1、I I INCH - POUND I I MIL-STD-l689A(SH) 23 November 1990 SUPERSEDING 27-December 1983 (See 17.5) MIL-STD-l689(SH) MILITARY STANDARD FABRICATION, WELDING, AND INSPECTION OF . SHIPS STRUCTURE AMSC N/A AREA THJM DISTRIBUTION STATEMENT A. Approved or public release; distribution is unlimited Provided by
2、IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-Lh89A TH W 9799733 0096323 T W MIL-STD-l689A(SH) FORWARD 1. This Military Standard is approved for use by the Naval Sea Systems Command,.Department of the Navy, and is available for use by all Departments a
3、nd Agencies of the Department of Defense. 2. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 5523, Department of the Navy, Washington, DC 20362-5101 by
4、ushg the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. ii Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-l689A(SH) CONTENTS PARAGRAPH 1 . 1.1 1.2 1.3 1.4 2 . 2
5、.1 2.1.1 2.1.2 2.2 2.3 3 . 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.8.1 3.8.2 3.8.3 3.8.4 3.8.5 3.8.6 3.9 3.10 3.11 3.12 3.12.1 3.12.2 3.13 3.14 3.15 3.16 3.17 3.18 3 19 3.20 3.21 3.22 SCOPE Scope General References . Requirements subject to Naval Sea Systems Command (NAVSEA) approval . REFERENCED DOCUMENT
6、S Government documents . Specificatons and standards . Other Government publications Non-Government publications Order of precedence DEFINITIONS . General Acceptable . Activity . Approval (approved) Arc strike . Backgouge Ballistic plating Bulkheads Closure bulkhead (submarines) Containment bulkhead
7、 . Holding bulkhead (submarines) Structural bulkhead Enclosure bulkhead . Interior bulkhead Buildup Butt. . Circularity Coamings . Submarines . Surface ships Control surfaces . Corner crack . Decks. main strength (surface shps) . Erection . Fabrication Foundation . Fragmentation plating High-hardena
8、ble materials Higher strength steel (HSS) High strength low alloy steel PAGE 1 1 1 1 5 5 6 6 6 6 7 7 7 7 7 7 7 7 7 7 7 7 7 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 ii Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CONTENTS PARAGRAPH 3.23 3.23.1 3.23.2 3.24 3.2
9、5 3.26 3.27 3.28 3.29 3.30 3.31 3.32 3.33 3.33.1 3.33.2 3.33.3 3.33.4 3.33.5 3.34 3.35 3.36 3.37 3.38 3.39 3.40 3.40.1 3.40.2 3.40.3 3.40.4 3.40.5 3.40.6 3.40.7 3.41 3.41.1 3.41.1.1 3.41.1.2 . 3.41.2 3.41.3 3.42 3.42.1 3.42.2 3.42.3 3.43 3.44 3.45 3.46 PAGE High yield strength steel 9 HY-80/100 stee
10、l 9 HY-130 steel . 9 Inserts 9 Inspector 9 Lamination . 9 Record of accomplishment . 9 Make-up plate 9 NAVSEA authorized representative . 9 Ordinary strength (OS) steel . 10 Patches 10 Penetrations . 10 Plates (plating) . 10 Access plates 10 Small access plates 10 Closure plates . 10 Tank plating .
