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ER70S-6

ER70S-6

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TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire

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TKweld’s OEM Carbon Steel Copper Coated Welding Wire is a reliable, high-performance solution for a wide range of welding needs. Designed to meet AWS A5.18 ER70S-6 standards, this solid welding wire provides consistent results and dependable performance for professional welders and hobbyists alike. Available in 0.8 mm and 0.9 mm diameters, the wire is optimized for CO2 gas-shielded welding applications, delivering smooth arcs, excellent bead appearance, and strong, quality welds.

 

Manufactured from carbon steel and copper coated for superior conductivity and Feedability, this welding wire minimizes contact tip wear and reduces the risk of feeding issues during continuous welding. The copper coating also helps protect the wire from corrosion and surface contamination, so you get steady, reliable performance even in busy shop environments. The result is fewer interruptions, less rework, and improved overall productivity.

 

TKweld’s ER70S-6 chemistry is formulated to be forgiving and versatile. It contains Deoxidizers that help prevent porosity and ensure sound weld metal, making it suitable for welding in various positions and on different carbon steel base materials. This makes the wire an excellent choice for general fabrication, structural steel work, automotive repair, tank and vessel construction, and maintenance welding. Its composition supports good tensile strength and ductility, producing welds that are both strong and resilient under stress.

 

Ease of use is a hallmark of TKweld’s welding wire. The consistent diameter tolerance and smooth copper finish allow for steady wire feeding through MIG guns and welding machines. Welders will notice reduced spatter and a more stable arc, which contributes to cleaner welds and less time spent on cleanup. The wire’s formulation promotes good slag removal and smooth bead contour, making finished welds look professional with less effort.

 

TKweld’s OEM Carbon Steel Copper Coated Welding Wire is manufactured under strict quality control to ensure each spool meets performance expectations. The wire is wound carefully to prevent kinks and tangles, aiding in seamless machine loading and operation. Whether you are working in a small shop or on a large industrial job site, the reliable packaging and consistent spool quality support efficient workflow and minimal downtime.

 

Safety and compatibility are key considerations in the design of this product. TKweld’s ER70S-6 wire is tailored for use with CO2 shielding gas, a common choice for achieving deep penetration and strong welds in carbon steel welding. Proper use with CO2 ensures optimal weld properties and reduces the likelihood of defects. As always, welders should follow recommended safety practices, including appropriate ventilation and personal protective equipment.

 

In addition to performance, TKweld places emphasis on value. This OEM offering provides a cost-effective option without compromising on quality. The balance of affordability and dependable results makes it a smart choice for shops looking to manage costs while maintaining high welding standards. Bulk availability and consistent spool sizes make inventory management simple for procurement teams and shop owners.

 

For those who require a wire that performs well across a variety of tasks, TKweld’s OEM Carbon Steel Copper Coated Welding Wire is a solid pick. Its ER70S-6 classification ensures dependable weld metal properties, while the copper coating and precise manufacturing translate into smoother feeding and reduced machine wear. The 0.8 mm and 0.9 mm sizes provide flexibility for different welding currents and applications, making it easy to choose the right diameter for your equipment and project needs.

 

TKweld’s ER70S-6 copper coated welding wire blends consistent quality, ease of use, and economic value. It delivers steady arc performance, reliable weld integrity, and cleaner results with less spatter. Whether you are tackling repair jobs, fabrication, or heavy structural work, this wire offers the dependable performance needed to get the job done right. Choose TKweld’s OEM Carbon Steel Copper Coated Welding Wire for dependable, professional-grade welding results every time


Product Description

TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire supplier
1> Low spatter
2> Easy to weld
3> Porosity free  
4> High Feedability
5> Good bead appearance
6> Feeds well into all welding machines
7> Flows nicely, no feed issues, and has no tangle
TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire factory
Chemical composition of the welding wire (mass fraction) %
Items
C
Mn
Si
S
P
Standard Value
0.06-0.15
1.40 -1.85
0.80 -1.15
≤0.025
≤0.025
Case of Value
0.08
1.50
0.89
0.012
0.013
Items
Ni
Cr
Mo
V
Cu
Standard Value
≤0.15
≤0.15
≤0.15
≤0.03
≤0.50
Case of Value
0.03
0.02
0.002
0.003
0.11
X-ray Radiographic Inspection: Level Ⅱ
Mechanical properties of deposited metal:CO2
Items
 Tensile Strength 
    Rm/MPa
Yield Strength Rel/Rp0.2 MPa
Elongation
A/%

