Page 2 - My Report
P. 2

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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