11、10 Protective plating (type A) . 10 Re-entrant angle . 10 Rigging fittings . 10 Seam . 10 Shapes . 10 Ship . 10 Snipe 11 Structure (submarine) 11 Nonpressure hull structure . 11 Nonsupport structure . 11 Pressure hull envelope . 11 Pressure hull 11 Pressure hull structure 11 Support structure 11 Con
12、tainment structure 12 Structure (surface ship) . 12 Primary structure 12 Hull envelope 12 Containment structure 12 Secondary structure 12 Miscellaneous structure 12 Tanks (submarines) . 12 Hard tanks . 12 Intermediate pressure tanks 13 Low pressure tanks (soft tanks) 13 Tilting bracket . 13 Underwat
13、er side protective system 13 Verify (verification) 13 Web stiffener 13 iv Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-e O a PARAGRAPH 3.47 3.47.1 3.47.2 3.47.3 3 -47.4 3.47.5 3.47.6 3.47.7 3.47.7.1 3.47.7.2 3.48 3.49 3.50 3.51 4 . 4.1 4.2 4.2.1 4
14、.2.1.1 4.3 4.4 4.4.1 4.4.2 4.4.3 4.4.4 4.4.5 4.4.6 4.4.7 4. 5 4.6 4.7 4.7.1 4.7.2 4.7.3 4.8 4.8.1 4.8.2 5 . 5.1 5.2 CONTENTS PAGE Welds 13 Attachment weld 13 Block weld . 13 Completed weld 13 Finished weld . 14 Foundation welds . 14 Tank welds (submarine) 14 Weld surfacing . 14 Weld buildup . 14 Wel
15、d cladding (defined in AWS 3.0) (see figure 7) . I 16 Welders 16 NDT personnel .:. 16 Corrective aids 16 Workmanship inspection requirements 17 Workmanship procedures . . 17 Qualification of workmanship inspection personnel . 17 RECORD REQUIREMENTS 17 General , 1 . 17 Records 17 Provided by IHSNot f
16、or ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-3b87A TH 7777733 0076325 7 CONTENTS . PARAGRAPH 5.2.1 5. . 2.2 5.223 . 5.2.4, 5.225 . . 5.2.6. 5.2.6.1 5.2.6.2 5.2.6.4 . 5.2.7 . . 5.2.8 . 5!2.9.1 5.2.10 5.2.10,l. 5.2,10.2 5.2.11 c. . 5.2.12 . 5.2.6.3. .: . 5.2.9
17、. 6 . 6 1 . . 6.1.1 . 6.2 6.2.1 6 . 3. 6.3.1 . 6.9.2 . . 6.4 6.4.1 . 6 4.1. 1.1 6.4.1.1.2 6.4.2 6.5 6.5.1 6.5.3 . . 6.2.2 -: 6.4.1.1 . i 6.5.2 . . 6.6 6.6.1 . 6.6.1.1 . Welding procedure qualification qualification . NDT procedure qualification NDT personnel qualification Workmanship personnel quali
18、fications . Material receipt inspection records castings Submarine support structure Welding filler materials . Welding surveillance inspection NDT VT inspection of welds . Workmanship inspection . Submarines . Surface ship dimensions Record instructions . Maintenance of records . Welder and welding
19、 operator Plates. shapes. forgings. bars. and Pressure hull envelope . Surface ships and other submarine material INSPECTION REQUIREMENTS . General Inspection . Material inspection Material identification Filler material inspection . Welding inspection . Surveillance inspection of welding . Inspecti
20、on of workmanship VT inspection Visual inspection of welds . Fillet welds on primer coated surfaces . Single-pass fillet welds . Multiple-pass fillet welds . Visual inspection of base materials MT inspection Final inspection . Exemptions . Loss of minimum interpass temperature in JdY-80/100 and high
21、-hardenable materials PT inspection Surface ships . Aluminum superstructure . PAGE 17 17 17 17 18 18 18 18 18 18 18 18 19 19 19 19 19 20 20 20 20 20 20 20 20 21 21 21 22 22 22 22 22 23 23 28 28 28 29 29 29 vi Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I
22、HS-,-,-PARAGRAPH 6.6.1.2 6.6.2 6.6.3 6.7.1 6 7.2 6.8 6.8.1 6.8.2 -6.8.3 6.9 6.9.1 6.9.2 6.9.2.1 6.9.3 6.9.4 6.9.5 6.9.6 6.9.7 . 6.6.2-.1 . 6.7 7 . 7.1 7.2 7.2.1 7.2.1.1 7.2.1.2 7.3 7.4 7.5 7.6 8 . 8.1 8.2 8.2.1 8.2.2 8.2.3 8.2.4 8.2.5 8.2.6 8.2.7 8.2.8 8.238.1 8.2.8.2 8.2.6.1 MIL-STD-l689A(SH) CONTE
23、NTS . . . Exception Submarines . Exceptions . Cold formed welds RT inspection Welds UT inspection Welds Approval . Random or partial inspections . Random or partial inspections Stud welding . Bend testing . Tension testing by torquing Rejection procedure Pressure-containing applications . Nonpressur
24、e-containing applications Temporary attachments Internally threaded studs Tension testing NDT METHODS . VT inspection . Welds MT inspection RT inspection UT inspection Personnel qualification Surface preparation Base material .L PT inspection . INSPECTION ACCEPTANCE STANDARDS . General . VT inspecti
25、on of completed welds . Cleanliness Weld surface uniformity- . Shape of fillet weld face . Arc strikes . Cracks Porosity . Fillet welds on primer-coated surfaces . Undercut. end melt. corner melt Weld size Groova-tee and fillet welds Butt-welds . PAGE 29 29 29 29 29 38 38 39 39 39 40 40 40 40 41 41
26、41 41 41 41 42 42 42 42 42 42 42 42 42 42 42 42 42 43 43 43 43 43 43 43 43 44 44 45 vii Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- . flIL-STD-3687A TH W 7777933 0096327 O MIL-STD-l689A(SH) CONTENTS. . . PARAGRAPH . . . 8.2.9 8.2. 10 . 8.2.12. .
