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Partnering for Industry Welding Needs

Explore the industry supply experts. From our warehouse to your door, delivering quality for your success. Winny Industry Supply (Shanghai) Co., Ltd is your trusted global partner in high-performance welding consumables and seamless steel gas cylinders since 2015.

Industrial Workshop

About Winny Industry Supply

A professional enterprise specializing in the welding industry, founded in 2015, committed to providing global industrial clients with high-quality welding consumables and welding gas cylinders.

Factory Facility

Your Reliable Welding Partner Starts Here

Through long-term strategic partnerships with leading domestic manufacturers, we integrate premium supply chain resources to offer efficient one-stop procurement solutions, helping customers reduce costs and enhance productivity.

  • Global certifications: TÜV, CE, LR, BV, DNV, CWB, ISO 9001, ISO 14001
  • Compliant with AWS, ISO, and other international standards
  • Serving shipbuilding, oil & gas, rail transit, and heavy manufacturing

Win-Win Partnerships

We believe in building long-term, mutually beneficial relationships with our clients, suppliers, and employees.

Integrity in Service

Trust is the foundation. We uphold the highest ethical standards in product quality, contract compliance, and after-sales support.

Synergy in Supply

We ensure stable and agile supply chains that deliver the right welding products to your hands – on time, every time.

Our Products

High-quality welding consumables and seamless steel gas cylinders trusted by industries worldwide.

Stainless Steel Welding Electrodes

Stainless Steel Welding Electrodes

High corrosion resistance, ideal for food processing, chemical, and pharmaceutical industries.

  • • AWS A5.4 E308L-16
  • • ISO 3581 E 19 12 2 L
  • • TÜV, CE, ISO 9001 Certified
Seamless Steel Gas Cylinder

Seamless Steel Gas Cylinder

High-pressure gas storage for argon, CO2, oxygen, and mixed gases in welding.

  • • 10L to 50L capacity
  • • TÜV, CE, DOT, KGS Certified
  • • Test pressure: 300 bar
Mild Steel Welding Wire

Mild Steel Welding Wire

Smooth arc, low spatter, excellent for MIG/MAG welding in construction and fabrication.

  • • AWS A5.18 ER70S-6
  • • Diameter: 0.8mm – 1.6mm
  • • ISO 14341-A G 42 3 C/M
Aluminum Welding Wire

Aluminum Welding Wire

High purity, excellent conductivity, perfect for aerospace and automotive applications.

  • • AWS A5.10 ER4043, ER5356
  • • Diameter: 1.2mm – 1.6mm
  • • ISO 18273 S Al 4043
Flux-Cored Welding Wire

Flux-Cored Welding Wire

High deposition rate, excellent for outdoor and heavy-duty welding applications.

  • • AWS A5.20 E71T-1
  • • Self-shielded or gas-shielded
  • • ISO 17632-A T 42 3 C/M
Welding Flux

Submerged Arc Welding Flux

High recovery rate, low moisture absorption, ideal for automated welding lines.

  • • F7A2-EM12K, F7A4-EM12K
  • • ISO 14174 SA AB 1 60 AC
  • • Compatible with SAW systems
Stainless Steel MIG Wire

Stainless Steel MIG Wire

Smooth arc, low spatter, excellent for food-grade and marine applications.

  • • AWS A5.9 ER308L
  • • Diameter: 0.8mm – 1.2mm
  • • ISO 14343-A G 19 12 2 L
High-Pressure Gas Cylinder

High-Pressure Gas Cylinder (DOT Certified)

Designed for U.S. market compliance, ideal for industrial and construction use.

  • • DOT-3AA, 3AL standards
  • • 20ft³ to 300ft³ capacity
  • • Hydrostatic test: 5/10 year
Low Alloy Steel Electrodes

Low Alloy Steel Electrodes

High strength and toughness, suitable for structural and pressure vessel welding.

  • • AWS A5.5 E8018-C3
  • • ISO 2560-A E 46 5 B
  • • -50°C impact resistance
Nickel Alloy Welding Wire

Nickel Alloy Welding Wire

Excellent for high-temperature and corrosive environments in petrochemical plants.

  • • ERNiCrFe-3, ERNiCrMo-3
  • • AWS A5.14 standards
  • • ISO 18274 S Ni 6625

Why Choose Winny Industry Supply?

Guaranteed Quality

Our products undergo rigorous testing and inspection throughout the manufacturing process, ensuring every product meets required standards.

Competitive Price

We regularly review our pricing to remain competitive in the market without compromising on the quality of our products.

Fast Delivery

Our logistics network is highly reliable and efficient, allowing us to process and ship to customers around the world on time.

2015
Founded
50+
Global Clients
100+
Certifications
100K+
Units Shipped

Frequently Asked Questions

What certifications do your products have?

Our welding consumables are certified by TÜV, CE, LR, BV, DNV, CWB, ISO 9001, and ISO 14001. Gas cylinders meet TÜV (Germany), CE (EU), BV (France), KGS (Korea), and DOT (USA) standards.

Can you provide custom packaging or labeling?

Yes, we offer OEM packaging and labeling services based on customer requirements and branding guidelines.

What is your minimum order quantity (MOQ)?

MOQ varies by product. For welding wires and electrodes, it's typically 500 kg. For gas cylinders, it's 50 units. We can discuss flexible options based on your needs.

How do you ensure product quality?

We conduct raw material inspection, in-process testing, and final product verification. All batches are traceable, and third-party inspections are available upon request.

Get in Touch

Have questions about our products or need technical support? Reach out to our team today.

Call Us

+86 (21) 64208072

Address

No.3599, Yuanjiang Rd, Xin Zhuang Industrial Park, Shanghai, China

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