GTAW- FeⅠ-6G-2/60-FefS-02/11/12和SMAW- FeⅠ-6G(k)-3/60- Fef3J GTAW- FeⅡ-6G-2/42-FefS-02/11/12和SMAW- FeⅡ-6G(k)-3/42- Fef3J GTAW-FeⅣ-6G-3/114-FefS-02/11/12和SMAW-FeⅣ-6G(K)- 4/114-Fef4焊工证上截下来的,分别都代表的到底是

GTAW- FeⅠ-6G-2/60-FefS-02/11/12和SMAW- FeⅠ-6G(k)-3/60- Fef3J GTAW- FeⅡ-6G-2/42-FefS-02/11/12和SMAW- FeⅡ-6G(k)-3/42- Fef3J GTAW-FeⅣ-6G-3/114-FefS-02/11/12和SMAW-FeⅣ-6G(K)- 4/114-Fef4焊工证上截下来的,分别都代表的到底是
GTAW- FeⅠ-6G-2/60-FefS-02/11/12和SMAW- FeⅠ-6G(k)-3/60- Fef3J GTAW- FeⅡ-6G-2/42-FefS-02/11/12
和SMAW- FeⅡ-6G(k)-3/42- Fef3J GTAW-FeⅣ-6G-3/114-FefS-02/11/12和SMAW-FeⅣ-6G(K)- 4/114-Fef4焊工证上截下来的,分别都代表的到底是什么?

GTAW- FeⅠ-6G-2/60-FefS-02/11/12和SMAW- FeⅠ-6G(k)-3/60- Fef3J GTAW- FeⅡ-6G-2/42-FefS-02/11/12和SMAW- FeⅡ-6G(k)-3/42- Fef3J GTAW-FeⅣ-6G-3/114-FefS-02/11/12和SMAW-FeⅣ-6G(K)- 4/114-Fef4焊工证上截下来的,分别都代表的到底是
GTAW手工电弧焊-FeⅠ-I类材质(低合金钢)-6G 45度管(带垫板)-2/60管壁厚度2mm/管径60mm 我就知道这点,希望能帮到你一些SMAW钨极氩弧焊