AWSA5.9/A5.9M-2017是美国焊接学会（AmericanWeldingSociety,AWS）发布的标准，专门用于不锈钢和耐热钢的电弧焊丝、焊带、焊丝和填充丝的分类。该标准提供了不锈钢和耐热钢焊接材料的化学成分、机械性能以及相关测试要求，适用于各类电弧焊接工艺，如气体保护焊（GMAW）、埋弧焊（SAW）和钨极惰性气体保护焊（GTAW）等。TheAWSA5.9/A5.9M-2017standard,publishedbytheAmericanWeldingSociety(AWS),specifiestheclassificationofstainlesssteelandheat-resistantsteelelectrodesforarcwelding,includingwires,strips,rods,andfillermetals.Itdefinesthechemicalcomposition,mechanicalproperties,andtestingrequirementsforthesematerials,coveringvariousarcweldingprocessessuchasgasmetalarcwelding(GMAW),submergedarcwelding(SAW),andgastungstenarcwelding(GTAW).该标准广泛应用于石油化工、能源、航空航天及食品加工等行业，确保焊接材料满足耐腐蚀性、高温强度和焊接工艺性能的要求。Thisstandardiswidelyusedinindustriessuchaspetrochemical,energy,aerospace,andfoodprocessing,ensuringthatweldingmaterialsmeetrequirementsforcorrosionresistance,high-temperaturestrength,andweldability.