27、 8.2.11 . a.2:12.1 8.2,12.2 8.2.13 8.2.14 8.3 8.3.1 8.3.2 8.3.3 . . 8.3.4 8:4 8.4.1 8.4;l.l . . 8.4.2 8.4.2.1 8.4.3 8.4.1,2 . 8.5 8.5.1 8.5.1.1 . . 8.5.1.2 8.5.2 8.5.2.1 8.5.2.2 8.6 8.6.1 8.6.2 8.6.3 . . 8.6.4 . 9.2 9.2.1 9.3 . “ 9.3.1 9.3.2 9.3.3 Seal-off and wrap-aroundwelding . Contour grinding .
28、 Nicks. gouges. and other fabrication scars VT inspection for edge laminations Surface ships I . Submarines Circularity and frame dimensional tolerances Other NDT MT inspection Welds . .; Castings . Edge laminations in submarines . Forgings. bars. formed materials . RT inspection Welds Submarine wel
29、ds Surface ships Castings Weld repair fections UT inspection Welds Submarine welds .+ Surface ship welds . Materials Wrought materials Cast materials . PT inspection Welded joints Weld cladding . Adjacent base material . RT indications of surface imper- Castings FORMED MATERIALS AND WELDS General .
30、Cold forming . Inspection of HY-80/100. HSLA-80 and high- hardenable materials Hot forming Contaminants Furnace fuels . HY-80/100. HSU-80. and high-hardenable materials . . PAGE 45 45 45 45 45 46 46 46 46 46 46 46 47 47 47 47 47 47 47 47 47 47 47 47 47 47 47 48 48 48 48 48 . . 48 48 49 49 49 49 50 5
31、0 viii Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CONTENTS PARAGRAPH 9.3.3.1 Base material testing 9.3.3.2 Surface inspection . 9.3.3.3 Hot formed base metal repair welds- . 9.3.3.4 Forming restrictions . 9.3.4 . Welding procedure qualification
32、for hot 9.4 Forming of galvanized steels . formed and heat treated welds . 10 . WELDING FILLER MATERIALS 10.1 General . 10.2 Acquisition requirements . 10.3 Handling and storage 10.3.1 Covered electrodes . 10.3.1.1 Covered electrodes for welding HY-80/100, HSLA-80, and high-hardenable materials 10.3
33、.1.1.1 Conditioning and maintenance of ferritic covered electrodes for use involving HY-80/100, HSLA-80, or STS applications 10.3.1.1.1.1 Baking . 10.3.1.1.1.2 Storage in holding ovens . 10.3.1.1.1.3 Rebaking . 10.3.1.1.2 Exposure of electrodes . . 10.3-1.1.3 Returned electrodes 10.3.2 Bare electrod
34、e and flux core wire or filler wire storage . 10.3.3 Submerged-arc granular flux 10.3.3,l Granular flux for welding HY-80/100, 10.3.3.1.1 Storage 10.3.3.1.2 Preparation for use 10.3.3.1.3 Reuse 10.3.3.2 Granular flux for welding other than HSLA-80, or high-hardenable materials . HY-80/100, HSLA-80,
35、or high-hardenable materials . 10.3.3.2.1 Storage 10.3.3.2.2 Reuse 10.4 Welding filler material identification . 10.4.1 Coated electrodes 10.4.2 Bare electrodes, flux core wire, or filler metal 10.4.3 Granular flux PAGE 50 50 50 50 50 51 51 51 58 58 58 59 59 59 59 59 60 60 60 60 60 60 60 60 60 60 60
36、 60 61 61 61 11 . WELDING DESIGN 61 11.1 Joint efficiency . 61 11.2 Design group classification 61 ix Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PARAGRAPH 11.2.1 11.2.2 11.2.3 11.2.3,l 11.2.3.2 11.2.4 11.2.5 11.2.5.1 11.2.5.2 11.2.6 11.2.7 11.2.
37、8 11.3 11.3.1 11.3.1.1 11.3.2 11.3.3 11.3.3.2 11.3.4 11.3.3;l . /. 11.3.4.1 11.3.4.2 11.3.5 11.3.5.1 11.3.5.2 11.3.6 11.3.7 11.3.8 11.3.9 11.3.10 11.3.11 11.3.12 11.3.13 11.3.14 12 . 12.1 12.2 MIL-STD-Lb87A TH m 77797LL 007b327 4 MIL-STD-l689A(SH) CONTENTS PAGE Group B joints . 62 Group T j oints .
