ER308H不锈钢焊丝焊道高温强度及抗裂性佳，适合焊接含碳量较高刚才ATSI304H(1Cr18Ni9）H00Cr21Ni10符合GBER308L相当AWSER308L用途:用于超低碳00Cr19Ni10不锈钢结构的焊接。焊丝化学成分(%)CMnSiSPNiCr≤0.031.00-2.50≤0.60≤0.020≤0.0309.00-11.0019.50-22.00)