TBA - NAVSEA TECHNICAL PUBLICATION

S9074-AQ-GIB-010/248 Rev 1

Table A-3. Essential Elements of an FS Procedure 1/, 2/

Repair of Friction Stirred Material

Element

FSW

FSP

Base material Specification and temper, or chemical analysis and condition

X

X

X

Base material product form Sheet, plate, extrusion, etc.

X

X

X

Base material thickness Nominal thickness and tolerances

X

X

X

Base material coating or cladding

X

X

X

Base material cleaning 3/

X

X

X

Effective processing size (see figure A-1)

--

X

X

Filler material Specification, type or chemical analysis, diameter, wire, powder, or plug Position For portable friction stir machine only, orientation of machine (overhead, vertical, flat [in-plane], etc.)

X

X

X

X

X

X

Raster pattern Sketch or diagram Joint design Reference or sketches

--

X

X

X

--

X

Joint gap Nominal gap and tolerances

X

--

--

Weld joint mismatch Mismatch (out-of-plane mismatch)

X

--

--

Thickness mismatch (in-plane thickness mismatch)

X

--

--

FS variant FSW or FSP

X

X

X

FS tool class Standard, fixed probe (single or double spindle), retractable, self-reacting (fixed gap bobbin or adjustable) Control method Force control, position control, temperature control, or other control scheme Machine model and type Machine type (robotic, C-frame, gantry, etc.), manufacturer, and model FS tool holder model and design FS tool holder design (geometry and material) and indication whether holder employs active cooling Seam tracking Methodology (automatic, manual, or combination), equipment (cameras, gates, sensors, alarms, tooling, etc.) for maintaining the centerline of the FS tool at the desired distance from the centerline of the joint or programmed path

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

See footnotes at end of table.

A-16

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