CHK207 stainless steel electrode (G207) comply with: GB / T983 E410-15 AWS A5.4 E410-15 Description: CHK207 is a basic drug skin type of chromium stainless steel electrode, DC reverse, short arc operation, can be all-position welding. Uses: Used for welding 06Cr13 and 12Cr13 stainless steel structure. Can also be used, wear and corrosion surfacing. Deposited metal chemical composition (wt) C Mn Si Cr Ni Mo Cu SP standard values ??≤0.12 ≤1.0 ≤0.90 11.0 ~ 14.0 ≤0.70 ≤0.75 ≤0.75 ≤0.03 ≤0.04 one case 12.26 0.31 0.48 0.061 0.157 0.011 0.031 0.007 0.023 Deposited :( mechanical properties of the metal is heated to 730 ℃ ~ 760 ℃, insulation 1h, not higher than 110 ℃ / h speed furnace cooling to below 315 ℃, then cooled to room temperature.) Tensile strength Pm (MPa) Elongation rate A (%) ≥450 ≥15 one case the standard value 61023 Reference current: (AC or DC) Electrode diameter (mm) 2.5 3.2 4.0 5.0 welding rod length (mm) 250 300 350 400 Welding current (A) 60-80 80-120 100-160150-200 Note: 1. 250 ℃ before welding electrodes shall be baked 1 hour, with the drying with the use. 2. weldments must be preheated before baking 250-350 ℃.