Automotive steel pipes are hollow steel pipes used in automobile manufacturing with specific alloy compositions and process requirements, including seamless, welded, and stainless steel pipes. They are used in vehicle body structures, fluid transportation, exhaust systems, safety protection, etc. They must meet the requirements of lightweight, high strength, corrosion resistance, good forming and connection properties, and must be inspected in accordance with relevant national or industry standards.

1. Regulatory Compliance

Emission Standards: Stringent global emissions regulations (e.g., Euro 7, China VI) drive demand for high-performance exhaust systems. Stainless steel pipes (especially ferritic grades like 409) dominate this segment due to corrosion resistance and thermal durability.

Safety Requirements: Crash safety norms boost adoption of ultra-high-strength steel (UHSS) pipes (e.g., DP980 grade) in structural components, enhancing torsional rigidity while reducing weight.

2. Vehicle Electrification

EV Thermal Management: Battery electric vehicles (BEVs) require specialized stainless steel pipes for battery cooling systems and thermal management, with laser-welded austenitic stainless steel (e.g., 316 grade) ensuring leak-proof performance.

Lightweighting: UHSS pipes reduce chassis weight by 15–20%, directly extending EV range.

3. Material & Manufacturing Advancements

Alloy Development: Dual-phase steels (e.g., DP980) optimize ferrite-martensite ratios, achieving 1,016 MPa tensile strength with 14% elongation for hydroforming compatibility.

Smart Production: AI-controlled tube mills enable real-time thickness monitoring and ±0.03mm dimensional precision, reducing waste by 15%.

Cost-Effective Coatings: 3-layer polyethylene (3PE) coatings extend carbon steel pipe lifespan in brake systems at 30% lower cost than stainless alternatives.

According to the new market research report “Automotive Steel Pipe- Global Market Share and Ranking, Overall Sales and Demand Forecast 2025-2031”, published by QYResearch, the global Automotive Steel Pipe market size is projected to reach USD 11.39 billion by 2031, at a CAGR of -0.2% during the forecast period.

Figure00001. Global Automotive Steel Pipe Market Size (US$ Million), 2020-2031

Automotive Steel Pipe

Source: QYResearch, "Automotive Steel Pipe- Global Market Share and Ranking, Overall Sales and Demand Forecast 2025-2031”

Figure00002. Global Automotive Steel Pipe Top 26 Players Ranking and Market Share (Ranking is based on the revenue of 2024, continually updated)

Automotive Steel Pipe

Source: QYResearch, "Automotive Steel Pipe- Global Market Share and Ranking, Overall Sales and Demand Forecast 2025-2031”

According to QYResearch Top Players Research Center, the global key manufacturers of Automotive Steel Pipe include Nippon Steel, The Fischer Group, Arcelormittal, Baowu, Benteler, JFE Steel, Cleveland-Cliffs, Salzgitter AG, Tata Steel, SeAH FS, etc. In 2024, the global top five players had a share approximately 33.0% in terms of revenue.

In terms of product type, currently Stainless is the largest segment, hold a share of 47.5%.

In terms of product application, currently Passenger Cars is the largest segment, hold a share of 85.1%.

About The Authors

Jiquan Zhai - Lead Author

Email: zhaijiquan@qyresearch.com

Tel: 17319264309

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