ChangZhou Changjiang Welding Material Co. Ltd.

About Changjiang

ChangZhou Changjiang Welding Material Co. Ltd. is a professional manufacturer specializing in the research, development, and production of high-quality welding consumables. With years of technical expertise and innovation, we serve a wide range of industries including construction, shipbuilding, petrochemical, and heavy machinery.

Our commitment to excellence ensures that every product meets international standards and delivers consistent performance under demanding conditions. We combine advanced production technology with rigorous quality control to provide reliable welding solutions trusted by clients worldwide.

15+

Years of Experience

50+

Global Clients

Our Products

High-performance welding materials engineered for strength, durability, and precision in industrial applications.

E6013 Welding Electrode

• Diameter: 2.5mm - 5.0mm
• Tensile Strength: ≥420 MPa
• Impact Toughness: ≥27J at -20°C
• All-position welding capability

E7018 Low Hydrogen Electrode

• Diameter: 3.2mm - 5.0mm
• Tensile Strength: ≥490 MPa
• Excellent crack resistance
• Suitable for high-strength steels

E5015 Welding Rod

• Diameter: 4.0mm, 5.0mm
• High deposition efficiency
• Stable arc with minimal spatter
• Ideal for structural steel

E6010 Cellulosic Electrode

• Deep penetration capability
• All-position welding
• Excellent for root passes
• Operates on DC+ only

E7016 Welding Electrode

• AC/DC compatible
• Low hydrogen characteristics
• Smooth arc stability
• Diameter: 3.2–5.0mm

E6011 Electrode

• AC/DC deep penetration
• All-position welding
• Tolerant to rust and dirt
• Ideal for maintenance work

E5016 Electrode

• Low hydrogen potassium type
• AC/DC operation
• High impact toughness
• Suitable for low-temperature service

E7024 Electrode

• High deposition rate
• Flat and horizontal welding
• Smooth, easily removable slag
• Ideal for high-productivity jobs

Why Choose Changjiang?

We combine innovation, quality, and reliability to deliver welding solutions that exceed industry standards.

Quality Assurance

Every product undergoes strict quality control and testing to meet ISO and AWS standards, ensuring reliability and safety.

Industrial Strength

Engineered for heavy-duty applications in construction, shipbuilding, and petrochemical industries.

Global Reach

Trusted by clients across Asia, the Middle East, and Africa with consistent delivery and technical support.

Frequently Asked Questions

What types of welding electrodes do you manufacture?

We produce a wide range of electrodes including E6013, E7018, E5015, E6010, E7016, E6011, E5016, and E7024, suitable for various industrial applications.

Are your products certified to international standards?

Yes, our welding materials comply with ISO, AWS, and GB standards, and are subject to rigorous quality testing.

Can you provide custom packaging?

Yes, we offer customized packaging solutions including branding, labeling, and bulk packaging options for OEM clients.

What is your production capacity?

Our annual production capacity exceeds 100,000 tons, allowing us to meet large-scale orders efficiently.

Do you export internationally?

Yes, we export to multiple countries across Asia, the Middle East, Africa, and South America with reliable logistics support.

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ChangZhou ChangjiangWelding Material Co. Ltd.