標準號：ANSI/AWS D8.9M-2012
中文標準名稱：汽車薄型鋼材的耐點焊特性試驗方法
英文標準名稱：Test Methods for Evaluating the Resistance Spot Welding Behavior of Automotive Sheet Steel Materials
標準類型：H46
發布日期：2012/1/1 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：H46
國際標準分類號：25.160.10
適用范圍：The document contains a number of tests and test methods useful in determining the spot welding performance of coated and uncoated automotive sheet steels of all strength levels and compositions. The test methods are designed to assess current range, electrode endurance, and weld properties of automotive sheet steels. The weld property tests include tests for hold time sensitivity, weld hardness, shear tension strength, and cross tension strength. The document and the test methods, parameters, and test criteria it contains are designed exclusively for laboratory testing and are not intended as recommended practices or standards for manufacturing operations.