Shining Aluminium Packaging is a leading supplier of high-pressure gas cylinders in China. We have donated ourselves to the research and development of cylinders since 2001, aiming to provide excellent quality products for beverage, scuba, medical, fire safety and special industries.
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Our quality control is ensured by strict conformity to the international standards including ISO, DOT and TPED, we are equipped with advanced automatic machinery and production systems under ISO9001 to meet or exceed the requirements and expectations of our customers and international standards.
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Looking for Aluminum Gas Cylinders?
The Ultimate Guide To The Aluminum Gas Cylinders
1. はじめに
1.1 Definition of Aluminum Gas Cylinder
An Aluminum gas cylinder is a container made of 6061 aluminum designed to store and transport compressed gases such as oxygen, nitrogen, helium, and carbon dioxide. These cylinders are typically used in various industrial and medical applications where a portable and lightweight compressed gas source is needed.
Aluminum gas cylinders offer several advantages over steel cylinders, including lighter weight, which makes them more portable, and better corrosion resistance, which can help to extend their lifespan. Additionally, aluminum cylinders have a higher thermal conductivity, which allows for more efficient heat dissipation during gas filling and discharge. However, aluminum cylinders may be more expensive than steel cylinders due to the higher cost of the materials used in their manufacture.
1.2 Aluminum Gas Cylinder History
The history of aluminum gas cylinders can be traced back to the early 20th century, when aluminum was first discovered to be a suitable material for use in the construction of high-pressure containers. Before the use of aluminum, gas cylinders were typically made of steel or iron, which were heavy and prone to rusting.
In the 1920s, the German company Mannesmann began producing aluminum gas cylinders for the emerging aviation industry. These cylinders were initially used for storing compressed air in aircraft pneumatic systems. They were lighter than their steel counterparts, making them ideal for use in aircraft where weight was a critical factor.
Aluminum gas cylinders began to be used more widely in the 1940s and 1950s for various applications, including welding, diving, and medical oxygen storage. These cylinders were typically made using a seamless extrusion process that produced a lightweight, high-strength container.
Over time, the design of aluminum gas cylinders has evolved, with improvements in materials, manufacturing processes, and safety standards. Today, aluminum gas cylinders are used for various applications, including in the medical, industrial, and leisure sectors. They are valued for their lightweight, durability, and resistance to corrosion and are a critical component in many modern technologies.
1.3 Benefits of Aluminum Gas Cylinder
There are several benefits of using an aluminum gas cylinder, including:
- Lightweight: aluminum gas cylinders are lighter in weight than steel cylinders, making them easier to handle and transport.
- Corrosion-resistant: aluminum gas cylinders are corrosion-resistant, making them more durable and longer-lasting.
- High-strength: aluminum gas is a strong and durable material that can withstand high pressures, making it ideal for gas cylinders.
- Non-magnetic: aluminum gas cylinder is non-magnetic, making it safer to use in environments where magnetic fields are a concern.
- High gas purity: aluminum gas cylinders have a high level of gas purity, which is essential for applications that require a high level of gas purity, such as medical and scientific applications.
- Recyclable: aluminum is a highly recyclable material, and recycling aluminum saves 95% of the energy required to produce it from raw materials. This means that aluminum gas cylinders can be recycled repeatedly, reducing waste and conserving natural resources.
2. Aluminum Gas Cylinder Structure
Aluminum gas cylinders are typically made from high-strength aluminum alloys that provide a lightweight and durable structure. The specific design of the cylinder may vary depending on the intended use, but most aluminum gas cylinders have a similar basic structure.
The main components of an aluminum gas cylinder include:
Cylinder body: This is the main part of the cylinder and is typically cylindrical. The body is made from a seamless extruded aluminum alloy tube designed to withstand high pressure. The pressure rating of the cylinder determines the thickness of the cylinder walls.
