WELDING MATERIAL FOR SUBMERGED ARC WELDING AND GAS METAL ARC WELDING HAVING EXCELLENT IMPACT RESISTANCE AND ABRASION RESISTANCE PROPERTIES

摘要

The present invention relates to a welding material for submerged arc welding and gas metal arc welding having excellent impact resistance and abrasion resistance properties. An embodiment of the present invention provides a welding material for submerged arc welding and gas metal arc welding having excellent impact resistance and abrasion resistance properties, comprising: C: 0.12 to 0.75%; Si: 0.2 to 1.2%; Mn: 15 to 27%; Cr: 2 to 7%; S: 0.025% or less; P: 0.020% or less; the remnant Fe; and other inevitable impurities on the basis of weight%. In accordance with the present invention, a welded joint with excellent weldabillty, low-temperature impact toughness and abrasion resistance properties can be provided, thereby supplying welding materials submerged arc welding and gas metal arc welding, capable of applications to pipe manufacturing for use in the oil sand industry field and the like.;COPYRIGHT KIPO 2015