S9074-AR-GIB-010/278
from the coupon and are satisfactorily tested per MIL-STD-248.
40.2.1.2 The activity's methods and controls for accomplishing coupon testing shall be described in a written procedure. Records of test results signed by the activity's responsible official, shall be maintained for all welders for the preceding 12 months. Records shall include base material grade and thickness, welding process, bend radius, location of test (shipboard, shop, etc.) test date, results and welder's name.
40.2.1.3 Activities exclusively welding piping or tubing of sizes less than 1- 1/2-inch nps are exempt from the requirements of 40.2.1.
40.2.2 For welding other than pipe. as covered by 40.2.1, and pressure vessels, as covered by 40.1, the following shall apply: Testing is not required for class M, category C welds. For personnel performing welding of casting fabrication welds or fabrication welds in other components covered by this document, testing per 40.2.1 shall also be performed except that plate may be used in Iieu of pipe. Alternatively, bend testing per 40.1 may be performed for each component. Activities exclusively performing repair welding of castings or producing components made by automatic welding processes in a chamber, or vacuum, of materials less than 1/8-inch thickness are exempt from these requirements. 40.2.3 As an alternate to 40.2.1 or 40.2.2. sampling of in process and final weld hardness in accordance with methods and procedures approved by NAVSEA may be performed.
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