United States Air Separation Plant Market 2025 | Growth Drivers, Key Players & Investment Opportunities

Market Size and Growth

Air Separation Plant Market size is growing at a CAGR of 5% during the forecast period 2024-2031

Key Development:

United States: Recent Industry Developments

✅ In November 2025, the U.S. air separation plant market witnessed increased investment in large-scale cryogenic units to meet growing demand for high-purity oxygen and nitrogen across steelmaking, chemical, and medical gas sectors.

✅ In November 2025, manufacturers implemented digitalization and automation upgrades in ASPs, including real-time monitoring, predictive maintenance, and energy optimization systems reducing power consumption by up to 10-12%.

✅ In November 2025, air separation plants in the U.S. expanded their roles within the hydrogen and carbon capture (CCU) value chains, supplying oxygen for hydrogen production and nitrogen/argon for capture purification systems.

Japan: Recent Industry Developments

✅ In November 2025, Japan's air separation plant sector accelerated replacement of aging units with new, energy-efficient systems to comply with stricter industrial gas regulations and boost medical-oxygen infrastructure.

✅ In November 2025, Japanese companies launched modular and compact ASP solutions for smaller industrial parks and hospital clusters, improving flexibility and localized gas supply logistics.

✅ In November 2025, Japan's sustainability initiatives drove ASP innovation, integrating renewable energy, waste-heat recovery, and membrane/PSA hybrid technologies to reduce the carbon footprint of air-separation operations.

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Recent Mergers and acquisitions:

United States:

✅ In August 2025, Air Liquide signed an agreement to acquire DIG Airgas (South Korea) for approximately EUR 2.85 billion (~USD 3.3 billion) including debt and cash. The acquisition enhances Air Liquide's footprint in high-growth sectors such as semiconductors, batteries, and energy storage.

✅ In July 2025, Baker Hughes announced the acquisition of Chart Industries for USD 13.6 billion (all-cash). This strategic move strengthens Baker Hughes' position in cryogenic gas handling, LNG, hydrogen, and industrial gas markets, taking over a previously planned merger between Chart and Flowserve.

Key Players:

=> PLC, Air Liquide, Air Products Inc., Messer Group GmBH, Air Water Inc., Enerflex Ltd, Yingde Gases Group, Universal Industrial Gases, Inc., Daesung Industrial Co., Ltd, and Taiyo Nippon Sanso Corporation.

Growth Forecast Projected:

The Global Air Separation Plant Market is anticipated to rise at a considerable rate during the forecast period, between 2024 and 2031. In 2023, the market is growing at a steady rate, and with the rising adoption of strategies by key players, the market is expected to rise over the projected horizon.

Research Process:

Both primary and secondary data sources have been used in the global Air Separation Plant Market research report. During the research process, a wide range of industry-affecting factors are examined, including governmental regulations, market conditions, competitive levels, historical data, market situation, technological advancements, upcoming developments, in related businesses, as well as market volatility, prospects, potential barriers, and challenges.

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Key Segments:

➥ By Process: Cryogenic, Pressure Swing Adsorption, Vacuum Pressure Swing Adsorption, Membrane Separation
➥ By Gas: Nitrogen, Oxygen, Argon, Others
➥ By End-User: Iron & Steel, Oil & Gas, Chemical, Healthcare, Others

Regional Analysis for Air Separation Plant Market:

⇥ North America (U.S., Canada, Mexico)

⇥ Europe (U.K., Italy, Germany, Russia, France, Spain, The Netherlands and Rest of Europe)

⇥ Asia-Pacific (India, Japan, China, South Korea, Australia, Indonesia Rest of Asia Pacific)

⇥ South America (Colombia, Brazil, Argentina, Rest of South America)

⇥ Middle East & Africa (Saudi Arabia, U.A.E., South Africa, Rest of Middle East & Africa)

Benefits of the Report:

Chapter 1: Sets the stage by outlining the report's coverage, summarizing key market segments by region, product type, and application. Presents a snapshot of market sizes, growth potential across segments, and anticipated industry evolution both short and long term.

Chapter 2: Highlights pivotal market insights and uncovers the most significant emerging trends driving change within the industry.

Chapter 3: Offers an in-depth look at the competitive landscape among Air Separation Plant producers, including revenue shares, strategic moves, and recent mergers and acquisitions.

Chapter 4: Presents comprehensive profiles of the market's key players, delving into details such as revenue, profit margins, product portfolios, and company milestones.

Chapters 5 & 6: Analyze Air Separation Plant revenue at both regional and country levels, providing quantitative breakdowns of market sizes, growth opportunities, and development prospects worldwide.

Chapter 7: Focuses on different market segments by type, examining their individual sizes and potential, guiding readers toward high-impact, untapped market areas.

Chapter 8: Explores segmentation by application, evaluating industry growth potential in various downstream markets and pinpointing promising sectors for expansion.

Chapter 9: Provides a thorough review of the industry's supply chain mapping out both upstream and downstream activities.

Chapter 10: Concludes with a summary of the report's key findings and highlights the most critical takeaways for industry stakeholders.

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FAQ

Q: What is the growth rate of the Air Separation Plant Market?

A: The market is projected to expand at a compound annual growth rate (CAGR) of 5% during the forecast period from 2024 to 2031.

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