Neck ring: This is a collar on the top of the cylinder body. The neck ring provides a secure attachment point for the valve and protects the cylinder from damage during handling and transportation. Neck rings are usually fixed by riveting rather than threaded because the thread will reduce the wall thickness of the aluminum gas cylinder.
Gas cylinder valve: A gas cylinder valve is a device that controls the flow of gas in and out of a gas cylinder. It is typically made of brass or steel and is designed to be durable and resistant to high pressure. The valve is typically connected to the aluminum cylinder using a threaded connection, and it can be opened or closed using a valve wheel or handle. Gas cylinder valves are designed to be safe and reliable, and they typically have some built-in safety features. For example, many valves have a pressure relief device that will automatically vent gas if the pressure inside the cylinder exceeds a certain level. This helps to prevent the cylinder from exploding or rupturing.
Protective cap: The protective cap is a plastic or metal cover placed over the valve to protect it from damage and contamination when the cylinder is not in use.
Overall, the design of an aluminum gas cylinder is focused on providing a strong, lightweight, and durable structure that can safely contain high-pressure gases. The specific components and features of the cylinder will depend on the intended use and the application’s requirements.
3. Aluminum Gas Cylinder Markings
Aluminum gas cylinders must be marked by the regulations set forth by the Department of Transportation (DOT) and Transport Canada (TC). The markings provide essential information about the cylinder’s contents, usage, and safety.
Here are some standard markings you may see on an aluminum gas cylinder:
TOP ROW: Contains manufacturing marks such as the cylinder thread type, the country of manufacture, and the serial number assigned by the manufacturer.
- Suitability for underwater use “uw” if applicable; composite cylinders only!
- Stamp of non-destructive testing (if applicable)
- Identifies aluminum alloy (if applicable).
- Compatibility mark for hydrogen embrittlement gases cr gas mixtures “H” (if applicable; steel pressure receptacles only
- The serial number assigned by the manufacturer
- Country of manufacturer
- Identification of cylinder thread type
MIDDLE ROW: Contains operational marks such as the test pressure and the actual or empty weight. And the minimum wall thickness.
- Working pressure in Bar. They are intended for cylinders transporting compressed gases and acetylene.
- Test pressure in Bar
- Empty or tare weight in kilograms
- For liquefied gases, the water capacity
- Minimum wall thickness measured in millimeters
BOTTOM ROW: Contains certification marks such as the UN packaging symbol, the ISO standard, the country or country approval, and the manufacturer’s approval mark.
- UN packaging symbol
- ISO standard (e.g., 9809-1, 9809-2, etc.) used for design, construction. And testing.
- Mark of country or countries where approval is granted followed by manufacturer’s approval mark. Only UN pressure receptacles marked “USA” are authorized for transport from or within the United States.
- Identity mark or stamp of the independent inspection agency.
- Date of the initial inspection, year followed by month separated by a slash
4. Types of high-pressure cylinders by Material
Steel cylinders, aluminum cylinders, and composite cylinders are different high-pressure cylinders used to store and transport various gases.
Steel cylinders are the most common type of gas cylinder, usually made from seamless drawn carbon steel. They are durable and can withstand high pressures, making them suitable for storing and transporting a wide range of gases. Steel cylinders are also relatively inexpensive and can be reused many times. However, they are heavy and can be prone to corrosion if not correctly maintained.
Aluminum cylinders are a lighter alternative to steel cylinders. They are made from high-strength aluminum alloys and are more corrosion-resistant than steel cylinders. Aluminum cylinders are also more expensive than steel cylinders, but their lightweight and corrosion-resistant properties make them popular for specific applications, such as scuba diving and medical oxygen.
The carbon fiber composite cylinder adopts a thin-walled aluminum alloy inner cylinder and is wound with carbon fiber composite material. They are lighter than steel and aluminum cylinders and have excellent strength and durability. Composite cylinders are also highly resistant to corrosion and can store a wide range of gases, including oxygen, nitrogen, and carbon dioxide. However, they are more expensive than both steel and aluminum cylinders.
