SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  Schedule 13G

                    Under the Securities Exchange Act of 1934
                                 (Amendment No )


                                Sinter Metals Inc
          ------------------------------------------------------------
                                (Name of Issuer)


                                  Common Stock
          ------------------------------------------------------------
                         (Title of Class of Securities)


                                   82934Q 10 1
                      ------------------------------------
                                 (CUSIP Number)


----

Check the following box if a fee is being paid with this statement I X I. (A fee
is not required only if the filing person:  (1) has a previous statement on file
reporting  beneficial  ownership  of more  than  five  percent  of the  class of
securities  described  in Item 1;  and (2) has  filed  no  amendment  subsequent
thereto reporting  beneficial  ownership of five percent or less of such class.)
(See Rule 13d-7.)

*The  remainder of this cover page shall be filled out for a reporting  person's
initial  filing on this form with respect to the subject class of securities and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).

                        (Continued on following page(s))

                                Page 1 of 7 Pages

<PAGE>

    CUSIP No. 82934Q 10 1               13G                 Page 2 of 7 Pages

--------------------------------------------------------------------------------
  1    NAME OF REPORTING PERSON
       S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

       Citicorp                  13-2614988

--------------------------------------------------------------------------------
  2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP *

       (a)_______


       (b)_______

--------------------------------------------------------------------------------
  3    SEC USE ONLY


--------------------------------------------------------------------------------
  4    CITIZENSHIP OR PLACE OF ORGANIZATION

       Delaware

--------------------------------------------------------------------------------
                       5   SOLE VOTING POWER
     NUMBER OF
                           None
       SHARES
                     -----------------------------------------------------------
                       6   SHARED VOTING POWER
    BENEFICALLY
                           None
      OWNED BY
                     -----------------------------------------------------------
                       7   SOLE DISPOSITIVE POWER
        EACH
                           None
     REPORTING
                     -----------------------------------------------------------
                       8   SHARED DISPOSITIVE POWER
       PERSON
                           None
        WITH
--------------------------------------------------------------------------------
  9    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       None, except through its wholly owned subsidiary Citibank N.A. and its 
       wholly owned subsidiary, Citicorp Venture Capital, Ltd. 
--------------------------------------------------------------------------------
  10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *


--------------------------------------------------------------------------------
  11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

       See Line 9, above

--------------------------------------------------------------------------------
  12   TYPE OF REPORTING PERSON *

       HC

--------------------------------------------------------------------------------
                      * SEE INSTRUCTION BEFORE FILLING OUT!

<PAGE>

    CUSIP No. 82934Q 10 1       13G                 Page 3 of 7 Pages

--------------------------------------------------------------------------------
  1    NAME OF REPORTING PERSON
       S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

       Citibank, N.A.              13-5266470

--------------------------------------------------------------------------------
  2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP *

       (a)_______


       (b)_______

--------------------------------------------------------------------------------
  3    SEC USE ONLY


--------------------------------------------------------------------------------
  4    CITIZENSHIP OR PLACE OF ORGANIZATION

       A national banking association

--------------------------------------------------------------------------------
                       5   SOLE VOTING POWER
     NUMBER OF
                           None
       SHARES
                     -----------------------------------------------------------
                       6   SHARED VOTING POWER
    BENEFICALLY
                           None
      OWNED BY
                     -----------------------------------------------------------
                       7   SOLE DISPOSITIVE POWER
        EACH
                           None
     REPORTING
                     -----------------------------------------------------------
                       8   SHARED DISPOSITIVE POWER
       PERSON
                           None
        WITH
--------------------------------------------------------------------------------
  9    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       None,  except through its wholly owned  subsidiary,  Citicorp  Venture
       Capital, Ltd.

--------------------------------------------------------------------------------
  10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *


--------------------------------------------------------------------------------
  11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

       See Line 9, above

--------------------------------------------------------------------------------
  12   TYPE OF REPORTING PERSON *

       BK

--------------------------------------------------------------------------------
                      * SEE INSTRUCTION BEFORE FILLING OUT!


<PAGE>

    CUSIP No. 82934Q 10 1              13G                 Page 4 of 7 Pages

--------------------------------------------------------------------------------
  1    NAME OF REPORTING PERSON
       S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

       Citicorp Venture Capital, Ltd.        13-2598089

--------------------------------------------------------------------------------
  2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP *

       (a)_______


       (b)_______

--------------------------------------------------------------------------------
  3    SEC USE ONLY


--------------------------------------------------------------------------------
  4    CITIZENSHIP OR PLACE OF ORGANIZATION

       New York

--------------------------------------------------------------------------------
                       5   SOLE VOTING POWER
     NUMBER OF
                           None
       SHARES
                    ------------------------------------------------------------
                       6   SHARED VOTING POWER
    BENEFICALLY
                           None
      OWNED BY
                    ------------------------------------------------------------
                       7   SOLE DISPOSITIVE POWER
        EACH
                           None
     REPORTING
                    ------------------------------------------------------------
                       8   SHARED DISPOSITIVE POWER
       PERSON
                           None
        WITH
--------------------------------------------------------------------------------
  9    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       None

--------------------------------------------------------------------------------
  10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *


--------------------------------------------------------------------------------
  11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

       None

--------------------------------------------------------------------------------
  12   TYPE OF REPORTING PERSON *

       CO

--------------------------------------------------------------------------------
                      * SEE INSTRUCTION BEFORE FILLING OUT!


