S9074-AQ-GIB-010/248 Rev 1
1-2.2 HIGH-HEAT INPUT PROCEDURES FOR MIL-S-22698. Unless accompanied by heat affected zone (HAZ) toughness testing or specifically approved by NAVSEA, procedures previously qualified to other revisions of this document involving MIL-S-22698, grades D, E, AH36, DH36, and EH-36 with heat inputs of 110 kilojoules/inch or higher are not approved for use when this revision is invoked (see table 7-7, footnote 5). 1-3 REQUIREMENTS AND GUIDANCE. This document contains both mandatory requirements (indicated by the word “shall”), designed to serve as standards applicable to methods, materials, and inspection, and guidance information (indicated by either the word “should” or
“may”). Guidance inform ation is recommended but is not mandatory. 1-4 OTHER NAVSEA WELDING QUALIFICATION STANDARDS.
Existing welding procedures and personnel qualifications in accordance with NAVSEA 250-1500-1 may be used as discussed below in lieu of the qualification requirements of this document, provided the prior qualification is for base and filler materials and welding processes normally allowed by NAVSEA 250-1500-1: a. Welding procedure qualification evidence that supports an approved welding procedure in accordance with NAVSEA 250-1500-1 may be considered approved in lieu of welding procedure qualification evidence required by this document, even though the nondestructive and destructive tests conducted on the qualification test assembly may have differed from those required by this document. In addition to the base and filler materials which this qualification evidence allows to be welded in accordance with this document, base and filler materials allowed by the NAVSEA 250-1500-1 approved welding procedure may also be considered qualified. The welding procedure shall be rewritten, as necessary, to conform to the requirements of this document (e.g., to reflect differences in requalification requirements). b. Welding personnel qualifications in accordance with NAVSEA 250-1500-1 may be used in lieu of qualifications in accordance with this document, provided personnel are trained on the applicable differences. The extent of qualification shall be as allowed in either document. 1-5 AUTHORIZED REPRESENTATIVE ANNUAL MEETING. Authorized representatives (see 3-1.6) shall meet annually to discuss any issues or deficiencies encountered with qualifications in accordance with this document. NAVSEA will arrange the time and place of this meeting.
1-2
Made with FlippingBook - Share PDF online