68HE2520R26E310-1668HKbE2520B20＋E310-15A68HSGX12CrNi2520～ER310112σ0.2＞350MPaσb＞550MPaδ:30％Akv＞47J高铬镍合金钢焊材。用于耐热不起皮钢及铸钢的焊接和堆焊。工作温度达1200℃。DING-X30CrSi61.4710X10CrAl71.4713X10CrAl181.4742X10CrAl241.4762X15CrNiSi20121.4828G-X25CrNiSi20141.4832G-X40CrNiSi25121.4837G-X15CrNi25201.4840X15CrNiSi25201.4841X12CrNi25211.4845)