High tensile strength steel (520~830MPa)
K-8010G
Welding of 540MPa class high tensile strength steel for butt welding of pipes.
- AWS A5.5 : E8010-G
- EN ISO 2560-A : E46 0 C 22
- EN ISO 2560-B : E55 10-G A
- JIS Z 3211 : E5510-G
KK-55
Welding of 540MPa class high tensile steel of ships, bridges and buildings.
- KS D 7006 : E5316
- AWS A5.5 : E8016-G
- EN ISO 2560-A : E46 3 B 12 H10
- EN ISO 2560-B : E55 16-G A H10
- JIS Z 3211 : E5516-G
K-8018
Welding of 540MPa class high tensile steel of ships, bridges, storage tank and buildings.
- KS D 7006 : E5316
- AWS A5.5 : E8018-G
- EN ISO 2560-A : E46 3 B 32 H10
- EN ISO 2560-B : E55 18-G A H10
- JIS Z 3211 : E5518-G
KK-60
Welding of 550~620MPa class high tensile steel of pressure vessels, bridges, penstocks, vehicles and machinery.
- KS D 7006 : E5816
- AWS A5.5 : E9016-G
- EN ISO 2560-A : E50 0 1Ni B 12 H10
- EN ISO 2560-B : E55 16-G A H10
- JIS Z 3211 : E6216-G
KK-70
Welding of 690MPa class high tensile steel of pressure vessels, bridges, penstocks.
- KS D 7006 : E7016
- AWS A5.5 : E10016-G
- EN 757 : E55 3 Z B 12 H10
- EN ISO 2560-B : E55 18-G A H10
- JIS Z 3211 : E6916-G
KK-80
Welding of 780MPa class high tensile steel of pressure vessels, bridges, penstocks.
- KS D 7006 : E8016
- AWS A5.5 : E11016-G
- EN 757 : E62 0 Z B 12 H10
- JIS Z 3211 : E7616-G
K-9018M
Welding of low alloy high tensile steel having tensile properties of about 550~620MPa.
- KS D 7006 : E5816
- AWS A5.5 : E9018-M
- EN ISO 2560-A : E50 5 Z B 32 H10
- JIS Z 3211 : E6218-N3M1
K-10018M
Welding of low alloy high tensile steel having tensile properties of about 690MPa.
- KS D 7006 : E7016
- AWS A5.5 : E10018-M
- EN 757 : E55 3 Z B 32 H10
- JIS Z 3211 : E6918-N3M2
K-11018M
Welding of low alloy high tensile steel having tensile properties of about 780MPa such as HY 80 etc.
- KS D 7006 : E8016
- AWS A5.5 : E11018-M
- EN 757 : E62 3 Z B 32 H10
- JIS Z 3211 : E7618-N4M2
K-12018M
Welding of low alloy high tensile steel having tensile properties of about 830MPa.
- AWS A5.5 : E12018-M
- EN 757 : E69 3 Z B 32 H10
- JIS Z 3211 : E8618-N4C2M2
K-8018D1
Welding of 540MPa class high tensile steel or 1.5%Mn-0.35%Mo steel.
- AWS A5.5 : E8018-D1 H4
- EN ISO 2560-B : E55 18-3M2 P H5
- JIS Z 3211 : E5518-3M2 P H5
K-10018D2
Welding of 690MPa class high tensile steel (ASTM A302 Gr.B) or 1.5%Mn-0.35%Mo steel.
- AWS A5.5 : E10018-D2 H4
- EN 757 : E55 3 Z B T 32 H5
- JIS Z 3211 : E6918-4M2 P H5
K-8018D3
Welding of 540MPa class high tensile steel or 1.5%Mn-0.5%Mo steel.
- AWS A5.5 : E8018-D3 H4
- EN ISO 2560-B : E55 18-3M3 P H5
- JIS Z 3211 : E55 18-3M3 P H5
Atmospheric corrosion resisting steel
KW-50G
Welding of 490MPa class weathering steel of vehicles, buildings and bridges.
- KS D 7101 : DA5016W
- AWS A5.5 : E7016-G
- EN ISO 2560-A : E42 3 Z B 12 H10
- EN ISO 2560-B : E49 16-G A H10
- JIS Z 3214 : DA5016W
KW-50V
Vetical-down welding of 490MPa class weathering steel of vehicles, buildings and bridges.
- KS D 7101 : DA5016G
- AWS A5.5 : E7016-G
- JIS Z 3214 : DA5016G
KW-50WH
Flat and horizontal fillet welding of 490MPa class weathering steels.
- KS D 7101 : DA5026W
- JIS Z 3214 : DA5026W
KW-60G
Welding of 590MPa class weathering steel of vehicles, buildings, bridges and steel structures.
- KS D 7101 : DA5816W
- AWS A5.5 : E8016-G
- EN ISO 2560-A : E50 0 Z B 12 H10
- EN ISO 2560-B : E55 16-G A H10
- JIS Z 3214 : DA5816W
K-8018W
Welding of 590MPa class weathering steel of vehicles, buildings, bridges and steel structures.
- AWS A5.5 : E8018-W2
- EN ISO 2560-A : E46 2 Z B 32 H10
- EN ISO 2560-B : E55 18-NCC1 A U
- H10
KA-50G
Welding of 490MPa class corrosion resisting steel against sulfic acid of flus gasdesulfurization facilities.
- AWS A5.5 : E7016-G
- EN ISO 2560-A : E42 0 Z B 12 H10
- EN ISO 2560-B : E49 16-G A H10
- JIS Z 3211 : E4916-G