焊接种类 Varieties of Welding 电弧焊 arc welding 电熔焊 electric fusion welding (EFW) 气熔焊 fusion gas welding (FGW) 电阻焊 electric resistance welding (ERW) 有保护的金属电弧焊 shielded metal arc welding (SMAW) 手工或自动隋性气体保护钨极电弧焊 manual and automatic inert gas tungsten arc welding (GTAW) 自动埋弧焊 automatic submerged arc welding 金属极隋性气体保护电弧焊 gas metal arc weiding (GMAW) 氩弧焊 argon-arc welding, 气体保护电弧焊 gas-shielded arc welding 气焊 gas welding; flame welding 等离子焊 plasma welding 硬钎焊 braze welding 电渣焊 electroslag welding ***焊 explosive welding 焊接形式 Type of Welding 角焊 fillet welding 间断焊 intermittent welding 点焊 spot welding 对焊 butt welding 搭焊 lap welding 塞焊 plug welding 珠焊 bead welding 槽焊 slot welding 堆焊 build up welding 垫板焊 backing weld 坡口 groove V形坡口 V groove 单面U形坡口 single U groove K形坡口 double bevel groove X形坡口 double V groove 双面U形坡口 double U groove U-V组合坡口 combination U and V groove 根部间隙 root gap 焊接符号 symbol of weld 错边量 alignment tolerance 焊接位置 Welding Position 仰焊 overhead welding 现场焊 field weld (F.W.) 封底焊 back run welding 立焊 vertical welding 平焊 flat welding 工厂(车间)焊接 shop weld 定位焊 tack weld 跳焊 skip welding 节距 pitch 焊接缺陷 Defects of Welding 焊接裂纹 weld crack 根部裂纹 root crack 微裂纹 micro crack 错位 mismatch 弧坑 pit; crater 焊穿 burn through 夹渣 slag inclusion 咬边;咬肉 undercut 焊瘤 overlap 气孔 porosity, blow hole 砂眼 blister 针孔 pin hole 严重飞溅 excessive spatter 未溶合 incomplete fusion; lack of fusion 根部未焊透 incomplete penetration 母材;基层金属 base metal 预热 preheating 热影响区 heat affected zone (HAZ) 焊条 welding electrode (rod) 焊丝 welding wire 焊药(剂) flux
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