钢丝热镀锌-10%铝-3%镁-稀土合金镀层工艺  

Steel wire hot dip galvanized-10% aluminum-3% magnesium rare earth alloy coating process

作　　者：葛晓雷 苗立贤 Ge Xiaolei;Miao Lixian(Zhengzhou Jinghua Steel Pipe Co.,Ltd.,Zhengzhou 453000,China)

机构地区：[1]郑州京华制管有限公司,河南郑州453000

出　　处：《金属制品》2023年第5期21-24,共4页Metal Products

摘　　要：介绍了高碳钢丝热镀锌-10%铝-3%镁-稀土合金镀层工艺。给出合金成分质量分数要求:铝9.0%~12.5%,镁3%~3.5%,稀土0.03%~0.30%。助镀剂中氯化物质量浓度5~15 g/L;硼化物质量浓度30~80 g/L,表面活性剂体积分数2 ml/L。助镀剂温度60~70℃,合金液温度465~470℃。氮气抹拭保证氮气温度250~255℃,压力不小于0.02 MPa,根据钢丝走线速度调节氮气流量和压力。试生产产品镀层和表面质量符合标准要求。To introduced method of hot-dip galvanized-10%aluminum-3%magnesium rare earth alloy coating on high car-bon steel wire.Provided alloy composition mass fraction requirements:aluminum 9.0%~12.5%,magnesium 3%~3.5%,rare earth 0.03%~0.30%.Chloride mass concentration in plating aid is 5~15 g/L,borides mass concentration is 30~80 g/L,and surfactants volume fraction is 2 mL/L.Plating agent temperature is 60~70 C,and alloy solution temperature is 465~470℃.Nitrogen wipingensuresthat nitrogen temperatureis250~255℃,and pressureisnot lessthan 0.02MPa.Adjust nitrogen flow rate and pressure according to wire speed.The coating and surface quality of trial production product meet standard requirements.

关 键 词：高碳钢丝 单镀法 热镀锌-10%铝-3%镁-稀土合金 超声波除锈 氮气抹拭 

分 类 号：TG17[金属学及工艺—金属表面处理]