{"title":"Industrial Gases \u0026 Accessories","description":"\u003cp\u003eBrowse industrial gases \u0026amp; accessories and send your specifications for a quote.\u003c\/p\u003e","products":[{"product_id":"gas-argon","title":"Argon Gas for Welding and Industrial Use","description":"\u003cp\u003eArgon (Ar) is a naturally occurring rare gas, accounting for approximately 0.93% of the volume of Earth's atmosphere. It is a colorless and odorless monatomic gas with extremely strong chemical inertness. Similar to nitrogen, under standard temperature and pressure, argon has very low reactivity, making it highly suitable for use in inert atmosphere environments.\u003c\/p\u003e\u003cp\u003eMain applications:\u003c\/p\u003e\u003cp\u003e1\/Inert protection: It can form a protective environment to prevent oxidation and deterioration of metals, pigments, and other sensitive materials.\u003cbr\u003e2\/Antibacterial effect: It replaces oxygen to inhibit the growth and reproduction of bacteria.\u003cbr\u003e3\/Food preservation: It is used to improve atmosphere packaging to extend the shelf life of food.\u003cbr\u003e4\/Welding protective gas: Widely used in TIG (GTAW) and MIG (GMAW) welding to prevent the molten weld pool from being contaminated by air.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027584307,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-argon-main.jpg?v=1792114267"},{"product_id":"gas-oxygen","title":"Industrial Oxygen Gas and Liquid Oxygen","description":"\u003cp\u003eOxygen (O₂) is one of the most abundant elements on Earth, constituting approximately 21% of the atmosphere by volume. Under standard temperature and pressure conditions, it is a colorless, odorless, tasteless diatomic gas.\u003c\/p\u003e\u003cp\u003eAs a vital substance supporting aerobic life, oxygen is chemically reactive and readily undergoes oxidation reactions with metals as well as various organic and inorganic materials.\u003c\/p\u003e\u003cp\u003eIndustrial-grade oxygen is extracted from air using air separation technology. Currently, two main production methods dominate: cryogenic air separation (utilizing low-temperature liquefaction and fractional distillation for purification) and vacuum (VSA) separation.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027617075,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-oxygen-main.jpg?v=1792114269"},{"product_id":"gas-nitrogen","title":"Nitrogen Gas for Industrial Applications","description":"\u003cp\u003eNitrogen is a chemical element with the symbol N and atomic number 7. Under standard environmental temperature and pressure, nitrogen exists as a stable diatomic gas (N₂). Nitrogen is the fundamental component of many commercially important compounds, including ammonia, nitric acid, organic nitrates (propellants and explosives), and cyanides.\u003c\/p\u003e\u003cp\u003eIn addition to its widespread application in fertilizers and energy storage materials, nitrogen also forms an important part of many high-performance organic compounds, such as Kevlar fibers used in high-strength textiles and the main component of strong adhesives - cyanoacrylate.\u003c\/p\u003e\u003cp\u003eGiven the extensive application range of nitrogen-containing chemical compounds, this page will specifically introduce the applications of pure nitrogen gas (N₂).\u003c\/p\u003e\u003cp\u003eApproximately two-thirds of industrial nitrogen production worldwide is supplied in gaseous form, while the remaining one-third is produced and transported in liquid cryogenic nitrogen form.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027715379,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-nitrogen-main.jpg?v=1792114272"},{"product_id":"gas-hydrogen","title":"Hydrogen","description":"\u003cp\u003eShare the required grade, quantity, packaging and destination for a product-specific inquiry.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027748147,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}]},{"product_id":"gas-nitrous-oxide","title":"Nitrous Oxide Gas Supply Inquiry","description":"\u003cp\u003eNitrous oxide (N₂O) is a colorless gas with a faint sweet odor, commonly supplied as a compressed liquid in pressure cylinders. It is not flammable on its own but can intensify combustion. Medical, food and industrial grades serve different applications, including regulated anesthetic use, food whipping and industrial oxidation. The specification lists CAS 10024-97-2 and UN1070. Confirm the grade, documents and destination-country approvals for the intended use.