Charpy V-notch impact energy
KV2(J)-30℃

Standard Value
≥500
≥420
≥22
≥27
Case of Value
560
450
26
108
Welding reference current: DC +
Welding wire diameter (mm)
0.8
1.0
1.2
1.6
Welding current (A)
50 - 180
70 - 230
80 - 350
120 - 500
TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire factory
1. Packed in a moisture-resistant film for protection
2. Easy to weld, it is an excellent general purpose welding wire
3. Suitable for single pass and multi pass welding, all positions. Smooth arc action, High Feedability,
4. Solid Core Wire has high combination of manganese and silicon Deoxidizers, permitting higher welding currents. workpiece on high welding current won’t burn through
Company Profile
TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire supplier
Shanghai Fengling Company, founded in 2000, is a company focusing on professional services in the welding industry. It mainly provides customers with integrated services of welding materials, welding equipment, welding automatic production lines and welding process research and development. Provide technology and services for many landmark projects and well-known enterprises, cooperation projects include (Shanghai Center, Hongqiao Transportation Hub, Jin Mao Tower, China National World Expo, National Convention and Exhibition Center, Scientist Building, etc.), cooperative enterprises (Shanghai Construction Group, MCC Steel Group), more than 20 years of accumulated very rich and valuable professional service experience. Our company has a high-quality
welding technology central laboratory, with its own brand
TKweld and welding robot TKrobot. At the same time, it cooperates with the world's well-known welding power supply and welding robot brands, welding power supply includes(Lincoln of USA, SAFRA of France, Kemppi of Finland, ESAB of Sweden, OTC of Japan, Panasonic, China Aotai, Megmeet, etc.), and welding robots have four major families in the world (Fanuc, Yaskawa, Kuka, ABB, etc.). FengLing aspires to become an integrated professional technical service company with great influence in the welding industry

TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire manufacture
We have a strong welding consumables market supply chain, where you can find any welding consumables  and equipment you need. Our team is at your service throughout the process, supplying you with the best quality products
TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire details
All of our product shave 8 countries classification societies quality certification(ABS, CCS, DNV, BV, RINA, NK, GL, LR) which ensures the quality and safety
TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire manufacture
Smooth arc action, High Feedability, Easy to weld and suitable for robots welding
TKbrand OEM Carbon Steel Copper Coated Welding Wire Co2 Gas Shielded AWS A5.18 ER70S-6 0.8 0.9 Solid Welding Wire factory
FAQ
Q1: What kind of company are you
A
: We are the real professional welding machines supplier, which has production team, R&D team, sales force and after-sale service team. And we have our own welding robot laboratory for research and to provide free technical training

Q2:How do you guarantee product quality
A:
We have our own welding laboratory, which not only tests all welding consumables but also provides customers with welding solutions, accumulates a large amount of data experience, and has absolute experience in product quality control

Q3. Do you have any warranty

A: Yes, we have. One year warranty for welding rod


Q4. What certification do you have
A:
 All of our product shave 8 countries classification societies quality certification which ensures the quality and safety. Our products are under strict quality management to ensure supreme quality

Q5: What's the package

A: 5kg; 15kg; 20kg as one spool


Q6: What is delivery time / lead time

A: The goods will be shipped within15-30 days after the receipt of your payment


Q7: What is your minimum order

A: 500kgs


Q8: What is your payment term

A:1- 30% down payment for order confirmation, 70% before shipment.  2- 100% at sight LC


Q9:Can you send the samples for testing
A:
 Yes, we can support sample free for send Express charges pay by new client, second test sample all free

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