operational Efficiency: The process of achieving certification can lead to improved manufacturing processes and quality control, enhancing overall operational efficiency.

  8. Consistency in Product Quality: Promotes uniformity in production, leading to consistent product quality and reliability.

These advantages contribute to a company’s reputation for quality and safety, potentially leading to long-term business success.

Obtaining certification according to the ISO 7866 standard for refillable seamless aluminum alloy gas cylinders involves a series of steps designed to ensure that the products meet the stringent requirements set out by the standard. The process typically includes the following steps:

  1. Understand the Standard: Thoroughly review and understand the requirements of ISO 7866, including material specifications, design criteria, manufacturing processes, testing procedures, and marking requirements.

  2. Design and Production: Ensure that the design and production of the gas cylinders comply with the standard’s specifications. This may involve upgrading equipment, refining processes, or sourcing specific materials.

  3. Testing: Perform the required tests as specified by ISO 7866. This typically includes hydrostatic testing, tensile strength testing, and checking for imperfections or defects.

  4. Documentation: Maintain detailed records of the design and production process, material traceability, and test results. Proper documentation is crucial for the certification process.

  5. Third-Party Assessment: Engage a third-party certification body that is accredited to assess and certify according to ISO 7866. The certification body will review the documentation and conduct audits to verify compliance with the standard.

  6. Certification Application: Apply for certification, providing all the necessary documentation and evidence of compliance. This will include the results of the tests and quality checks.

  7. Certification Audit: The certification body will conduct an audit which may include both document reviews and on-site inspections to verify that the cylinders meet the ISO 7866 requirements.

  8. Address Non-Conformities: If the audit identifies any non-conformities, these must be addressed before the certificate can be issued.

  9. Issuance of Certificate: Once compliance is verified, the certification body will issue the ISO 7866 certification.

  10. Ongoing Compliance and Recertification: Maintain compliance with the standard, as the certification is typically subject to periodic reviews and renewal audits.

By obtaining ISO 7866 certification, manufacturers demonstrate that their aluminum alloy gas cylinders are manufactured to globally recognized safety and quality standards.

ISO 7866 is a standalone standard that outlines the specifications for refillable seamless aluminum alloy gas cylinders. It provides comprehensive guidelines on the design, manufacture, testing, and inspection of these cylinders. Unlike some other standards, ISO 7866 does not have multiple parts or variations; it is a singular document that covers all the necessary requirements for this specific type of gas cylinder.

However, ISO does have other standards that pertain to different types of gas cylinders, made from various materials, and for different purposes. For example, ISO 9809 is another standard that specifies requirements for refillable seamless steel gas cylinders, and it does have parts that cater to different design and material criteria.

For manufacturers and users of aluminum gas cylinders, ISO 7866 is the relevant standard to follow for ensuring safety, quality, and compliance in the production and use of these cylinders. It’s always recommended to refer to the latest version of ISO 7866 to account for any updates or amendments that may have been made.

Manufacturers of seamless aluminum alloy gas cylinders need to ensure ongoing compliance with ISO 7866. The standard itself doesn’t dictate the frequency of reviews or recertification; instead, it’s typically determined by the certification body, regulatory requirements, or both. Generally, a periodic review or recertification is expected every 3 to 5 years, but this can vary depending on specific national regulations or industry practices. Regular internal audits and inspections are recommended to ensure continuous adherence to the standard’s requirements.

Yes, the ISO 7866 standard for refillable seamless aluminum alloy gas cylinders is recognized globally and can be used internationally. As an International Standard, it is designed to facilitate international trade and ensure that products conform to globally accepted safety and quality benchmarks.

ISO certification is often recognized by regulatory authorities and industries worldwide, which can enable manufacturers to:

  1. Access Global Markets: ISO standards are designed to harmonize technical specifications on an international level, removing technical barriers to trade.
  2. Meet Export Requirements: Compliance with ISO standards is often a prerequisite for exporting products to many countries.
  3. Ensure Product Acceptance: Customers and end-users around the world commonly recognize and trust ISO standards as a mark of quality and safety.

However, while ISO 7866 has wide international recognition, local regulations and standards can also apply. Manufacturers looking to distribute their products globally must ensure they also comply with the specific legal and regulatory requirements of each target market, which might require additional certifications or compliance.

If a manufacturer fails to comply with the ISO 7866 standard for refillable seamless aluminum alloy gas cylinders, several repercussions can occur:

  1. Loss of Certification: The manufacturer may lose their ISO 7866 certification, which can impact their credibility and ability to sell products in certain markets.

  2. Safety Risks: Non-compliance can lead to safety risks, as the products may not meet the required safety standards, potentially resulting in accidents or injuries.

  3. Legal and Financial Consequences: The manufacturer might face legal action if non-compliant cylinders cause damage or injuries. There could also be financial losses due to fines, recalls, or liability claims.

  4. Market Access: Non-compliance could result in restricted market access, especially in regions where adherence to ISO standards is a regulatory or market requirement.

  5. Reputational Damage: The manufacturer’s reputation could suffer, leading to a loss of customer trust and potentially affecting future business opportunities.

  6. Operational Disruptions: Correcting non-compliance issues may require significant changes to the manufacturing process, incurring downtime and additional costs.

Manufacturers should strive to maintain compliance with ISO7866 to avoid these negative outcomes and ensure the safety, quality, and marketability of their gas cylinders.

