Phoenix SH Schwarz 3 MK description: Basic covered electrode. Very good welding characteristics in out of position work; easy slag removal; cold toughness at temperatures as low as –40 °C (–40 °F). High temperature resistant up to 500 °C (932 °F) and creep resistant up to 550 °C (1022 °F). Particularly suitable for circumferential welds in conduit pipes as well as boiler, pressure vessel, header and nuclear reactor fabrication. Redry for 2 h at 250 - 350 °C (482 - 662 °F)