In summary, each type of cylinder has its own unique advantages and disadvantages, and the choice of which type to use depends on the application’s specific requirements.
5. Color of Aluminum Gas Cylinder
Aluminum gas cylinders can come in various colors depending on the intended use or industry. The most common color for aluminum gas cylinders is silver, the natural color of the metal. However, manufacturers may also apply different colors to the cylinders using paint or powder coatings for identification or safety purposes.
The color coding of gas cylinders is often standardized according to industry standards to ensure safe handling, storage, and transportation. For example, in the United States, the Compressed Gas Association (CGA) has established a color-coding system for gas cylinder shoulder markings and valve protection caps. This system uses specific colors to indicate the type of gas, its hazard level, and other important information.
- Silver: The most common color for aluminum gas cylinders is silver, the natural color of the metal. These cylinders may be used for various gases and are typically not designated for any specific type of gas.
- Green: Green cylinders are often used for oxygen gas. Because oxygen is vital to plant life, and green is associated with nature and growth.
- Brown: Brown cylinders are typically used for acetylene gas, commonly used in welding and cutting applications. This color is also sometimes used for other flammable gases.
- Gray: Gray cylinders are often used for carbon dioxide gas, commonly used in food and beverage applications, such as carbonating soda and beer.
- Blue: Blue cylinders are often used for nitrous oxide. This color is also sometimes used for other non-flammable gases.
- Red: Red cylinders are often used for fire extinguishers, which contain compressed gases used to extinguish fires. This color is also sometimes used for other types of compressed gases.
It is important to note that the color of a cylinder may vary depending on the manufacturer and that the color coding system used for identifying gases may vary by region or country. Therefore, it is always essential to consult the cylinder label or consult a trained professional to ensure proper identification of gas cylinders.
6. Aluminum Gas Cylinder Valve Connection Fitting Adapter Type
CGA (Compressed Gas Association) and DIN (Deutsches Institut für Normung) are two standards for gas cylinder fittings.
America Standard: CGA
CGA fittings are commonly used in North America and are identified by a number system (e.g., CGA 320, CGA 580). These fittings have specific dimensions and threads designed to connect to the appropriate gas cylinder valve. Some standard CGA fittings include:
- CGA 320: used for carbon dioxide and other inert gases
- CGA 580: used for compressed air and nitrogen
- CGA 540: used for oxygen
- CGA 870: used for medical oxygen
- CGA 510: used for acetylene
- CGA 590: used for argon
- CGA 180: used for helium
- CGA 200: used for nitrogen
- CGA 326: used for nitrous oxide
Europe Standard: DIN 477
DIN fittings are commonly used in Europe and are identified by a DIN number (e.g., DIN 477-1, DIN 477-5). These fittings also have specific dimensions and threads designed to connect to the appropriate gas cylinder valve. Some standard DIN fittings include:
- DIN 477-1: used for nitrogen and argon
- DIN 477-5: used for carbon dioxide
- DIN 477-6: used for oxygen
- DIN 477-7: used for propane and butane
- DIN 477-8: used for hydrogen
- DIN 477-9: used for helium
- DIN 477-10: used for acetylene
If you need to connect a gas cylinder with a CGA fitting to a system that requires a DIN fitting (or vice versa), you can use a fitting adapter. DIN adapters are available for various CGA fittings, and CGA adapters are available for various DIN fittings.
British Standard: BS341
The British Standard Specification for gas cylinder valve connections BS341 defines the various types of valve connections used in gas cylinders. The following are the different types of connections specified by BS341:
- BS 341 No. 2 – This connection is used for butane and propane gases and is also known as the 21.7mm valve.
- BS 341 No. 3 – This connection is used for liquefied petroleum gas (LPG) and is also known as the 25mm valve.
- BS 341 No. 4 – This connection is used for acetylene gas and is also known as the 9/16″ valve.
- BS 341 No. 6 – This connection is used for oxygen gas, also known as the 3/4″ valve.
- BS 341 No. 8 – This connection is used for carbon dioxide gas, also known as the 5/8″ valve.
