├AWS A5.01 1993 填充金属采购导则（中）.pdf├AWS A5.1 A5.1M 2004 手工电弧焊用碳钢焊条（中）.pdf├AWS A5.10 A5.10M 1999 铝和铝合金光焊丝和填充丝（中）.pdf├AWS A5.11 A5.11M 2005 手工电弧焊镍和镍合金焊条（中）.pdf├AWS A5.12 A5.12M 1998 电弧焊和切割用钨和钨合金电极（中）.pdf├AWS A5.13 2000 手工电弧焊用堆焊焊条（中）.pdf├AWS A5.14 A5.14M 1997 镍和镍合金光填充丝和焊丝（英）.pdf├AWS A5.14 A5.14M 2005 镍和镍合金光填充丝和焊丝（中）.pdf├AWS A5.15 1990 铸铁用焊条、焊丝和填充金属丝（中）.pdf├AWS A5.16 A5.16M 2004 钛和钛合金焊丝和填充丝（中）.pdf├AWS A5.17 A5.17M 1997 埋弧焊用碳钢焊丝和焊剂（中）.pdf├AWS A5.18 A5.18M 2005 气体保护焊用碳钢焊丝和填充丝（中）.pdf├AWS A5.2 1992 氧燃气焊接用碳钢和低合金钢填充丝（中）.pdf├AWS A5.20 A5.20M 2005 弧焊用碳钢药芯焊丝（中）.pdf├AWS A5.21 2001 堆焊用光焊丝和填充丝（中）.pdf├AWS A5.22 1995 弧焊用不锈钢药芯焊丝和钨极气体保护焊用不锈钢药芯填充丝（中）.pdf├AWS A5.23 A5.23M 1997 埋弧焊用低合金钢焊丝和焊剂（中）.pdf├AWS A5.24 A5.24M 2005 锆和锆合金焊丝和填充丝（中）.pdf├AWS A5.25 A5.25M 1997 电渣焊用碳钢和低合金钢焊丝和焊剂（中）.pdf├AWS A5.26 A5.26M 1997 气电焊用碳钢和低合金钢焊丝（中）.pdf├AWS A5.28 A5.28M 2005 气体保护电弧焊用低合金钢焊丝和填充丝（中）.pdf├AWS A5.29 A5.29M 2005 弧焊用低合金钢药芯焊丝（中）.pdf├AWS A5.3 A5.3M 1999 手工电弧焊用铝和铝合金焊条（中）.pdf├AWS A5.30 1997 可溶化嵌条（中）.pdf├AWS A5.31 1992 钎焊和钎接焊钎剂（中）.pdf├AWS A5.32 A5.32 1997 焊接保护气体（中）.pdf├AWS A5.4 A5.4M 2006 手工电弧焊用不锈钢焊条（中）.pdf├AWS A5.5 A5.5M 2006 手工电弧焊用低合金钢焊条（中）.pdf├AWS A5.6 1984R 铜和铜合金药皮焊条（中）.pdf├AWS A5.7 1984R 铜和铜合金光焊丝和填充丝（中）.pdf├AWS A5.8 A5.8M 2004 钎焊和钎接焊填充金属（中）.pdf├AWS A5.9 A5.9M 2006 不锈钢光焊丝和填充丝（中）.pdf├AWS B1.11 2000 焊接目视检查工作手册（中）.pdf├AWS D1.1 D1.1M 2008 钢结构焊接规范（中）.pdf├AWS D1.4 D1.4M 2005 结构焊代号 补强钢（英）.pdf├AWS D9.1 D9.1M 2006 钣金焊接规范（英）.pdf├AWS QC1 2007 焊接检验师资质认可（英）.pdf - 隐藏 -