TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
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JQ•S2209
天津市金桥焊材集团股份有限公司
AWS A5.4 E2209-16
ISO 3581-A-E (22 9 3 N L) R 3 2
JQ·S2209 is an ultra-low carbon duplex stainless steel welding electrode with rutile coating, which can be used for both AC and DC applications. The deposited metal contains 30%-50% ferrite, which has excellent mechanical properties and corrosion resistance, especially reliable chloride corrosion resistance, excellent pitting corrosion resistance and good welding performance.
The product is applicable for welding ultra-low carbon duplex stainless steels such as 022Cr22Ni5Mo3N and SAF2205.
1. Before welding, the welding electrode must be baked at about 300℃ for 1h.
2. Operating with DC power supply as much as possible, and the current should not be too large.
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