- BS 341 No. 10 – This connection is used for nitrogen gas and is also known as the 1 1/8″ valve.
- BS 341 No. 13 – This connection is used for argon gas, also known as the 5/8″ valve.
Cylinder Valve Outlets and Connections
Gas cylinders with valves having BS, CGA adn DIN standard outlet connections. In some cases, alternate connections may be used, and upon customer’s request, will be supplied instead of the standards shown below.
| ガス | BS | ＣＧＡ | ディン | ガス | BS | ＣＧＡ | ディン |
| アセチレン | 2 | 510 | – | 塩化水素 | 6 | 330 | 8 |
| 空気 | 3 | 590 | 6 | 硫化水素 | 15 | 330 | 5 |
| アレン | – | 510 | 1 | イソブタン | 4 | 510 | 1 |
| アンモニア、無水 | 10 | 240, 660 | 8 | イソブチレン | 4 | 510 | 1 |
| アルゴン | 3 | 580 | 10 | クリプトン | 3 | 580 | 10 |
| アルシン | 4 | 350 | 5 | メタン | 4 | 350 | 1 |
| 1,3-ブタジエン | 4 | 510 | 1 | 塩化メチル | 7 | 660 | 5 |
| ブタン | 4 | 510 | 1 | メチルメルカプタン | – | 330 | 5 |
| ブテン | 4 | 510 | 1 | モノエチルアミン | 11 | 240 | 5 |
| 二酸化炭素 | 8 | 320 | 6 | モノメチルアミン | 11 | 240 | 5 |
| 一酸化炭素 | 4 | 350 | 5 | 天然ガス | 4 | 350 | 1 |
| フッ化カルボニル | – | 660 | 8 | ネオン | 3 | 580 | 10 |
| 硫化カルボニル | – | 330 | 5 | 一酸化窒素 | 14 | 660 | 8 |
| 塩素 | 6 | 660 | 8 | 窒素 | 3 | 580 | 10 |
| シアン | – | 660 | 8 | 二酸化窒素 | 14 | 660 | 8 |
| 重水素 | 4 | 350 | 1 | 亜酸化窒素 | 13 | 326 | 6 |
| ジメチルアミン | 11 | 240 | 5 | 酸素 | 3 | 540 | – |
| ジメチルエーテル | – | 510 | 1 | ホスゲン | 6 | 660 | 8 |
| エタン | 4 | 350 | 1 | ホスフィン | 4 | 350 | 5 |
| エチルアセチレン | – | 510 | 1 | プロパン | 4 | 510 | 1 |
| エチルクロリド | 7 | 510 | 1 | プロピレン | 4 | 510 | 1 |
| エチレン | 4 | 350 | 1 | シラン | – | 350 | 5 |
| エチレンオキシド | 7 | 510 | 1 | 四フッ化ケイ素 | – | 330 | 8 |
| ハロカーボン14 | 6 | 580 | 6 | 二酸化硫黄 | 12 | 660 | 8 |
| ハロカーボン22 | 6 | 660 | 6 | 六フッ化硫黄 | 6 | 590 | 6 |
| ヘリウム | 3 | 580 | 10 | トリメチルアミン | 11 | 240 | 5 |
| 水素 | 4 | 350 | 1 | 塩化ビニル | 7 | 510 | 5 |
| 臭化水素 | – | 330 | 8 | キセノン | 3 | 580 | 10 |
| 塩化水素 | 6 | 330 | 8 |
7. アルミガスシリンダーの製造
アルミニウム製ガスシリンダーの製造プロセスに含まれる手順の概要は次のとおりです。
原材料： アルミニウムガスシリンダーの製造に使用される主な原材料は、6061 合金から作られたアルミニウムスラグです。スラグは円筒形の金属片で、最終的にシリンダーの本体を形成します。
潤滑: 製造工程中の摩擦を減らすためにスラグに潤滑剤を塗布します。これにより、押し出し中にスラグがダイに付着するのを防ぐことができます。
冷間衝撃押し出し: 次に、潤滑されたスラグを金型に入れて冷間衝撃押し出し加工します。この加工では、スラグを高圧で圧縮して円筒形のシェルを形成します。
ネック形成: シェルが形成された後、上端が成形され、バルブが取り付けられるネックが形成されます。
熱処理： 次に、シェルは熱処理を受け、強度と硬度を高めるために焼き入れが行われます。その後、シェルは T6 溶体化処理炉で熟成され、必要な強度と耐久性が得られます。
踏みつけ: シェルの上端には、バルブを取り付けるためのねじ山が切られています。
水圧試験: 次に、シリンダーは水圧テストを受け、水で満たされて加圧され、必要な圧力に耐えられるかどうかが確認されます。
研磨： 次に、シリンダーを研磨して表面の欠陥を取り除き、滑らかな表面を作ります。
絵画： シリンダーには、腐食から保護し、見た目を美しくするために耐久性のあるコーティングが施されています。
検査： シリンダーは、必要なすべての仕様と基準を満たしていることを確認するために検査されます。
マーキング： The cylinder is marked with various codes, including the manufacturer’s name, serial number, and other identification marks.
配送： 最後に、シリンダーは梱包され、注文した顧客に発送されます。
これは製造工程の一般的な概要であり、具体的な詳細は製造元やシリンダーの用途によって異なる場合があります。
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8. ガスシリンダーの試験と認証