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027879219,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-nitrous-oxide-labeled.png?v=1792114276"},{"product_id":"gas-acetylene","title":"Acetylene Gas for Welding and Cutting","description":"\u003cp\u003eAcetylene (C₂H₂) is a type of unsaturated hydrocarbon fuel gas produced by the reaction of calcium carbide with water. This colorless gas has a distinct garlic-like odor due to the presence of a small amount of impurities and is highly flammable. When burned with oxygen, acetylene can generate a strong flame with a temperature exceeding 3000°C (5400°F). The oxygen-acetylene flame is the hottest and most concentrated primary flame among industrial fuel gases. Therefore, acetylene remains the preferred fuel for metal cutting and welding, and its main industrial applications are oxygen fuel welding and cutting of metals.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027911987,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-acetylene-main.jpg?v=1792114277"},{"product_id":"gas-medical-oxygen","title":"Medical Oxygen Supply Inquiry","description":"\u003cp\u003eMedical Oxygen (O₂) is a purified form of oxygen, one of the most abundant elements on Earth. In its natural state, oxygen accounts for approximately 21% of the atmosphere by volume. It is a colorless, odorless and tasteless diatomic gas under standard ambient temperature and pressure.\u003c\/p\u003e\u003cp\u003eVital to sustain aerobic life, oxygen is chemically active and readily undergoes oxidation reactions with metals and a wide range of organic and inorganic materials. Medical oxygen is manufactured and purified from ambient air through air separation technologies. The two mainstream production routes are cryogenic air separation (employing low-temperature liquefaction and fractional distillation) and Vacuum Swing Adsorption (VSA) separation, followed by strict purification and quality control procedures to meet medical pharmacopoeia standards.\u003c\/p\u003e\u003cp\u003eMedical oxygen serves as a critical respiratory support gas. It is widely used in hospitals, clinics, emergency rescue, home healthcare and long-term oxygen therapy for patients with respiratory disorders. It increases blood oxygen saturation, relieves hypoxia and supports normal organ function.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721027977523,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-medical-oxygen-main.jpg?v=1792114279"},{"product_id":"gas-helium","title":"High-Purity Helium Gas Supply","description":"\u003cp\u003eHelium (He) is an inert gas with extremely strong chemical inertness and limited natural resources. Under standard environmental temperature and pressure, it is a colorless, odorless, non-flammable and non-toxic monatomic gas.\u003c\/p\u003e\u003cp\u003eLiquid helium is currently the lowest temperature among the commercially available cryogenic fluids. Due to its extremely low boiling point and high volatility, special insulated transportation containers and low-temperature storage equipment must be used during transportation, handling and storage to minimize product evaporation loss.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028010291,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-helium-main.jpg?v=1792114281"},{"product_id":"gas-carbon-dioxide","title":"Carbon Dioxide Gas and Liquid CO₂","description":"\u003cp\u003eCarbon dioxide (CO₂) is a colorless and odorless gas that can be recovered from various natural and industrial sources.\u003cbr\u003eIt is usually collected as a by-product in the exhaust streams generated during fermentation processes, lime kilns, natural carbon dioxide springs, as well as in chemical and petrochemical manufacturing processes.\u003cbr\u003eCommercially available carbon dioxide can also be captured and purified from the exhaust gases emitted by power plants.