A137 line with GB E347-15 

 Description: A137 is a low carbon Nb stabilizer Cr19Ni10Nb stainless steel electrode, with excellent resistance to intergranular corrosion. DC reverse, capable of all-position welding. 


 Uses: Used for welding corrosion-resistant Ti-important stability 0Cr19Ni11Ti stainless steel. 

 Chemical Composition of Deposited Metal (%) Chemical Composition C Mn Si SP Cu Ni Mo Cr Nb 
 Guaranteed value ≤ 0.08 0.5 ~ 2.5 ≤ 0.90 ≤ 0.030 ≤ 0.035 ≤ 0.75 9.0 ~ 11.0 ≤ 0.75 18.0 ~ 21.0 8xC ~ 1.00 

 Mechanical properties of deposited metal items Rm (MPa) A (%) 
 Guaranteed value ≥ 520 ≥ 25 

 Reference Current (DC +) electrode diameter (mm) φ2.0 φ2.5 φ3.2 φ4.0 φ5.0 
 Welding current (A) 40 ~ 80 50 ~ 100 70 ~ 120 90 ~ 160 160 ~ 200 

 Note: 1. Welding electrodes shall be subject to 250 ℃ or so before baking 1h. 2. Weldment to be removed before welding rust, oil, water and other impurities.