アルミニウム ガス シリンダーのテストと認証は、各国の規制と基準により国によって異なります。以下は、さまざまな国におけるアルミニウム ガス シリンダーのテストと認証の例です。
アメリカ： In the United States, aluminum gas cylinders are regulated by the Department of Transportation (DOT). The cylinders must be tested and certified by a DOT-authorized facility every 5 years using specific methods, including hydrostatic and ultrasonic testing. The cylinders must also bear specific markings, including the DOT specification marking, the manufacturer’s name and address, and the cylinder’s serial number.
カナダ: In Canada, aluminum gas cylinders are regulated by Transport Canada. The cylinders must be tested and certified every 10 years by a TC-approved facility using specific test methods, including hydrostatic testing and visual inspection. The cylinders must also bear specific markings, including the TC specification marking, the manufacturer’s name and address, and the cylinder’s serial number.
イギリス： In the United Kingdom, aluminum gas cylinders are regulated by the Health and Safety Executive (HSE). The cylinders must be tested and certified every 5 or 10 years, depending on their use, by an HSE-approved facility using specific test methods, including hydrostatic testing and visual inspection. The cylinders must also bear specific markings, including the EN specification marking, the manufacturer’s name and address, and the cylinder’s serial number.
欧州連合： In the European Union, aluminum gas cylinders must comply with the Pressure Equipment Directive (PED) and the Transportable Pressure Equipment Directive (TPED). These directives provide a framework for the testing and certification gas cylinders, including aluminum cylinders. The cylinders must be tested and certified by an approved body every 10 years using specific test methods, including hydrostatic testing and ultrasonic testing. The cylinders must also bear specific markings, including the CE marking, the manufacturer’s name and address, and the cylinder’s serial number.
オーストラリア： In Australia, aluminum gas cylinders are regulated by the Australian Gas Association (AGA). The cylinders must be tested and certified every 10 years by an AGA-approved facility using specific test methods, including hydrostatic testing and visual inspection. The cylinders must also bear specific markings, including the AGA specification marking, the manufacturer’s name and address, and the cylinder’s serial number.
It’s important to note that these regulations and standards may change over time and can vary depending on the type of gas cylinder and its intended use. Therefore, it’s always best to consult with a qualified professional or regulatory body to ensure that your aluminum gas cylinder meets your country’s appropriate testing and certification requirements.
