scope:

This standard contains minimum requirements for the fabrication and inspection of the hull and associated struocft ucroemsb atant surface ships. The requirements for shipbuilding, materials, welding, welding design, mechanical fasteners, workmanship, inspection, forming, castings and records are included. It also applies to those submarine structures which are not high-yield steels Requirements for HY-80/100 submarine structure are contained in MIL-STD-1688(SH)* Requirements for HY-130 submarine structure are contained in MIL-STD-1681(SH).

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 applictaob lmea terials, workmanship, inspection and quality control. Guidance information is indicated either by the word should or may. Such information represents the latest technical guidance to assure quality but is not mandatory.

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 4.7 shall include subparagraphs 4.7 .l, 4.7.2, 4.7.2.1, 4.7.2.2.

Requirements subject to Naval Sea Systems Command (NAVSEA) approval. Any requirements containedi n this standard specifically requiring NAVSEA approval shall be forwarded to Naval Sea Systems Command, Assistant Director, Materials Engineering, Washington,D C 20362. Subcontractors shall submit such items to the contracting activity in accordance with the contract or purchase order.