38、62 Group PT joints 62 Intermittent fillet.welded joints 63 Intermittent fillet weld size 63 Group C joints . 63 Group L joints 63 Fillet welded lap joints . 63 Plug and slot welds 63 Group E joints . 70 Special joints . 70 Canted tee joints 70 Design requirements 71 Composite joints 76 Bimetallic jo
39、ints 76 Pressure hull envelope attachment in submarines 76 Penetrations in submarines . 76 Intersection 76 Distance 76 Inserts, patches, and small plates in submarines 77 Inserts. patches. small access plates 77 Terminations on full penetration butt joints 77 Access and closure plates in submarines
40、78 Boundaries . 78 joints 78 Inserts. patches, and small access plates in surface ships 78 Access and closure plates in surface ships . 98 Make-up plates . 79 Vent and drain holes . 79 Snipes . 79 Water and oil stops 79 Tank boundaries 79 Type A protective compensation . 79 Protective plating other
41、than type A . 79 . Terminations on full penetration butt ERECTION REQUIREMENTS 80 General Assembly and erection X Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-3689A TH 7974933 0076330 O W - . PARAGRAPH 12.2.1 12.3 12.3.1 12.3.1.1 12.3.2 12
42、.3.2.1 12.3.2.1.1 12.3.2.1.2 12.3.2.1.3 12.3.2.1.4 12.3.2.1.5 12.3.2.2 12.3.3 12.3.4 12.4 13 . 13.1 13.1.1 13.1.2 13.2 13.2.1 13.2.2 13.2.3 13.2.4 13.2.5 13.3 13.4 13.4.1 13.4.2 13.5 13.5.1 13.5.2 13.6 13.6.1 13.6.2 13.6.3 13.6.4 - “T MIL-STD-l689A(SH) CONTENTS Riveting and mechanical fastening Alig
43、nment and fairness . Plate and shape alignment tolerances . Intercostal structure (surface ships and submarines) . Structural fairness Surface ships Tolerances on figures 21 and 23 Tolerances on figures 22 and 24 Other structural bulkheads and decks . Deviations . Correction of frame. beam and stiff
44、ener bows Submarines . Straightening (steel) Straightening (aluminum) . Circularity (submarines) . WELDING REQUIREMENTS Welding procedure and performance qualification . Vertical position. down progression Gas metal-arc Joint preparation Joint configuration Weld root cleaning . Weld root and repair
45、excavation contour . Additional requirements for HY-80. “100. and high-hardenable materials . Removal of austenitic or nonferrous weld metal Welding materials Preheat procedures and controls Methods Application Use of torch heating . Preheat and interpass temperature measurement . Alternate heat inp
46、uts Root passes Twin arc roots . Computation of heat input for HY.80/100. HSLA-80. or STS . Preheat and interpass temperatures . Heat input . xi PAGE ao ao ao ao a1 a1 a1 a1 a2 a2 a2 a2 a2 a3 a3 a3 a3 a3 a3 a3 a4 a4 a4 a4 a4 a4 a4 a5 a5 a5 a7 a7 aa aa aa 88 aa Provided by IHSNot for ResaleNo reprodu
47、ction or networking permitted without license from IHS-,-,-PARAGRAPH CONTENTS PAGE 13.7 13.7.1 13.9 13.10 13.11 13.12 13.13 13.14 13.15 13.8 13.16 13.17 13.17.1 13.17.1.1 13.17.2 13.18 13.18.1 13.18.2 13.19 13.20 13.21 14 . 14.1 14.1.1 14.1.1.1 14.1.1.2 14.1.1.2.1 14.2 14.2.1 14.2.2 14.3 14.3.1 14.3
48、.2 14.3.2.1 14.4 14.4.1 14.4.2 14.4.3 14.4.4 Tack welds . aa Block tack welds . a9 Slag removal . a9 Ferritic welds . a9 Buttering or buildup . a9 Arc stud welding . a9 Weld cutback requirement . 90 Welding over primer coated surfaces 90 Welding of precipitation hardenable alloys 90 Oxyfuel gas weld
49、ing 90 Repair of holes 90 Inspection of repair welding . 91 Post weld heat treatment . 91 Heat treatment restrictions 94 Temperatures . 94 Environmental control 95 Welding equipment .grounding 95 Welding over galvanized surfaces . 90 Repair of base materials and welds . 90 Alternate methods of repairing holes . 91