9. Applications of Aluminum Gas Cylinder
さまざまな用途に使用されるアルミニウムガスシリンダーにはいくつかの種類があります。
- SCBA（自給式呼吸装置）シリンダーこれらのアルミニウム製ガスボンベは、危険な環境で呼吸保護を必要とする消防士、救助隊員、産業労働者によって使用されます。
- 工業用および溶接用シリンダー: これらのアルミニウム製ガスシリンダーは、製造業、建設業、金属加工業などの業界で、溶接、切断、その他の工業プロセスに使用されます。
- 医療用シリンダー: これらのアルミニウム製ガスボンベは、医療現場で酸素、窒素、ヘリウムなどの医療用ガスを保管および輸送するために使用されます。
- 消火器シリンダー: これらのアルミニウム製ガスボンベは、二酸化炭素や窒素などの圧縮ガスを貯蔵するために消火器で使用されます。
- 飲料シリンダー: これらのアルミニウム製ガスシリンダーは、飲料業界で、ソフトドリンク、ビール、その他の飲料の炭酸化のために二酸化炭素を貯蔵および分配するために使用されます。
- 代替燃料シリンダー: これらのアルミニウム製ガスシリンダーは、車両の代替燃料として圧縮天然ガス (CNG) または液化石油ガス (LPG) を貯蔵します。
- 特殊ガスボンベ: これらのアルミニウム製ガスボンベは、研究、製造、その他の特殊な用途で使用される校正ガス、希ガス、高純度ガスなどの特殊ガスの保管および輸送に使用されます。
- インフレーションおよび航空宇宙用シリンダー: これらのアルミニウム製ガスシリンダーは、航空宇宙産業において、航空機の緊急用スライド、いかだ、救命胴衣を膨らませるために使用されます。
- パフォーマンスレーシングシリンダー: これらのアルミニウム製ガスシリンダーは、エンジンブースト用の亜酸化窒素を貯蔵および分配するために、パフォーマンスレースで使用されます。
- サンプリングシリンダー: これらのアルミニウム製ガスシリンダーは、環境モニタリング、ガス分析、および分析用のガスサンプルの保管と輸送などの科学的用途で使用されます。
- 亜酸化窒素ボンベ: 亜酸化窒素用アルミニウムガスボンベは、亜酸化窒素ガスの保管と輸送に使用されます。亜酸化窒素は無色で甘い香りのガスで、医療や歯科の現場では軽い麻酔薬や鎮痛剤としてよく使用されます。また、食品業界ではホイップクリームの推進剤として、自動車業界ではレーシングカーの性能向上添加剤として使用されています。
10. アルミガスボンベの安全上の注意
アルミニウム製ガスボンベを取り扱い、使用する際に守るべき重要な安全上の注意事項は次のとおりです。
10.1 適切な取り扱いと保管:
- シリンダーが倒れないように常に垂直に保ってください。
- シリンダーを移動するには適切な台車またはカートを使用し、床に引きずらないようにしてください。
- 使用していないときは、シリンダーが落下したり倒れたりしないように適切に固定してください。
- バルブやレギュレータを持ってシリンダーを持ち上げないでください。
10.2 定期的な点検とメンテナンス:
- シリンダーが良好な状態であることを確認するために、資格のある技術者に定期的に検査してもらってください。
- へこみ、ひび割れ、腐食などの損傷の兆候が見られる場合は、シリンダーを交換してください。
- バルブまたはレギュレータが損傷していたり、摩耗の兆候が見られる場合は交換してください。
10.3 極端な温度への暴露の回避:
- シリンダーを熱源、炎、火花から遠ざけてください。
- Do not expose the cylinder to temperatures above 130°F (54°C) or below -40°F (-40°C).
- シリンダーは直射日光を避け、涼しく乾燥した場所に保管してください。
これらの安全上の注意事項に従うことで、事故を防ぎ、アルミニウム製ガスボンベの安全な取り扱いと使用を確保することができます。
11. 中国アルミガスシリンダーメーカー
高品質のアルミニウム製ガスシリンダーが必要な場合は、Shining Aluminum Packaging などの中国の評判の良いメーカーに問い合わせることを検討してください。当社は、さまざまな用途に使用できる信頼性と耐久性に優れたアルミニウム製ガスシリンダーを製造してきた実績があります。
Don’t hesitate to contact us for more information or to request a quote. With their expertise and commitment to quality, we can provide you with the right solutions for your specific needs.
