OK 61.25 SMAW Type Basic E308H-15 Description OK 61.25 is a basic coated, stainless-steel electrode of the 308H type. The electrode is designed for high-temperature applications in petrochemical and chemical process plants. Welding current DC+ Classifications EN 1600 E 19 9 H B 2 2 SFA/AWS A5.4 E308H-15 Typical all weld metal composition, % C Si Mn Cr Ni Mo Cu 0.07 0.5 1.5 19.0 10.0 <0.5 <0.5 Typical mech. properties all weld metal 720ºC/1000h: Yield stress, MPa 430 300 Tensile strength, MPa 600 570 Elongation A4, % 45 45 Charpy V Ferrite content FN 2-5100 Test temps, °C Impact values, J +20 96 100 Approvals UDT EN 1600
