Attribute
① Relevant elements P, Sn, As and Sb controlled (X-Factor ≤15ppm)
② Low-Hydrogen electrode (HDM ≤5ml/100g)
③ Iron powder type electrode (high efficiency)
④ Good impact value at low temperature
Purpose
① Pressure vessels
② Powder plant
③ Low alloy steel (2.25%Cr-1.0%Mo)
Attribute
① Fire-coal Energy plant, Oil refinery, High temperature/ chemical facility
② 2.25% Cr-1.0% Mo Steel welding
③ Relevant elements P, Sn, As and Sb controlled (X-Factor ≤15ppm)
④ Low-Hydrogen electrode (HDM ≤5ml/100g)
⑤ Good impact value at low temperature
Attribute
① Relevant elements P, Sn, As and Sb controlled (X-Factor ≤15ppm)
② Low-Hydrogen electrode (HDM ≤5ml/100g)
③ Iron powder type electrode (high efficiency) • Good impact value at low temperature
Purpose
① Pressure vessels
② Powder plant
③ Low alloy steel (1.25%Cr-0.5%Mo
Attribute
① Fire-coal Energy plant, Oil refinery, High temperature/ chemical facility
② 2.25% Cr-1.0% Mo Steel welding
③ Relevant elements P, Sn, As and Sb controlled (X-Factor ≤15ppm)
④ Low-Hydrogen electrode (HDM ≤5ml/100g)
⑤ Good impact value at low temperature
Purpose
① Pressure vessels
② Powder plant
③ Low alloy steel (9%Cr-1%Mo
Attribute
① 9% Cr Steel Welding for superheated pipe (boilers and refinery)
② Good resistance for high temperature creep
③ Anti-temperature / Anti-Corrosion
Attribute
① Good creep resistance at high temperature
② Maximum service temperature at 650°C (1202°F) • Low-Hydrogen electrode (HDM ≤5ml/100g)
③ Good performance with DCEP
Caution
① Preheat at 200~350℃(392~662℉) and postheat at 680~730℃(1256~1346℉).
② Dry the electrodes at 350~400℃(662~752℉) for 60 minutes before use.
Purpose
① Low alloy steel (2.25%Cr-1%Mo)
Attribute
① Maximum service temperature at 600°C (1112°F)
② Good mechanical properties
③ Good creep resistance
④ Iron powder low hydrogen type electrode (high efficiency).
Caution
① Preheat at 150~300℃(302~572℉) and postheat at 670~730℃(1238~1346℉).
② Dry the electrodes at 350~400℃(662~752℉) for 60 minutes before use.
③ Keep the arc as short as possible.
Purpose
① Low alloy steel (1.25%Cr-0.5%Mo)
Attribute
① Iron powder and low hydrogen type electrode (high efficiency)
② Good mechanical properties
③ Good creep resistantance
Caution
① Preheat at 150~300℃(302~572℉) and postheat at 670~730℃(1238~1346℉).
② Dry the electrodes at 350~400℃(662~752℉) for 60 minutes before use.
③ Keep the arc as short as possible.
Purpose
① Low alloy steel (1.25%Cr-0.5%Mo)
② Pressure vessels
③ Power plant
Attribute
① Maximum service temperature at 550°C (1022°F)
② Good mechanical properties
③ Good creep resistance
Caution
① Preheat at 150~250℃(302~482℉) and postheat at 628~680℃(1162~1256℉).
② Dry the electrodes at 350~400℃(662~752℉) for 60 minutes before use.
③ Keep the arc as short as possible.
Purpose
① Low alloy steel (0.5%Cr-0.5%Mo)
② Pressure vessels
③ Power plant
Caution
① Dry the electrodes at 350~400℃(662~752℉) for 60 minutes before use.
② Preheat at 100~200℃(212~392℉) and postheat at 620~680℃(1148~1256℉).
③ Keep the arc as short as possible.
Purpose
① Low alloy steel (0.5% Mo)
② Pressure vessels
Attribute
① Good mechanical properties
② Good bead appearance
③ Iron powder type electrode (high efficiency)
Caution
① Preheat at 100~200℃(212~392℉) and postheat at 620~680℃(1148~1256℉).
② Dry the electrodes at 350~400℃(662~752℉) for 60 minutes before use.
③ Keep the arc as short as possible.
Purpose
① Low alloy steel (0.5% Mo)
② Pressure vessels
Attribute
① Good mechanical properties
② Good bead appearance