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028043059,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-carbon-dioxide-main.jpg?v=1792114282"},{"product_id":"gas-food-grade-carbon-dioxide","title":"Food-Grade Carbon Dioxide for Beverages","description":"\u003cp\u003eFood-grade carbon dioxide (CO₂, E290) is a colorless and odorless food additive gas that can be extracted from various natural and industrial sources. It is typically recycled as a by-product of fermentation processes, lime kilns, natural carbon dioxide springs, and waste gases generated in chemical and petrochemical production. Commercially available carbon dioxide can also be captured and purified from the exhaust gases emitted by power plants.\u003c\/p\u003e\u003cp\u003eAfter the initial gas recovery, food-grade carbon dioxide undergoes multiple levels of deep purification, impurity removal, and strict quality testing to meet the requirements of food contact regulations. Its pollutant content is extremely low and the purity is high, allowing it to directly come into contact with food and beverages, ensuring safety and reliability.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028108595,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-food-grade-carbon-dioxide-main.jpg?v=1792114284"},{"product_id":"gas-liquid-nitrogen","title":"Liquid Nitrogen in Dewars and Cryogenic Tanks","description":"\u003cp\u003eLiquid nitrogen (LN₂) is the liquid form of the nitrogen element. The chemical symbol for nitrogen is N and its atomic number is 7. Under standard environmental temperature and pressure, nitrogen exists as a stable diatomic gas (N₂) and is the fundamental component of many commercially valuable compounds, such as ammonia, nitric acid, organic nitrates, and cyanides. Liquid nitrogen is widely used in fertilizers, energy storage, and high-performance organic materials, such as Kevlar fibers and cyanoacrylate adhesives. Unlike nitrogen-based chemical derivatives, the content of this product page refers to liquid nitrogen (LN₂), which is the cryolized form of pure nitrogen. Approximately one-third of global industrial nitrogen production is supplied in the form of liquid nitrogen. Liquid nitrogen is produced through cryogenic air separation and liquefaction techniques, with a boiling point of -195.8°C, providing efficient and rapid cooling effects in fields such as food, materials science, biotechnology, and metal processing.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028141363,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-hero-tanks.png?v=1792114287"},{"product_id":"gas-cylinder","title":"Seamless Steel Gas Cylinders","description":"\u003cp\u003eProduct Overview\u003cbr\u003eHigh Pressure Seamless Steel Gas Cylinder for Industrial and Medical Gases\u003cbr\u003eQingdao Hanho Gas Co.,Ltd supplies high-quality seamless steel gas cylinders designed for the safe storage, transportation, and filling of industrial gases, medical gases, and specialty gases.\u003cbr\u003eOur seamless steel cylinders are widely used for:\u003cbr\u003e- Oxygen (O₂)\u003cbr\u003e- Nitrogen (N₂)\u003cbr\u003e- Argon (Ar)\u003cbr\u003e- Helium (He)\u003cbr\u003e- Hydrogen (H₂)\u003cbr\u003e- Carbon Dioxide (CO₂)\u003cbr\u003e- Mixed Gases\u003cbr\u003e- Medical Oxygen\u003cbr\u003eThe cylinders are manufactured using high-strength seamless steel materials and comply with international standards such as ISO9809, GB5099, and DOT requirements depending on market requirements.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028174131,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-cylinder-second.jpg?v=1792114287"},{"product_id":"gas-cylinder-cap","title":"Gas Cylinder Caps, Guards and Handles","description":"\u003cp\u003eChoose a valve guard, protective cap or carry handle to match the cylinder and transport requirements.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028206899,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-cylinder-cap-main.jpg?v=1792114289"},{"product_id":"gas-cylinder-valve","title":"Gas Cylinder Valves — QF, CGA and BS","description":"\u003cp\u003eCylinder valves are available in QF, CGA and BS series for different gases and connection standards.\u003c\/p\u003e","brand":"Qingdao Hanho Gas Co., Ltd.","offers":[{"title":"Default Title","offer_id":67721028239667,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4334\/9555\/files\/hanho-product-cylinder-valve-main.jpg?v=1792114291"}],"url":"https:\/\/hanhogas.com\/collections\/industrial-gases-accessories.oembed","provider":"我的商店","version":"1.0","type":"link"}