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1·Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.

焊条电弧焊焊缝的断裂韧性与气体保护焊焊缝的断裂韧性相当。

2·Shielded Metal Arc Welding, Submerged-arc Welding and CO2 Arc Welding are recommended for base layer welding.

基层的焊接，推荐采用手工电弧焊、埋弧焊以及二氧化碳气体保护焊。

3·Welding defects such as collapse of molten pool, burning through, would like to happen in the high efficient gas shielded metal arc welding.

应用高效的气体保护熔化极电弧焊焊接铝合金薄板时，容易出现熔池下塌、烧穿等焊接缺陷。

4·Surfacing process test is made on Q235 steel substrate by shielded metal arc welding process using electrode CHR322 at different welding current condition.

前言： 采用焊条电弧焊工艺方法，选用C HR322堆焊焊条在Q235钢基体上以不同的焊接电流进行了堆焊试验。

5·The droplet transfer in the twin-wire co-pool gas-shielded metal arc welding(TCGMAW) process greatly affects the welding seam appearance and the welding quality.

双丝共熔池气体保护焊（TCGMAW）的熔滴过渡对焊缝成形以及焊接质量具有重要的影响。

6·Technological process of CO2 gas shielded metal arc welding with stainless flux cored wire used for stainless steel tank construction is presented in this paper.

介绍了采用不锈钢药芯焊丝CO2气体保护焊焊接不锈钢储罐的工艺过程。

7·Surfacing process is conducted on the substrate of steel A3 by shielded metal arc welding process using electrode CHR322 under different welding current conditions.

采用堆焊焊条CHR322，在A 3钢基体上以不同的焊接工艺进行手工电弧堆焊试验。

8·To reveal the influence of forced convection on gas shielded arc welding temperature field, the infrared camera was used to investigate the temperature field of the base metal in CO2 arc welding.

为了研究强制对流对气体保护焊温度场的影响，通过红外热像仪检测了CO2气体保护焊的温度场，发现在熔池及其邻近区域温度呈圆锥型分布。

9·English Name:Welding and allied processes - Recommendations for joint preparation - Manual metal-arc welding, gas-shielded metal-arc welding, gas welding, TIG welding and beam welding of steels.

简体中文标题：焊接和相关工艺。接缝制备的建议。钢的手动金属电弧焊、气体保护金属电弧焊、气焊、TIG焊接和束焊。

10·The national standard is suitable for welded joint of carbon steel and low alloy steel with gas welding (being used for sheet metal), manual arc welding and gas - shielded welding.

本标准适用于气焊(用于薄板)，手工电弧焊及气体保护焊焊接的碳钢、低合金钢焊接接头。