12. よくある質問
アルミニウムシリンダーは、酸素、窒素、二酸化炭素などの圧縮ガスを保管および輸送するために使用されます。工業、医療、研究室の現場でよく使用されます。
アルミシリンダーは厳しい安全基準を満たし、定期的に検査およびテストを受ける必要があります。シリンダーにテストおよび認定済みであることを示すマークがあるかどうかを確認し、有効期限をチェックして、まだ耐用年数内であることを確認してください。
アルミシリンダーは、熱、炎、発火源から離れた、涼しく乾燥した換気の良い場所に保管してください。倒れないように、垂直に立てて安定した位置に固定して保管してください。
Yes, aluminum cylinders can be refilled with the appropriate gas or mixture of gases as long as they have been appropriately tested and certified. Always follow the manufacturer’s instructions and use the appropriate filling equipment.
アルミニウムシリンダーは、輸送中に動いたり倒れたりしないように、安全な直立状態で固定して輸送する必要があります。また、換気の良い場所で輸送し、熱、炎、発火源から遠ざける必要があります。
はい、アルミシリンダーはリサイクルできます。アルミシリンダーを適切に処分する方法については、お近くのリサイクル施設に問い合わせてください。
アルミニウム シリンダーは、適切に取り扱わないと危険です。高熱や炎にさらされたり、破損したり、劣化したりすると爆発する可能性があります。アルミニウム シリンダーを取り扱う際は、常に適切な安全手順に従ってください。また、圧縮ガスにさらされたり、アルミニウム シリンダーが破損した場合は、直ちに医師の診察を受けてください。
The pressure gauge on the cylinder valve can indicate how much gas is left there. However, it’s important to note that the pressure gauge only shows the gas pressure, not the amount of gas remaining in the cylinder. Therefore, to accurately determine the amount of gas remaining, you may need to weigh the cylinder.
アルミシリンダーは水中ダイビングに使用できますが、特別に設計され、認定されている必要があります。また、空気、ナイトロックス、トライミックスなど、ダイビングに適したガス混合物が充填されている必要があります。
アルミニウム シリンダーが破損または漏れている場合は、直ちに使用を中止し、認定シリンダー検査施設に持ち込んで検査と修理を受ける必要があります。破損したシリンダーを修理したり使用したりしないでください。
Aluminum cylinders can be painted or coated, but it’s essential to use the appropriate paint or coating compatible with the gas being stored in the cylinder. Consult the manufacturer or a qualified cylinder inspector for recommendations.
Aluminum cylinders should be inspected and tested at regular intervals, as specified by the manufacturer and regulatory agencies. This typically involves a visual inspection and hydrostatic testing, which tests the cylinder’s ability to withstand pressure safely. The inspection and testing intervals vary depending on the type of cylinder and its intended use.
アルミニウム製のボンベは、炭酸飲料用の二酸化炭素などの食品グレードのガスを貯蔵するために使用できます。ただし、ボンベはこの用途のために特別に設計され、認証されている必要があり、ガスは食品グレードとして認証されている必要があります。
アルミニウム製のボンベは医療用酸素の保管に使用できますが、この用途向けに設計され、認定されている必要があります。また、ボンベは汚染を防ぐために使用前に洗浄および消毒する必要があります。
アルミニウムは一部の腐食性ガスと反応して、シリンダーが不安定になったり、爆発したりする可能性があるため、アルミニウム製のシリンダーは腐食性ガスの保管には推奨されません。代わりに、腐食性ガスの保管に適したシリンダーの材質に関する推奨事項については、製造元または資格のあるシリンダー検査員に相談してください。
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