CHS122（A122）执行标准：DGSK说明：CHS122是钛钙型药皮不锈钢焊条，交直流两用。由于焊缝含有较多的铁素体***，故具有优良的抗热裂性能及抗晶间腐蚀民用性能。用途：用于焊接工作温度低于300，要求抗裂及耐腐蚀性较高的Cr18Ni9型不锈钢结构件。熔敷金属化学成份：nbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbsp（%）CMnSiCrNiSP≤0.08≤2.5≤1.507.0-10.0≤0.030≤0.035熔敷金属化学性能：抗拉强度бb(Mpa)伸长率δ5(%)≥540≥25参考电流：（DC+）焊条直径（mm）2.02.53.24.05.0焊接电流（A）25-5050-8080-110注意事项：1、焊前焊条须经250左右烘焙1小时。)