ISO standards are reviewed at least every five years by an international committee or working group to determine if a revision is necessary. To stay informed about the latest updates or changes to ISO 7866, manufacturers and end-users should:

  1. Check the ISO Website: The International Organization for Standardization’s official website provides the latest information on all their standards, including any updates or revisions to ISO 7866.

  2. Contact the National Standards Body: In many countries, national standards bodies are members of ISO and can provide information on recent updates to ISO standards.

  3. Industry Associations: These often communicate relevant changes in standards to their members, especially when those changes impact manufacturing processes, certification, or compliance.

  4. Certification Bodies: Organizations that offer certification services usually stay up-to-date with all changes to standards and can inform their clients accordingly.

  5. Subscribe to Updates: Many standards organizations offer subscription services where they send out notifications of updates to subscribed individuals or companies.

It’s important for manufacturers and end-users to regularly review the status of the standards they rely on, as changes could affect their operations, certification status, and market access.

The ISO 7866 standard, focusing on refillable seamless aluminum alloy gas cylinders, impacts the cost of manufacturing these cylinders in several ways:

  1. Material and Design Compliance: Compliance may require high-quality materials and adherence to precise design specifications, potentially increasing material costs and design complexity.

  2. Manufacturing Process Upgrades: Manufacturers might need to invest in new technologies or upgrade existing equipment to meet the standard’s manufacturing requirements.

  3. Testing and Quality Assurance: The standard mandates rigorous testing, including hydrostatic and tensile strength tests, which can increase the costs associated with quality assurance.

  4. Certification and Inspection Fees: Obtaining and maintaining certification involves costs for third-party inspections, testing, and certification services.

  5. Staff Training and Development: Ensuring that staff are trained to comply with ISO 7866 standards can incur additional costs for training and development.

However, these increased costs can be offset by several benefits:

  • Market Access and Acceptability: Compliance with an internationally recognized standard like ISO 7866 can open up broader market opportunities.
  • Enhanced Product Quality and Safety: Higher quality and safety standards can lead to reduced liability and increased customer trust.
  • Long-term Cost Savings: Improved quality and compliance can lead to longer product lifecycles and lower warranty or replacement costs.

Overall, while compliance with ISO 7866 may increase initial manufacturing costs, the long-term benefits in terms of product quality, safety, and marketability can provide a significant return on investment.

Yes, there are several standards in the global market similar to ISO 7866, which pertains to refillable seamless aluminum alloy gas cylinders. These standards typically focus on the safety, design, manufacture, and testing of gas cylinders, but may vary in terms of material, design specifications, and regional applicability. Some notable examples include:

  1. ISO 9809: This standard covers refillable seamless steel gas cylinders, offering guidelines similar to ISO 7866 but for steel rather than aluminum.

  2. EN Standards (European Norms): The European Union has its own set of standards for gas cylinders, such as EN 1975 for aluminum alloy cylinders, which are similar to ISO 7866 but tailored to meet specific EU regulations.

  3. DOT Standards (U.S. Department of Transportation): In the United States, the DOT has established standards for gas cylinders, like DOT-3AL for aluminum cylinders, which have specific requirements for the U.S. market.

  4. ASME Standards (American Society of Mechanical Engineers): ASME provides guidelines and codes for a wide range of pressure vessels, including gas cylinders.

  5. JIS Standards (Japanese Industrial Standards): Japan has its own standards for gas cylinders, which cater to specific requirements within Japan.

Each of these standards is designed to ensure that gas cylinders are safe and reliable for their intended use, but they may emphasize different aspects or have different requirements based on regional safety regulations, manufacturing practices, and market needs. Manufacturers operating in international markets often need to comply with multiple standards to meet the regulatory requirements of each target market.

To obtain certification according to the ISO 7866 standard for refillable seamless aluminum alloy gas cylinders, manufacturers typically engage third-party inspectors who are accredited to certify compliance with ISO standards. Commonly used third-party inspectors and certification bodies include:

  1. SGS: A globally recognized inspection, verification, testing, and certification company known for its expertise in industrial standards.

  2. TÜV (Technischer Überwachungsverein): Various TÜV organizations (like TÜV SÜD, TÜV Rheinland, TÜV Nord) are prominent in providing technical services, including certification and testing.

  3. Bureau Veritas: A global leader in testing, inspection, and certification services, known for ensuring compliance with a wide range of standards.

  4. Lloyd’s Register: Provides professional services including certification and validation against various international standards.

  5. Intertek: Offers comprehensive inspection and certification services for various industries and products, including gas cylinders.

  6. DNV (Det Norske Veritas): Specializes in certification and risk management, commonly involved in the certification of gas cylinders and other pressure equipment.

These organizations have the expertise and accreditation to conduct the necessary audits, inspections, and testing required for ISO 7866 certification. They ensure that the gas cylinders meet all the safety, quality, and performance requirements set out in the standard. Manufacturers should choose a certification body that is recognized and accepted in their target markets to ensure the widest possible acceptance of their products.

Other related ISO and Industrial Standard for gas cylinders


您的电子邮箱地址不会被公开。 必填项已用 * 标注

Subscribe our newsletter

Subscribe now and get 1% OFF of all sINOGES products

We will monthly update the price of the products you are instreseted in.​
SINOGES high-pressure low-pressure cryogenic gas containment product lineup for various applications