A707 stainless steel electrode 
 A 1 DC for low hydrogen, vinylon, urea and other welding equipment 
 A717 stainless steel electrode 
 A 1 DC for low hydrogen low-magnetic stainless steel electric 2Cr15Mn15Ni2N physical device structure or 1Cr18Ni11Ti dissimilar steel 
 A802 stainless steel electrode 
 A 1-type DC welding titanium calcium concentration of 50% and a certain temperature and atmospheric pressure pipe manufacturing synthetic rubber, and other steel Cr18Ni18Mo2Cu2Ti 

 A507 stainless steel electrodes meet the GB E16-25MoN-15 
 Description: A507 is the base coating of pure austenitic stainless steel electrode Cr16Ni25Mo6. DC reverse, can be all-position welding. 
 Uses: Used for welding low alloy quenched state and in the steel, dissimilar steel and just a larger structure, and the corresponding thermal strength steel. As quenched state 30CrMnSi, stainless steel and carbon steel welding.