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Welding of 1%Ni steel and aluminium-killed steel used at low temperature, LPG tanks, etc.

• AWS: A5.5 : E7018-C3L H4R
• EN: ISO 2560-A : E42 3 1Ni B 32 H5
• EN: ISO 2560-B : E49 18-N2 A H5
• JIS: Z 3211 : E4918-N2 H5

Served as both carbon dioxide and mixture gas, and stable arc performance in almost welding current