FAQ

Answers and recommendations from our team.

What is your location?

We are located in Sanshui District, Foshan City which is a famous stainless steel production base.

What's the annual output?

Vinmay produce more than 30000 tons stainless steel tubes in a year.

In which year was your factory established?

Our company was established in 2010.

Which production standards does your company primarily follow?

A554 / EN10219-2 / EN10219 / GB/T 12270 — Tubes for Construction and Decoration

A249 / A269 / EN10217-7 — Tubes for Pressure Equipment

EN 10312 / GB/T 12271 / GB/T 19228 — Water Tubes

A270 / EN10357 / DIN 11850 / AS 1528.1 — Sanitary Tubes

What welding technologies are commonly used in the industry? Which one does your company use, and what are its advantages?

Common welding methods for stainless steel tubes include TIG welding, MIG welding, laser welding, and resistance welding.

We primarily use TIG welding and laser welding:

TIG Welding: Produces stable and clean welds, ideal for thin-wall stainless steel tubes, while maintaining excellent corrosion resistance.

Laser Welding: Provides extremely fine welds with high strength, minimal distortion, and fast welding speed, making it suitable for high-precision, high-quality stainless steel tubes.

What certifications has your company obtained?

ISO 9001:2015 — Quality Management System

ISO 14001:2015 — Environmental Management System

ISO 45001:2015 — Occupational Health and Safety Management System

TUV PED 2014/68/EU — Pressure Equipment Directive

Water Mark — For pipelines and drainage in Australia

3-A Certification — U.S. sanitary certification for food and dairy equipment

What stainless steel grades does your company mainly produce?

201, 304, 304L, 316L, 430

What surface finishes are available for your tubes? Which finish is the most competitive?

Our tubes are available in Mill Finish, Satin Finish, Brush Finish, and Mirror Finish. Among these, the Mirror Finish is the most competitive.

What grit levels can your sanding (polishing) finishes achieve? What is the brightness level of your mirror finish?

We can provide 180, 240, 320, 400, 600 grit finishes. The brightness level of our Mirror Finish corresponds to 600 grit.

What is the size range of the stainless steel tubes your company manufactures?

  • Ornamental Tubes

Round: 6 mm – 219 mm

Square: 10×10 mm – 150×150 mm

Rectangular: 10×20 mm – 150×200 mm

 

  •     Stainless Steel Tubes for Heat Treatment: 12 mm – 159 mm
  •   Stainless Steel Sanitary Tubes: 24 mm – 159 mm

Which domestic or international trade shows has your company participated in?

Metal Expo (Russia)

Stainless Steel World (Netherlands / Singapore)

Tube & Wire (Germany / Shanghai)

The Big 5 (Dubai)

What percentage of your total production is exported, and which countries or regions are your main export markets?

Approximately 99% of our products are exported to over 100 countries, with the majority going to European, Latin America , Africa, Asia and Oceania market.

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