1.SCOPE S9074-AR-GIB-010/278
1.1 This document contains the welding and allied processes (except brazing) and casting requirements including inspection for the fabrication, alteration, or repair of any item or component of machinery, piping, and pressure vessels in ships of the United States Navy.
1.2 Requirements for welding and inspection of HY and HSLA steel submarine structure and surface ship structure are contained in MIL-STD-1688, MIL-STD-1689 and MIL-STD-1681, as applicable.
1.3 Weldments made principally of sheet metal (such as electrical boxes: ventilation and air conditioning ducts: and protective covers for gears, belts, and chain drives) are excluded from the requirements of this document. Weldments of vents, overflows, and drains are also excluded. 1.4 This document contains both mandatory requirements and guidance information. The mandatory requirements, indicated by the words "shall" or "is required", are designed to serve as standards applicable to materials, workmanship. inspection, and quality control. Guidance information is indicated either by the word "should" or "may". Where specific approval by the Naval Sea Systems Command (NAVSEA) is required, it is so noted (see 1.6). 1.5 Reference in this document to a particular paragraph or section number shall include all applicable subparagraphs under that paragraph or section number. For example: The reference to paragraph 4.4 shall include subparagraphs 4.4.1 and 4.4.2. 1.6 Requirements subject to NAVSEA approval. Any requirements contained in this document specifically requiring NAVSEA approval shall be forwarded to Naval Sea Systems Command. 2531 Jefferson Davis Highway. Arlington, VA 22242-5160 via the authorized representative. Subcontractors shall submit such items to the contracting activity in accordance with the contract or purchase order. Contracting activities and authorized representatives shall thoroughly review and make recommendations as to the acceptability of the requirement submitted.
1.7 Document precedence. Unless otherwise specified herein, in the event of conflict between this document and other documents, the following order of precedence shall apply:
(a) Ship specifications for a particular ship or class, or Deep Diving General Overhaul Ship Specifications (DDGOSS), as appropriate (this includes plans and drawings). (b) Equipment or component specifications. (c) This document. (d) Other referenced documents.
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