Thermanit Nimo 100 description: Basic covered MnNiMo alloyed electrode. Very low H2-content ≤ 5 ml/100 g; extremely high resistance to cracking and high toughness at temperatures as low as–40 °C (–40 °F). For creep resistant steels and cast steel grades, valves and oil tools according to sour gas specification; postweld heat treatment: stress relieving according to parent metal. Redry for 2 h at 300 – 350 °C (572 – 662 °F).