Page 3 - My Report
P. 3

Manufacturing of Thermit welding portions



 1.  Quality control of raw material  (extracted from TPP/LKO for reference)




 S.   Raw   Approved   Rly  Relevant  BIS  Inspecting  Authority**  and   Acceptance criteria   Supplier’s   Verification of material on
 No.   material   specification    code    extent of inspection   responsib  arrival   at   TPP/LKO
                                          ility
                                                        (No.TPP/Store/Material
                                                        Verification/01)

          IS:228/1987
 1   Mill Scale   TPP/MS/2013   Pt.  9  (third  The  mill  scale  is  procured  directly  from  the  Bhilai  100%   Chalan  invoice,  verification
 revision)    Steel plant, It is the by-product of the manufacturing   of  weight  and  moisture
 &   of  Rails.  Therefore  the  chemistry  of  the  mill  scale   content   and   physical
 IS:228/1987   commensurate  with  our  requirement.  It  is  loaded   verification   of   material
 Pt.  3  (third  from  Bhilai  Steel  plant,  in  the  presence  of   randomly.
 revision)   authorized representative of TPP/LKO.
                  As per TPP spec no.
 2   *Blown   TPP/BALP/2017   IS:438-2006   Physical  test,  sampling,  Send  TPP/BALP/2017,   100%   Chalan,  invoice,  verification
 Aluminium   to  LAB  for  chemical  analysis,  Inspection  report   of  identification  on  drum,
 Powder   checking   weight,   sealing  in   form   no.   seal,  weight  and  physical
 drums  jointly  and  prepare  TPP/BALP/2017/0          verification     of    material
 inspection  report  as  per  1 and chemical test       randomly.
 standard   form   no.  report from LAB***
 TPP/BALP/2017/01
                  As per TPP spec no.
 3   Calcium   TPP/CAF/2017   IS:14295-  Physical  test,  sampling,  Send  TPP/CAF/2017,   100%   Chalan,  invoice,  verification
 Fluoride   1995   to  LAB  for  chemical  analysis,  Inspection  report   of  identification  on  drum,
 (Metallurgi  checking   weight,   sealing  in   form   no.   seal,  weight  and  physical
 cal grade)   drums  jointly  and  prepare  TPP/CAF/2017/01   verification   of   material
 inspection  report  as  per  and  chemical  test       randomly.
 standard   form   no.  report from LAB***
 TPP/CAF/2017/01
                  As per TPP spec no.
 4   Ferro   TPP/FEMN/2017   IS-1171-2011   Physical  test,  sampling,  Send  TPP/FEMN/2017,   100%   Chalan,  invoice,  verification
 Manganese   to  LAB  for  chemical  analysis,  Inspection  report   of  identification  on  drum,
 grade   checking   weight,   sealing  in   form   no.   seal,  weight  and  physical
 FeMn80   drums  jointly  and  prepare  TPP/FEMN/2017/  verification     of    material
 inspection  report  as  per  01  and  chemical         randomly.
 standard   form   no.  test  report  from
 TPP/FEMN/2017/01   LAB***
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