Crack Repair by Metal Surgery

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Crack Repair by Metal Surgery
RA Power Solutions Pvt. Ltd. was called by a
leading forging company based in western part of
India manufacturing open forgings for heavy
engineering plants. One of the operation involved
use of clear space pneumatic hammer which they
imported from massey of UK. Due to constant use
of forging hammer and its age the pneumatic
chamber of the hammer developed a crack measuring
69 inches. The whole plant due to non operation
of this critical equipment was on stand still.
The pneumatic chamber is manufactured out of grey
cast iron. The company tried to repair the crack
by welding process and engaged a leading company
to execute the repairs. The crack repair of the
cast iron pneumatic chamber was not successful.
RA Power Solutions Pvt. Ltd. was called to repair
the crack by metal surgery process.
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Materials Used in Metal Stitching/ Metal Locking
Process
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Metal Surgery 
RA Power Solutions Pvt. Ltd. initially carried
out magnetic particle test (MPI) and dye
penetrant test of cast iron pneumatic chamber to
check the exact length and the profile of the
crack developed. The paint including red oxide
applied on the cast iron pneumatic chamber was
removed completely. The crack of 69 inches was
repaired by our technicians by metal stitching
and metal locking process. The keys, master metal
locks and all consumables used for metal
surgery were imported from UK. After the
completion of metal stitching and metal locking
operations, the chemicals were applied to stop
the air leakage from the pneumatic
chamber. Content Source Crack Repair by Metal
Surgery RA Power Solutions
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THANK YOU!
Mob No 91 9582647131 Tel No 91-1244378292,
4251615 Email ID rajshahani_at_rapowersolutions.com
, info_at_rapowersolutions.com