ANSI/AWS A4.3-1993 测定马氏体、贝氏体和铁素体钢电弧焊接金属中可扩散氢含量的标准方法

标准号：ANSI/AWS A4.3-1993
中文标准名称：测定马氏体、贝氏体和铁素体钢电弧焊接金属中可扩散氢含量的标准方法
英文标准名称：Standard Methods for Determination of the Diffusible Hydrogen Content of Martensitic, Bainitic, and Ferritic Steel Weld Metal Produced by Arc Welding
标准类型：J33
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：J33
国际标准分类号：25.160.10
适用范围：A standard 25 x 12 x 80 mm test specimen and method of preparation are set forth, along with two standard methods of diffusible hydrogen analysis, mercury displacement and gas chromatography. The methods are suitable for shielded metal arc welding, gas metal arc welding , flux cored arc welding, and submerged arc welding using welding conditions and electrodes given in several applicable American Welding Society filler metal specifications.