<PAGE>

                                                Page 5 of 7 Pages

  SCHEDULE 13G

  ITEM 1(A) NAME OF ISSUER:                    Sinter Metals Inc.

  ITEM 1(B) ADDRESS OF ISSUER'S PRINCIPAL      50 Public Square
                                               Suite 3200
                                               Cleveland OH 44113

  ITEM 2(A) NAMES OF PERSONS:                  Citicorp and its wholly-owned
                                               subsidiary, Citibank, N.A., and
                                               those subsidiaries checked
                                               below:

                                               [x]Citicorp Venture Capital Ltd.,
                                               a wholly-owned subsidiary of
                                               Citibank, N.A.

                                               [_]399 Venture Partners, Inc., a
                                               wholly-owned subsidiary of
                                               Citibank

  ITEM 2(B) ADDRESS OF PRINCIPAL
            BUSINESS OFFICE:                   Citicorp
                                               Citibank, N.A.
                                               Citicorp Venture Capital Ltd.
                                               399 Venture Partners Inc.
                                               399 Park Avenue
                                               New York, N.Y. 10043

  ITEM 2(C) CITIZENSHIP:                       Citicorp: Delaware;
                                               Citibank, N.A.: A national
                                                  banking association;
                                               Citicorp Venture Capital Ltd.:
                                                  New York;
                                               399 Venture Partners Inc.:
                                                  Delaware;

  ITEM 2(D)  TITLE OF CLASS OF SECURITIES: Common Stock

  ITEM 2(E)  CUSIP NUMBER:                 3617531 06 2

  ITEM 3 THE PERSONS  FILING THIS  SCHEDULE  PURSUANT TO EITHER RULE 13D-1(B) OR
  RULE 13D-2(B) ARE:

  Citicorp:                                (g) Parent Holding Company, in
                                           accordance with ss.240.13d-1 (b) (ii)
                                           (G).

  Citibank, N.A.:                          (b) Bank as defined in ss.3 (a)(6) oF
                                           the Act;
  and those subsidiaries checked below:
  [x] Citicorp Venture Capital Ltd.:            Corporation.
  [] 399 Venture Partners Inc.:                 Corporation.

<PAGE>

Page 6 of 7 Pages


  ITEM 4   OWNERSHIP

           (a)   Total Amount Beneficially Owned   None

           (b)   Percent of Class:                 None

           (c)   Total Number of Shares as to which such persons have:

                 (i)   sole power to vote or to direct the vote
                       None

                 (ii)  shared power to vote or to direct
                       None

                 (iii) sole power to dispose or to direct
                       the disposition of
                       None

                 (iv) Shared power to dispose or to
                      direct the disposition of
                      None

  ITEM 5   OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:

           [_] Not applicable.

           [x] This statement is being filed to report the fact that as of
               December 31, 1997, the reporting persons had ceased to be the
               beneficial owners of more than five percent of the securities
               described.

  ITEM 6   OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON:
           None

  ITEM 7   IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED
           THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY:
           See Items 2(a) and 3.

  ITEM 8   IDENTIFICATION  AND CLASSIFICATION  OF MEMBERS OF THE GROUP:
           Not applicable.

  ITEM 9   NOTICE OF DISSOLUTION OF GROUP:
           Not applicable.

<PAGE>

                                                Page 7 of 7 Pages


  ITEM 10  CERTIFICATION: By signing below I certify  that,  to the best of my
           Knowledge and belief, the securities referred to above were acquired
           in the ordinary course of business  and were not  acquired  for the
           purpose of and do not have the effect of changing or influencing the
           control of the issuer of such securities and were not  acquired  in
           connection with or as a participant in any transaction  having such
           purposes or effect.  SIGNATURE:  After reasonable inquiry and to the
           best of my knowledge and belief, I certify that the information set
           forth in this  statement  is  true,  complete  and  correct.  NOTE:
           Signatures below are for Citicorp and Citibank,  N.A., and those
           subsidiaries holding the issue, indicated by check below.  All data
           shown is as of December 31, 1997.

            FEBRUARY 13, 1998             CITICORP
            -----------------
            DATE
                                          By /s/George E. Seegers
                                            -----------------------------------
                                                George E. Seegers
                                                Assistant Secretary, Citicorp

                                          CITIBANK, N.A.

                                          By /s/George E. Seegers
                                            -----------------------------------
                                                George E. Seegers
                                                Vice President, Citibank N.A.

                                          CITICORP VENTURE CAPITAL LTD.

                                          By
                                            -----------------------------------
                                                Helene B. Shavin
                                                 Assistant Vice President

                                          399 VENTURE PARTNERS, INC.

                                          By /s/Helene B. Shavin
                                            -----------------------------------
                                                Helene B. Shavin
                                                Assistant Vice President


  Copies to:
  Corporate Secretary