G217 high chromium stainless steel electrodes meet the GB / T 983 E410-15 AWS A5.4 E410-15 ISO 3581-AE (13) B 4 2 ISO 3581-B-ES 410-15 Description: G217 is a basic drug skin Cr13 stainless steel electrode, DC reverse, can be all-position welding. Uses: Used for welding 06Cr13 and 12Cr13,20Cr13 stainless steel structure, such as turbine blades and butt welding can also be used, wear and corrosion surfacing. Deposited metal chemical composition (%) C Mn Si SP Cr Ni Mo Cu guaranteed ≤0.12 ≤1.0 ≤0.90 ≤0.030 ≤0.040 11.0 ~ 13.5 ≤0.70 ≤0.75 ≤0.75 mechanical properties of deposited metal melt (specimen at 730 ~ 760 ℃ insulation 1h, not to exceed 60 ℃ / h speed with furnace cooling to 315 ℃, then cooled) pilot project Rm (N / mm2) A (%) guaranteed ≥450 ≥20 welding position reference current (DC +) Electrode Diameter ( mm) f2.0 f2.5 f3.2 f4.0 f5.0 welding current (A) 40 ~ 80 50 ~ 100 70 ~ 120 90 ~ 160 160 ~ 200 Note: 1. Welding electrodes shall be subject to about 250 ℃ baking 1h. Weldment before welding must remove rust, oil, water and other impurities. 3. before welding preheat to 300 ~ 350 ℃, after welding by 730 ~ 760 ℃ tempered.