The project "LAMBDA VALVES"  is a combination of the most qualified Italian Companies  which manufacture machine tools and measuring instruments  for the production of valves. These Companies are  co-operating with Scarpa & Colombo  S.r.l. as their know how partner.

The aim of these Companies is to  introduce the Italian technology into the Chinese Market  for the realisation of a very important motor component,  the good performance of which guarantees the working  conditions of the engines with respect of environment.

The different steps  involved in the production of engine valves can be  summarised according to the following fundamental operations (steps).

01 - Bar shearing

FICEP  SpA

http://www.ficep.it

02 - Electric upsetting and forging

FICEP  SpA / ISEA  Srl

http://www.ficep.it
http://www.isea-welding.it/

03 - Straightening

ORT  ITALIA SpA

http://www.ortitalia.com

04 - Rough grinding of the stem

GHIRINGHELLI SpA

http://www.ghirindelli.it

05 - Rough grinding of the seat

SCARPA & COLOMBO Srl

http://www.freccia.com

06 - Seat hardfacing by PTA process

PLASMA Team Snc

http://www.plasmateam.com

07 - Head turning

CELORIA  DARIO

Fax:  +39-0141-916486

08 - Stem end and groove turning

CELORIA  DARIO

Fax:  +39-0141-916486

09 - Stem finishing

GHIRINGHELLI  SpA

http://www.ghirindelli.it

10 - Seat finishing

SCARPA & COLOMBO Srl

http://www.freccia.com

11 - Final check

DEA-Brown& Sharpe SpA / MARPOSS SpA

http://www.marposs.com

Source: Engine valves  LAMDA project – Valves production line - Beijing 25  November – 2 December 1997
Sponsored by: UCIMU SpA Fax: +39-02-26255.214 and
ITALIAN INSTITUTE FOR FOREIGN TRADE - BEIJING E-Mail: icebeij@mail.netchina.com.cn