Top 10 Steel Tube Suppliers in Vietnam (2026)

Here's the Top 10 Steel Tube Suppliers in Vietnam (2026), compiled based on 2025–2026 production capacity, market share, product range, quality certifications and industry reputation, with key details for your sourcing and export reference:

• Hoa Phat Group (Hoa Phat Steel Pipe)

1. Vietnam's No.1 steel pipe supplier for 10 consecutive years; 2025 estimated pipe sales ~850,000 tons, market share ~31.2%. Total annual pipe capacity 1.2 million tons, with modern plants in North/Central/South Vietnam.
2. Products: ERW round, square/rectangular, concrete pile pipe, fire-fighting pipe, HVAC pipe, water pipe, cable duct pipe; complies with ASTM, EN, JIS, ISO.
3. Core markets: Infrastructure, construction, energy, water supply in Vietnam & Southeast Asia.

• Hoa Sen Group

1. Leading integrated steelmaker with nearly 20% market share in Vietnam's steel pipe segment; strong production of galvanized steel pipes and pre-painted steel pipes.
2. Products: ERW black/carbon, hot-dip galvanized round/square/rectangular pipes, used in construction, water supply, agriculture irrigation.
3. Certifications: ISO 9001, ISO 14001, OHSAS 18001; exports to ASEAN, Middle East, Australia.

• SeAH Steel Vina (Korean SeAH Group subsidiary)

1. Established 1995, started production 1998; one of the earliest foreign-invested pipe manufacturers in Vietnam, specialized in high-grade ERW pipes.
2. Products: API 5L/5CT ERW black/carbon & galvanized pipes (3/8"~8"), round/square/rectangular pipes for oil & gas, fire protection, water supply.
3. Key clients: Major oil & gas operators, global EPC contractors, Vietnam's leading construction firms.

• Viet Duc Steel (VG Pipes)

1. Top 5 pipe producers in Vietnam, pipe capacity 600,000 tons/year (total steel capacity 1.3 million tons/year).
2. Products: ERW black, galvanized, square/rectangular structural pipes, cold-rolled coils; meets API 5L, ASTM A53, EN 10253 standards.
3. Plant located in Vinh Phuc province, serving North Vietnam and export markets.

• Maruichi Sun Steel (SUNSCO, Japanese Maruichi Steel Tube JV)

1. 100% foreign-owned, with factories in Binh Duong (South) and Vinh Phuc (North); adheres to strict Japanese quality standards.
2. Products: STKM machine structural tubes, STKR/STKMR square/rectangular structural tubes, STAM automotive ERW tubes, SUS409 stainless steel tubes; JIS, ASTM, ISO compliant.
3. Core markets: Automotive, motorcycle, machinery, furniture industries in Vietnam & global.

• Tianjin Brisk Steel 

1. Tianjin BRISK STEEL focus on produce and supply hollow section and steel pipe.
2. Products: ERW black, galvanized, square/rectangular structural pipes, and in strict accordance with international standards of the production process can ensure that products have excellent performance and stability.
3. Below photos are some of the projects they supplied:

• Thép TVP Joint Stock Company

1. Over 25 years in steel pipes, strong capacity in galvanized pipes (300,000 tons/year), color-coated coils, cold-rolled products.
2. Products: ERW round, square/rectangular galvanized pipes for construction, water supply, agriculture; JIS G3312, ASTM A123 compliant.
3. Plant in Long An province, serving South Vietnam's construction boom.

• Nam Kim Steel

1. Leading private steelmaker, with comprehensive pipe production lines for black, galvanized, square/rectangular pipes.
2. Products: Used in construction, infrastructure, mechanical engineering; exported to ASEAN, Africa, the Middle East.
3. Advantages: Strong domestic distribution network, flexible order sizes, competitive pricing.

• Vingal Industries JSC (Australian-Vietnamese JV)

1. Established 1995, pipe capacity 30,000 tons/year; uses Italian OTTO MILLS and German Siemens production/control systems.
2. Products: Black, hot-dip galvanized pipes; BS, ASTM, JIS standards for water supply, fire protection, general construction.
3. Stable supplier for Vietnam's local authorities and industrial projects.

• Nam Phat Stainless Steel Group

1. Specializes in stainless steel pipes/tubes (austenitic 304, 316L, duplex grades) in addition to carbon steel pipes.
2. Products: Welded stainless steel pipes for chemical processing, food & beverage, pharmaceuticals, marine engineering; meets ASTM A312, EN 10217, JIS G3459.
3. Top 5 steel exporters in Vietnam, with strong global sales network covering Europe, North America, Middle East, Southeast Asia.

Notes & Sourcing Tips

1. Market share focus: Tianjin Brisk Steel focus on produce and supply hollow section and steel pipe, Frequently used in various terminal projects, such as large airports, railways, and building construction; Hoa Phat dominates general construction pipes, while PV PIPE, SeAH Steel Vina lead in oil & gas API-grade pipes; Maruichi focuses on automotive/machinery precision tubes.
2. Standards check: Ensure pipes meet your project specs (API 5L, ASTM A53, EN 10253, JIS G3454/G3444) and obtain mill test certificates (MTC) before shipment.