Welding of 490N/? class high tensile strength steel in ships, bridges, buildings and pressure vessels.
KK-55
E8016-G
D5316
D5316
Low hydrogen
type
Welding of 540N/? class high tensile strength steel of pressure vessels, bridges, penstocks and rails.
KK-60
E9016-G
D5816
D5816
Low hydrogen
type
Welding of 540N/? class high tensile strength steel of pressure vessels, penstocks, bridges, vehicles and machineries.
KK-70
E10016-G
D7016
D7016
Low hydrogen
type
Welding of 690N/? class high tensile strength steel, yield point is 620N/? of pressure vessels, penstocks and bridges.
KK-80
E11016-G
D8016
D8016
Low hydrogen
type
Welding of 790N/? class high tensile strength steel, minimum is 690N/? of pressure vessels, penstocks and bridges.
K-7018
E7018
D5016
D5016
Low hydrogen, iron powder
type
Welding of 490N/? class high tensile strength steels of ships, bridges, storage tanks, building, industrial machinery and mining machinery.
K-7028LF
E7028
D5026
D5026
Low hydrogen, iron powder
type
Flat and horizontal fillet welding of 490N/? class high tensile strength steel structures, large size steel castings and strength members of ship hulls.
